Alberta Electric System Operator | |
Long Range Significant Transmission Outages for the period of 24 months starting 2024-08-03 | |
The table below contains the significant transmission outages submitted as tentative to the AESO. These Outages have not yet necessarily been approved, but are listed for awareness and coordination purposes. An Outage has been considered significant for this table if it meets any one (1) or more of the following criteria: |
|
|
|
Note: Where a transmission outage requires generation curtailments, the adjustments to generation will typically happen in the hours before the scheduled transmission outage and in the hour after the element is returned to service. | |
Previous Version | |
Download CSV | |
Owner | From | To | Duration | Element | Scheduled Activity | Affected Intertie |
---|---|---|---|---|---|---|
ALTALINK | 11-Jul-24 00:00 | 01-Oct-24 17:00 | Continuous |
82.71 Days
74s C4 (74s Janet) | forced outage | |
ATCO | 22-Jul-24 08:00 | 03-Aug-24 17:00 | 12.38 Days
Continuous |
788s 703 (788s Hotchkiss), 7L63 (788s Hotchkiss - 7LA63 tap) | 703 breaker replacement | |
EPCOR | 29-Jul-24 07:00 | 30-Aug-24 17:00 | 32.42 Days
Continuous |
816s P2404 (816s Petrolia) | Petrolia: P2404 Breaker LCR | |
ATCO | 29-Jul-24 09:00 | 09-Aug-24 17:30 | 11.35 Days
Continuous |
932s 901T (932s Pemukan) | 901T major testing tap changer maintenance and PRC-005 SPR testing |
|
SUNCOR | 30-Jul-24 08:00 | 13-Aug-24 16:00 | 14.33 Days
Continuous |
29EDD-94 407T (29EDD-94 Voyageur), 29EDD-94 29-952-9705 (29EDD-94 Voyageur), 29EDD-94 29-952-9704 (29EDD-94 Voyageur), 29EDD-94 29PS-392 (29EDD-94 Voyageur), 29EDD-94 29PS-393 (29EDD-94 Voyageur), 29EDD-94 29PS-400 (29EDD-94 Voyageur) | 5 Year PM, bad contactor coil and replace AVR |
|
SUNCOR | 05-Aug-24 08:00 | 15-Aug-24 18:00 | 10.42 Days
Continuous |
29EDD-65 260kV Bus 29PP-0048 (29EDD-65), 29EDD-65 29-952-4811 (29EDD-65), 29EDD-65 29-952-4821 (29EDD-65) | FB-29-952-4811, 4821 5y PM 29PP-48 SYSTEM;PM 5y (46555392, 46555395, 450237141) | |
ALTALINK | 06-Aug-24 07:00 | 06-Aug-24 17:00 | 10 Hours
Daily |
928s 180X (928s East Stavely) | Crew will call in to operate 928s180X air break to check the proper status of the contacts to new AIS protection. | |
ALTALINK | 06-Aug-24 07:00 | 06-Aug-24 17:00 | 10 Hours
Daily |
180AL (604s Granum - 180L tap) | 604s customer 604s1, 604s6, and 604s17 maintenance. | |
EPCOR | 06-Aug-24 07:00 | 08-Aug-24 17:00 | 2.42 Days
Continuous |
T1 (EP Riverview), RW2405 (EP Riverview), RW2401 (EP Riverview), RWAB1 (EP Riverview) | Riverview: TX1 Doble and RWAB1, RWDS1, RWDS10 Disconnect Maintenance | |
ENMAX | 06-Aug-24 08:00 | 06-Aug-24 11:00 | 3 Hours
Continuous |
162B240-RB133 (SS-162) | HV Breaker SF6 Gas Sample - 162B240-RB133 | |
ATCO | 06-Aug-24 08:30 | 08-Aug-24 17:00 | 2.35 Days
Continuous |
802s 704 (802s Michichi Creek), 7L128 (802s Michichi Creek - 7LA128 tap) | BREAKER 704 MIN OIL HLR COMPLETE TESTING | |
ATCO | 06-Aug-24 09:00 | 09-Aug-24 17:00 | 3.33 Days
Continuous |
2015s 902T (2015s Yeo) | transformer maintenance, | |
ATCO | 06-Aug-24 09:00 | 14-Aug-24 16:00 | 8.29 Days
Continuous |
7L64 (779s Chinchaga River - 789s Keg River) | Changing Red Tag Poles from T&T | |
BCH | 06-Aug-24 09:00 | 16-Aug-24 17:00 | 10.33 Days
Continuous |
2L294 (BCH A. A. Lambert - BCH Nelway) | 2L294 (AAL-NLY) replace structure BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 06-Aug-24 09:30 | 07-Aug-24 17:30 | 1.33 Days
Continuous |
813s 905 (813s Little Smoky) | BREAKER SF6 HGF COMPLETE TESTING 905 |
|
ALTALINK, EPCOR | 06-Aug-24 09:30 | 29-Aug-24 17:00 | 23.31 Days
Continuous |
1059L (EP 803s Lambton - 1059AL tap), 1059AL (52s East Industrial - 1059L tap), 1059L (38s East Edmonton - 1059AL tap), EP 803s L2401 (EP 803s Lambton), EP 803s L2404 (EP 803s Lambton), 52s E2401 (52s East Industrial), 52s T1 (52s East Industrial) | Lambton: LDS8,1059L CVT LCR, and Steel Structure Refurbishment | |
ALTALINK, EPCOR | 06-Aug-24 09:30 | 29-Aug-24 17:00 | 23.31 Days
Continuous |
1059L (38s East Edmonton - 1059AL tap), 1059L (EP 803s Lambton - 1059AL tap) | Lambton: LDS8,1059L CVT LCR, and Steel Structure Refurbishment | |
ATCO | 06-Aug-24 10:00 | 09-Aug-24 16:00 | 3.25 Days
Continuous |
2075s ACF22 (2075s Newell), 2075s ACF23 (2075s Newell), 2075s ACF24 (2075s Newell) | FILTER BANK AC MAINTENANCE @ NEWELL 2075S ACF22, 2075S ACF23, & 2075S ACF24 | |
ENMAX | 06-Aug-24 11:00 | 06-Aug-24 13:00 | 2 Hours
Continuous |
162B240-RB131 (SS-162) | HV Breaker SF6 Gas Sample - 162B240-RB131 | |
ENMAX | 06-Aug-24 13:00 | 06-Aug-24 16:00 | 3 Hours
Continuous |
162B240-RB134 (SS-162) | HV Breaker SF6 Gas Sample - 162B240-RB134 | |
ALTALINK | 07-Aug-24 09:30 | 07-Aug-24 17:00 | 7.5 Hours
Daily |
799s 786W (799s Coleman), 786L (799s Coleman - BCH Natal) | Urgent repair - 799s786W gas alarm repair | |
ALTALINK | 08-Aug-24 10:30 | 08-Aug-24 15:30 | 5 Hours
Daily |
42s 906N (42s Sarcee), 906L (17s Benalto - 42s Sarcee) | PRC5 First Trip followed by maintenance. | |
ALTALINK | 12-Aug-24 07:00 | 20-Aug-24 13:00 | 8.25 Days
Continuous |
1097L (356s Milo – 611s Amber) | Closing Open Point 'C' and completed final commissioning/testing | |
ATCO | 12-Aug-24 09:00 | 16-Aug-24 17:30 | 4.35 Days
Continuous |
700s 704 (700s Bonnyville), 7L146 (700s Bonnyville - 970s Bourque) | HPL Breaker 704 Complete testing Replace Densimeter Covers |
|
ATCO | 12-Aug-24 09:30 | 13-Aug-24 17:30 | 1.33 Days
Continuous |
813s 908 (813s Little Smoky) | BREAKER SF6 HGF COMPLETE TESTING 908 | |
ATCO | 12-Aug-24 10:00 | 15-Aug-24 17:00 | 3.29 Days
Continuous |
959s SVC (959s Lanfine) | Converter inspection, fire system inspection | |
ALTALINK | 12-Aug-24 11:00 | 22-Aug-24 16:00 | 10.21 Days
Continuous |
676L (244s Bowmanton - 523s Bullshead) | Install and commission new 676L protections at 244s and 523s pertaining to the Dunmore Project | |
ALTALINK | 13-Aug-24 08:30 | 15-Aug-24 13:30 | 2.21 Days
Continuous |
103s 552 (103s Goose Lake) | 103s552 First Trip, gas leak repair and Maint. | |
ALTALINK | 13-Aug-24 09:30 | 13-Aug-24 17:00 | 7.5 Hours
Continuous |
562s 252 (562s Cypress) | 562s252 Maint. | |
ALTALINK | 14-Aug-24 08:00 | 14-Aug-24 18:00 | 10 Hours
Daily |
254s T2 (254s Coaldale), 254s 25kV Bus 2 (254s Coaldale) | URGENT 30 Degree Hot spot on 254s10, clean, grease and adjust to repair hot spot on the switch. | |
SUNCOR | 14-Aug-24 08:00 | 28-Aug-24 16:00 | 14.33 Days
Continuous |
29EDD-94 406T (29EDD-94 Voyageur), 29EDD-94 29-952-9702 (29EDD-94 Voyageur), 29EDD-94 29-952-9703 (29EDD-94 Voyageur), 29EDD-94 29-952-9704 (29EDD-94 Voyageur), 29EDD-94 29PS-399 (29EDD-94 Voyageur), 29EDD-94 29PS-391 (29EDD-94 Voyageur) | BP-BPC-24-49 - 29EDD-94-29PT-409; 29PP-98; 29PP-67; 5 year PM 29PPS-399 Replace Coil; 29PT-406 Replace AVR; 29PS-391 (CG) | |
ALTALINK | 14-Aug-24 09:30 | 14-Aug-24 17:00 | 7.5 Hours
Continuous |
562s 1152 (562s Cypress) | 562s252 Maint. | |
ALTALINK, EPCOR | 15-Aug-24 07:00 | 15-Aug-24 18:00 | 11 Hours
Daily |
1059L (38s East Edmonton - 1059AL tap), 1059L (EP 803s Lambton - 1059AL tap) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ENMAX, ALTALINK | 16-Aug-24 08:00 | 16-Aug-24 16:00 | 8 Hours
Continuous |
240kV West Bus (SS-25), 25B240-D142 (SS-25), 25B240-D139 (SS-25), 25B240-D136 (SS-25), 25B240-D133 (SS-25), 1109L (SS-25 - SS-65), 25B240-D141 (SS-25) | Summer substation washing 25MD-1109 | |
ENMAX, ALTALINK | 17-Aug-24 08:00 | 18-Aug-24 16:00 | 1.33 Days
Continuous |
24.81L (SS-24 - SS-31), 24.83L (74s Janet - SS-24), 24.1TR (SS-24), 24B138-24BT3 (SS-24) | Power Factor Test - 24B138-24.83-CT, 24PT138-Z31 | |
ENMAX, ALTALINK | 17-Aug-24 08:00 | 18-Aug-24 18:00 | 1.42 Days
Continuous |
24.83L (74s Janet - SS-24) | Power Factor Test - 24B138-24.83-CT, 24PT138-Z31. | |
SUNCOR | 18-Aug-24 08:00 | 22-Aug-24 18:00 | 4.42 Days
Continuous |
29PL9-25 (29EDD-94 Voyageur - 29EDD-61 Stony Island) | BP(Pulkit) - 29PL9-25 Powerlines between 29EDD94 & 29EDD 61 Outage in order to Tie in & Initial Energization of Excitation Transformer 30PT-472 | |
ATCO | 19-Aug-24 06:30 | 23-Aug-24 15:00 | 4.35 Days
Continuous |
7L153 (609s Wheatland - 804s Wintering Hills) | maintenance | |
EPCOR | 19-Aug-24 07:00 | 22-Aug-24 17:00 | 3.42 Days
Continuous |
EP 803s T1 (EP 803s Lambton) | Lambton: TX1 PDR and Conservator Leak Repair | |
ALTALINK, EPCOR | 19-Aug-24 07:00 | 25-Aug-24 17:00 | 6.42 Days
Continuous |
1239L (330p Genesee - 510s Sunnybrook), 330p 1205 (330p Genesee), 330p 1206 (330p Genesee) | Genesee: 1239L CVT, Arrestor Doble and 1239LD, 1205b, 1206B Disconnect Maintenance and 1239L, 1205, 1206 P&C Maintenance | |
SUNCOR | 19-Aug-24 08:00 | 28-Aug-24 18:00 | 9.42 Days
Continuous |
29EDD-65 29-952-4813 (29EDD-65), 29EDD-65 29-952-4823 (29EDD-65), 29EDD-65 260kV Bus 29PP-0049 (29EDD-65) | FB-29-952-4813, 4823 5y PM 29PP-49 system ;PM 5y | |
Syncrude | 19-Aug-24 08:00 | 02-Sep-24 16:00 | 14.33 Days
Continuous |
2235 (Syncrude Mildred Lake), 235 (Syncrude Mildred Lake), 234 (Syncrude Mildred Lake), Mildred T2 (Syncrude Mildred Lake) | SCL - Complete replacement of potheads, and cables on Transformer T2 | |
ALTALINK, EPCOR | 19-Aug-24 09:30 | 25-Aug-24 17:00 | 6.31 Days
Continuous |
1239L (330p Genesee - 510s Sunnybrook) | Genesee: 1239L CVT, Arrestor Doble and 1239LD, 1205b, 1206B Disconnect Maintenance and 1239L, 1205, 1206 P&C Maintenance | |
ALTALINK | 19-Aug-24 12:30 | 20-Aug-24 17:00 | 28.5 Hours
Daily |
205s 452 (205s Castle Rock Ridge) | 205s452 Maint. First Trip | |
ALTALINK | 19-Aug-24 13:00 | 22-Aug-24 17:30 | 3.19 Days
Continuous |
89s 952 (89s Ellerslie) | Breaker maint. + First Trip, repair riser hot spot | |
ALTALINK | 19-Aug-24 13:30 | 22-Aug-24 17:30 | 3.17 Days
Continuous |
410s T1 (410s Josephburg) | Rad leaks, doble and LR/SFRA testing, added more T1 leaks | |
ALTALINK, EPCOR | 20-Aug-24 07:15 | 29-Aug-24 16:45 | 9.4 Days
Continuous |
37s 82 (37s North Calder), 37s 88 (37s North Calder), 920L (37s North Calder - 557s Castle Downs) | Remove old breaker (37s88). New foundation screw piles, install new breaker (37s88). Remove switch 37s87 and strengthen switch support structure. Install switch and risers. Install new string Insulators Wire new breaker and install risers | |
BCH | 20-Aug-24 09:00 | 25-Aug-24 17:00 | 5.33 Days
Continuous |
5L92 (BCH Cranbrook - BCH Selkirk) | 5L92 replace insulators & spacers BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 20-Aug-24 09:30 | 21-Aug-24 17:30 | 1.33 Days
Continuous |
834s 903 (834s Wesley Creek) | 903 B Phase Counter Replacement at 834s Wesley Creek PRC-005 - TRIP COIL TESTING |
|
ENMAX, ALTALINK | 21-Aug-24 07:00 | 25-Aug-24 18:00 | 4.46 Days
Continuous |
50L (44s Bearspaw Plant - SS-21) | Repair woodpecker damage at structures 119 & 122. Replace structures 116 & 117. | |
EPCOR | 22-Aug-24 07:00 | 23-Aug-24 17:00 | 1.42 Days
Continuous |
816s T2 (816s Petrolia), 816s P2404 (816s Petrolia), 816s P2405 (816s Petrolia) | Petrolia: P2404 Breaker LCR Commissioning (PAB2 Op Checks) | |
ENMAX | 22-Aug-24 08:00 | 23-Aug-24 16:00 | 1.33 Days
Continuous |
23.80L (74s Janet - SS-23), 23.4TR (SS-23) | 23 Sub Auto switching protection Upgrade | |
ATCO | 22-Aug-24 08:00 | 27-Aug-24 12:00 | 5.17 Days
Continuous |
7L224 (650s Hansman Lake - 774s Monitor) | Pole change under TCM L-L mitigation project 1102671 | |
ALTALINK | 22-Aug-24 08:00 | 27-Aug-24 16:00 | 5.33 Days
Continuous |
650s 224 (650s Hansman Lake) | Pole change under TCM L-L mitigation project 1102671 | |
ATCO | 22-Aug-24 09:30 | 23-Aug-24 17:30 | 1.33 Days
Continuous |
834s 904 (834s Wesley Creek) | RTXP Test Switch Mitigation and Replacement BREAKER SF6 HPL COMPLETE TESTING PRC-005 - TRIP COIL TESTING |
|
SUNCOR | 23-Aug-24 08:00 | 31-Aug-24 18:00 | 8.42 Days
Continuous |
29PL9-24 (29EDD-94 Voyageur - 29EDD-60 Inglis Island) | BP(Pulkit) - 29PL9-24 Powerlines between 29EDD94 & 29EDD60 Outage in order to Tie in & Initial Energization of Excitation Transformer 30PT-471 | |
EPCOR, ALTALINK | 26-Aug-24 07:00 | 26-Aug-24 17:00 | 10 Hours
Continuous |
665s D2403 (665s Dome), 909L (310p Sundance - 665s Dome) | Dome: D2403 Dash Pot Repair (042072) | |
EPCOR | 26-Aug-24 07:00 | 27-Aug-24 17:00 | 1.42 Days
Continuous |
1164L (816s Petrolia - EP Riverview), 816s P2404 (816s Petrolia), 816s P2403 (816s Petrolia) | Petrolia: P2404 Breaker LCR Commissioning (PDS12 Op Checks) | |
EPCOR | 26-Aug-24 07:00 | 30-Aug-24 17:00 | 4.42 Days
Continuous |
987s T1 (987s Clover Bar), 987s CCP7213 (987s Clover Bar), 987s CCP7214 (987s Clover Bar), 987s C2401 (987s Clover Bar), 987s C2403 (987s Clover Bar), 987s CDS18 (987s Cloverbar) | PT retest and C2401 dashpot repair | |
EPCOR | 26-Aug-24 07:00 | 31-Aug-24 17:00 | 5.42 Days
Continuous |
T4 (Poundmaker), PM2403 (Poundmaker), PM2402 (Poundmaker), PM721 (Poundmaker) | Poundmaker: (TX4 Zone) PM2402, PM2403 Breaker Maintenance and BUS 3 CVT Doble and PMAB4, PMDS4, PMDS5 Disconnect Maintenance | |
ATCO | 26-Aug-24 08:30 | 27-Aug-24 16:00 | 31.5 Hours
Continuous |
7L91 (715s Leming Lake - 826s Marguerite Lake), 715s 702 (715s Leming Lake) | breaker maintenance | |
ATCO | 26-Aug-24 10:00 | 29-Aug-24 16:00 | 3.25 Days
Continuous |
732s 901T (732s Mitsue), 732s 501R (732s Mitsue), 732s Protection & Control (732s Mitsue) | PRC-005 - SPR TESTING - TRANSFORMER 901T @ 732S, PRC-005 - TRIP COIL TESTING - BREAKER 501 @ 732S TCM Program. RTXP Test Switch Mitigation and Replacement: 87T-A/901T, 87T-B/901T, 50-51TV-59/901T |
|
ALTALINK | 26-Aug-24 12:00 | 26-Aug-24 16:00 | 4 Hours
Daily |
180L (15s Fort Macleod - 180AL tap) | Commission 15s180N status LTO to new AIS relays | |
ALTALINK | 26-Aug-24 12:30 | 28-Aug-24 17:30 | 2.21 Days
Continuous |
28s 5 (28s West Brooks) | PRC5 First Trip followed by maintenance. | |
ALTALINK | 27-Aug-24 07:30 | 28-Aug-24 11:30 | 28 Hours
Continuous |
264s 240kV Bus 1 (264s Elkwater) | Remove riser from low bus to high bus and install new design with rigid bus in two locations (264-6000 Print). Lower Voltage tap on SSTX1 | |
ALTALINK | 27-Aug-24 08:30 | 28-Aug-24 16:30 | 1.33 Days
Continuous |
562s 1052 (562s Cypress) | 562s1052 – PRC5 First Trip / breaker maintenance / PRC5 | |
ATCO | 27-Aug-24 09:30 | 28-Aug-24 17:30 | 1.33 Days
Continuous |
7L51 (788s Hotchkiss - 927s Buchanan Creek), ATC 793s 701 (ATC 793s West Peace River) | 793S 701 BREAKER SF6 HPL COMPLETE TESTING 793S 701 BREAKER SF6 HPL PARTIAL TESTING Replace Densimeters on Breaker 701 at 793s West Peace |
|
ATCO | 27-Aug-24 10:00 | 29-Aug-24 16:00 | 2.25 Days
Continuous |
925s 901T (925s Green Stocking) | transformer tapchanger maintenance | |
ALTALINK | 27-Aug-24 12:30 | 27-Aug-24 16:30 | 4 Hours
Daily |
880L (321s Al Rothbauer - 523s Bullshead) | Install and commission new circuits and 1052 trip testing | |
ALTALINK | 27-Aug-24 12:30 | 27-Aug-24 17:00 | 4.5 Hours
Daily |
463L (15s Fort Macleod - 463AL tap) | Commission 15s463 status LTO to new AIS relays | |
ALTALINK | 27-Aug-24 23:00 | 29-Aug-24 07:00 | 1.33 Days
Continuous |
250p 22 (250p Bighorn Plant) | maintenance | |
ALTALINK | 28-Aug-24 07:00 | 28-Aug-24 20:00 | 13 Hours
Continuous |
718L (250p Bighorn Plant - 263s Strachan) | South Crew installing Bird Protection at STR 129-132 | |
ALTALINK | 28-Aug-24 07:00 | 29-Aug-24 07:00 | 24 Hours
Continuous |
250p 11 (250p Bighorn Plant) | maintenance | |
ATCO | 28-Aug-24 08:30 | 29-Aug-24 16:00 | 31.5 Hours
Continuous |
7L66 (715s Leming Lake - 717s Ethel Lake), 715s 703 (715s Leming Lake) | breaker maintenance | |
ALTALINK | 28-Aug-24 12:00 | 29-Aug-24 17:30 | 29.5 Hours
Continuous |
264s 240kV Bus 2 (264s Elkwater) | Remove riser from low bus to high bus and install new design with rigid bus in two locations (264-6000 Print). Lower Voltage tap on SSTX2. Swap Gas density monitors on Breaker 352 | |
ALTALINK | 29-Aug-24 07:00 | 29-Aug-24 18:00 | 11 Hours
Daily |
725L (15s Fort MacLeod - 725BL tap), 725L (674s Bowron - 725BL tap), 725BL (240s McBride Lake - 725L tap) | Replace arms and insulators at structure 231. Install ground rod and repair downlead at structure 223. | |
ATCO | 29-Aug-24 08:00 | 29-Aug-24 16:00 | 8 Hours
Continuous |
7L85 (804s Wintering Hills - 7LA85 tap) | Insulator replace structures 497, 532, 533. Clearance Mitigation Structures 532, 490. |
|
ATCO | 29-Aug-24 09:30 | 30-Aug-24 17:30 | 1.33 Days
Continuous |
7L82 (788s Hotchkiss - 855s Hamburg) | BREAKER SF6 HPL PARTIAL TESTING - 705 at 788s HOTCHKISS | |
ATCO | 30-Aug-24 08:00 | 30-Aug-24 14:00 | 6 Hours
Continuous |
7L85 (804s Wintering Hills - 7LA85 tap) | Clearance Mitigation Pole change structure 7L85-383. Add conductor weights 7L85-382 Change Insulators 7L85-432. |
|
ATCO | 01-Sep-24 10:00 | 02-Sep-24 16:00 | 30 Hours
Continuous |
9L16 (755s Cordel - 972s Tinchebray) | Capital Power request | |
SUNCOR | 02-Sep-24 08:00 | 09-Sep-24 16:00 | 7.33 Days
Continuous |
29EDD-1 29EDD1s1252 (29EDD-1 Millennium) | BP - 29EDD1;29CVT-2 SYSTEM;PM 5y,10y; 29EDD1S252 Breaker |
|
EPCOR, ALTALINK | 03-Sep-24 07:00 | 07-Sep-24 17:00 | 4.42 Days
Continuous |
EP 803s T3 (EP 803s Lambton), EP 803s L2403 (EP 803s Lambton), EP 803s L2405 (EP 803s Lambton), EP 803s L721 (EP 803s Lambton) | Lambton: LDS10 LCR and L2405 P&C Maintenance | |
EPCOR | 03-Sep-24 07:00 | 13-Sep-24 17:00 | 10.42 Days
Continuous |
816s P2404 (816s Petrolia), 816s P2405 (816s Petrolia), 816s T2 (816s Petrolia) | Petrolia: P2405 Breaker LCR and TX2 Zone Doble and Disconnect Maintenance (042066) | |
ALTALINK | 03-Sep-24 07:30 | 12-Sep-24 16:30 | 9.38 Days
Continuous |
37s 82 (37s North Calder) | Remove old breaker. New foundation screw piles, install new breaker, re-wire and install risers | |
ALTALINK, TRANSALTA | 03-Sep-24 08:00 | 06-Sep-24 17:00 | 3.38 Days
Daily |
33s T1 (33s Spray) | maintenance | |
ALTALINK, TRANSALTA | 03-Sep-24 08:00 | 06-Sep-24 17:00 | 3.38 Days
Daily |
33s T2 (33s Spray) | maintenance | |
SUNCOR | 03-Sep-24 08:00 | 19-Sep-24 16:00 | 16.33 Days
Continuous |
29EDD-1 T1 (29EDD-1 Millennium) | BP - 29EDD-1 T1 Bushings; 72kv Arresters Replacement; 29EDD1S1052 Densimeter Replacement; 29EDD1S852 Replace Densimeter; OLTC Maintenance and Testing | |
ATCO, ALTALINK | 03-Sep-24 08:30 | 05-Sep-24 17:30 | 2.38 Days
Continuous |
825s 901 (825s Whitefish Lake), 9L960 (13s Deerland - 825s Whitefish Lake), 825s 902 (825s Whitefish Lake) | 901 PRC Trip Coil Testing 901 NISSIN CT Testing/Inspection 902 PRC Trip Coil Testing 902 NISSIN CT Testing/Inspection RTXP replacement |
|
BCH | 03-Sep-24 09:00 | 13-Sep-24 17:00 | 10.33 Days
Continuous |
5L91 (BCH Ashton Creek - BCH Selkirk) | replace insulators & marker balls BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 03-Sep-24 10:00 | 05-Sep-24 16:00 | 2.25 Days
Continuous |
925s 902T (925s Green Stocking) | transformer tapchanger maintenance | |
ALTALINK | 03-Sep-24 12:30 | 04-Sep-24 16:30 | 28 Hours
Continuous |
428s 733X (428s Namaka), 733L (179s Gleichen - 428s Namaka) | PRC5 First Trip followed by maintenance. | |
ALTALINK | 03-Sep-24 12:30 | 05-Sep-24 16:30 | 2.17 Days
Continuous |
205s 152 (205s Castle Rock Ridge) | 205s152 – PRC5 First Trip / breaker maintenance / PRC5 | |
ENMAX, ALTALINK | 03-Sep-24 13:00 | 03-Sep-24 18:00 | 5 Hours
Continuous |
28.80L (42s Sarcee - SS-28) | Fall Substation Washing | |
ALTALINK | 03-Sep-24 14:00 | 05-Sep-24 17:00 | 2.13 Days
Continuous |
367s T2 (367S Harry Smith) | PRC005 Doble, maintenance, leaks | |
SUNCOR | 04-Sep-24 00:00 | 11-Sep-24 00:00 | 7 Days
Continuous |
29EDD-71 29PT-237 (29EDD-71) | FB - 29PT-244 MVT MAINTENANCE PM 5y (WO: 450236578) | |
ALTALINK, EPCOR | 04-Sep-24 07:00 | 04-Sep-24 18:00 | 11 Hours
Daily |
915L (38s East Edmonton - 987s Clover Bar) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ALTALINK | 04-Sep-24 07:30 | 04-Sep-24 17:30 | 10 Hours
Continuous |
349s T1 (349s Stavely) | Commission new LTO status to new AIS relays . Update and test new settings for tx prot | |
BCH | 04-Sep-24 09:00 | 06-Sep-24 17:00 | 2.33 Days
Continuous |
5L91 (BCH Ashton Creek - BCH Selkirk), 5D44 (BCH Ashton Creek) | 5D44, 5D1CB4, 5D2CB3 disconnects inspection BC maintenance does not affect the Alberta ATC | AB-BC |
ENMAX | 04-Sep-24 12:00 | 04-Sep-24 18:00 | 6 Hours
Continuous |
23.80L (74s Janet - SS-23), 23.4TR (SS-23) | Fall Substation Washing | |
ALTALINK | 05-Sep-24 07:30 | 05-Sep-24 17:00 | 9.5 Hours
Daily |
102s 552 (102s Langdon) | 240kV breaker maintenance | |
ATCO | 05-Sep-24 08:00 | 10-Sep-24 12:00 | 5.17 Days
Continuous |
7L224 (650s Hansman Lake - 774s Monitor) | Pole change under TCM L-L mitigation project 1102671 | |
ALTALINK | 05-Sep-24 08:00 | 10-Sep-24 12:00 | 5.17 Days
Continuous |
650s 224 (650s Hansman Lake) | Pole change under TCM L-L mitigation project 1102671 | |
ALTALINK | 05-Sep-24 08:30 | 05-Sep-24 17:30 | 9 Hours
Daily |
102s 6452 (102s Langdon) | 240kV breaker maintenance | |
ATCO | 07-Sep-24 14:00 | 11-Sep-24 16:00 | 4.08 Days
Continuous |
9L43 (874s McKay River - 888s Dover) | TC Energy requesting 9L43 OOS for 4 year maintenance interval |
|
ALTALINK | 08-Sep-24 07:00 | 08-Sep-24 12:30 | 5.5 Hours
Daily |
38s T4 (38s East Edmonton), 38s 240kV Bus 2 (38s East Edmonton) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ALTALINK | 08-Sep-24 11:30 | 12-Sep-24 17:30 | 4.25 Days
Continuous |
254s T1 (254s Coaldale) | Maint. and bushing replacement | |
ALTALINK | 08-Sep-24 12:30 | 08-Sep-24 17:30 | 5 Hours
Daily |
38s T1 (38s East Edmonton), 38s 240kV Bus 1 (38s East Edmonton) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ALTALINK | 09-Sep-24 07:00 | 11-Sep-24 17:30 | 2.44 Days
Continuous |
326s 240kV Bus 2 (326s Murray lake), 326s 452 (326s Murray Lake) | install 240kV SS1 station service transformer | |
EPCOR | 09-Sep-24 07:00 | 21-Sep-24 17:00 | 12.42 Days
Continuous |
CV5 (EP 511s Victoria - 557s Castle Downs), EP 511s Victoria T5 (EP 511s Victoria), EP 511s V2401 (EP 511s Victoria), 557s CD2405 (557s Castle Downs), 557s CD2406 (557s Castle Downs) | CV5: Manhole Inspections and Victoria TX5 Zone Doble, VDS25, CDDS16, CDDS11, CDDS10 Disconnect Maintenance and CD2405 P&C Maintenance | |
ATCO | 09-Sep-24 08:00 | 12-Sep-24 16:00 | 3.33 Days
Continuous |
7L69 (731s Elmworth - 815s Goodfare) | Changing rotten poles | |
ATCO, ALTALINK | 09-Sep-24 08:30 | 13-Sep-24 17:30 | 4.38 Days
Continuous |
9L961 (13s Deerland - 825s Whitefish Lake), 825s 903 (825s Whitefish Lake), 825s 904 (825s Whitefish Lake) | 903 PRC Trip Coil Testing 904 PRC Trip Coil Testing 903 NISSIN CT Testing/Inspection 9L961 PRC Aux. testing RTXP Replacement |
|
ALTALINK | 09-Sep-24 12:30 | 13-Sep-24 15:30 | 4.13 Days
Continuous |
370s T5 (370s North Lethbridge) | 370sT5 Maintenance 370s2252 Maint. | |
ALTALINK | 10-Sep-24 07:00 | 10-Sep-24 18:00 | 11 Hours
Daily |
908L (38s East Edmonton - 908AL tap), 908L (89s Ellerslie - 908AL tap) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ALTALINK | 10-Sep-24 07:00 | 22-Sep-24 18:00 | 12.46 Days
Continuous |
880L (321s Al Rothbauer - 523s Bullshead) | Stringing new circuit above 880L between Structures #77 - 89 | |
ENMAX, ALTALINK | 10-Sep-24 08:00 | 10-Sep-24 18:00 | 10 Hours
Continuous |
20.82L (SS-20 - SS-21), 21.80L (42s Sarcee - SS-21), 21.1TR (SS-21), 21.4TR (SS-21) | Fall Substation Washing. Altalink required to remove AML VT4 60S100 fuses | |
ATCO | 10-Sep-24 09:30 | 12-Sep-24 17:30 | 2.33 Days
Continuous |
834s 909R (834s Wesley Creek) | PRC-005 - SPR TESTING - REACTOR 909R @ 834S PRC-005 - TRIP COIL TESTING - BREAKER 909 @ 834S BREAKER SF6 HPL COMPLETE TESTING - 909 @ 834S 2023 Apparatus Leak Repairs Program - 909R at 834S Wesley Creek |
|
ATCO | 10-Sep-24 10:00 | 12-Sep-24 16:00 | 2.25 Days
Continuous |
7L63 (780s Lubicon - 812s Norcen), 780s 701 (780s Lubicon), 780s 702 (780s Lubicon) | RTXP test switch replacements 21A and 21B/ 7L63 | |
ALTALINK | 11-Sep-24 07:00 | 11-Sep-24 18:00 | 11 Hours
Daily |
946L (38s East Edmonton - 89s Ellerslie) | Cutover new alarms, controls, and statuses to new SCADA system. | |
ALTALINK | 11-Sep-24 23:00 | 12-Sep-24 03:00 | 4 Hours
Daily |
62s 12 (62s Brazeau Plant) | maintenance | |
ATCO | 12-Sep-24 09:00 | 21-Sep-24 17:00 | 9.33 Days
Continuous |
7L29 (791s Rainbow Lake - 850s Rainbow Co-Gen), 791s 705 (791s Rainbow Lake), 850s 701T (850s Rainbow Cogen), 850s 702T (850s Rainbow Cogen) | 7L29 protection upgrade @ 791S and 850S. SCADA system upgrade @ 791S and 850S. | |
EPCOR | 13-Sep-24 07:00 | 04-Oct-24 17:00 | 21.42 Days
Continuous |
816s P2405 (816s Petrolia) | Petrolia: P2405 Breaker LCR | |
ATCO | 13-Sep-24 10:00 | 13-Sep-24 16:00 | 6 Hours
Continuous |
951s 920C (951s Thickwood), 951s 920 (951s Thickwood Hills) | PRC-005 Trip Coil Testing | |
EPCOR | 16-Sep-24 07:00 | 15-Nov-24 17:00 | 60.46 Days
Continuous |
557s T1 (557s Castle Downs) | Castle Downs S/S Tx1 Outage for secondary duct bank modification | |
ENMAX | 16-Sep-24 08:00 | 04-Oct-24 16:00 | 18.33 Days
Continuous |
65.1TR (SS-65) | Transformer Power Factor Test - 65.1TR. Tap Changer Inspection - 65.1-TC | |
ATCO | 16-Sep-24 09:00 | 17-Sep-24 17:30 | 1.35 Days
Continuous |
826s 908 (826s Marguerite Lake) | Nissin CT inspection and Testing. | |
BCH | 16-Sep-24 09:00 | 20-Sep-24 17:00 | 4.33 Days
Continuous |
5L98 (BCH Nicola - BCH Vaseux Lake) | replace insulators & marker balls BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 16-Sep-24 10:00 | 20-Sep-24 16:00 | 4.25 Days
Continuous |
732s 902T (732s Mitsue), 732s 503R (732s Mitsue), 732s Protection & Control (732s Mitsue) | PRC-005 - SPR TESTING - TRANSFORMER 902T @ 732S, PRC-005 - TRIP COIL TESTING - BREAKER 503 @ 732S TCM Program. RTXP Test Switch Mitigation and Replacement: 87T-A/902T, 87T-B/902T, 50-51TV-59/902T |
|
ALTALINK | 16-Sep-24 12:30 | 19-Sep-24 16:30 | 3.17 Days
Continuous |
64s T2 (64s East Crossfield), 64s 138kV Bus1 (64s East Crossfield) | 64sT2 Maint, PRC5 checks, and repair 64s33 | |
ALTALINK | 16-Sep-24 12:30 | 21-Sep-24 17:30 | 5.21 Days
Continuous |
368s T2 (368s Burdett) | Maint. and bushing replacement | |
ALTALINK | 17-Sep-24 07:00 | 18-Sep-24 18:00 | 1.46 Days
Continuous |
1042L (485s Blackspring Ridge - 554s Travers) | Arctic Arrow requires a GOI on 1042L Urgent repair. The project has 13 notifications. 12 notifications consisting of retying overheads and 1 notification of tightening hardware between structures 3-62 at various locations. | |
ALTALINK | 17-Sep-24 07:00 | 19-Sep-24 17:00 | 2.42 Days
Continuous |
83s T1 (83s Taber) | The roof of the control building is leaking. Crew needs access to roof to repair. 25kV bus is within limits of approach when workers are on roof. Clearance cannot be achieved to perform work without an outage. | |
ENMAX, ALTALINK | 17-Sep-24 08:00 | 17-Sep-24 12:00 | 4 Hours
Continuous |
50L (44s Bearspaw Plant - SS-21), 21.1C (SS-21), 21.2TR (SS-21) | Fall Substation Washing | |
ATCO, ALBIAN | 17-Sep-24 08:00 | 18-Sep-24 08:00 | 24 Hours
Continuous |
919s 906 (919s Hartley) | open 906 breaker and 901TD in the Hartley 919S substation for CNRL Albian Sands | |
ATCO | 18-Sep-24 09:30 | 19-Sep-24 17:30 | 1.33 Days
Continuous |
790s 703 (790s Poplar Hill), 7L07 (790s Poplar Hill - 815s Goodfare) | BREAKER SF6 HPL PARTIAL TESTING - 703 at 790s. RTXP Test Switch Mitigation and Replacement: 50BF/703 @ 790S |
|
ALTALINK | 18-Sep-24 18:00 | 21-Sep-24 17:00 | 2.96 Days
Continuous |
1042L (485s Blackspring Ridge - 554s Travers) | Customer performing maintenance on their Equipment | |
ALTALINK | 19-Sep-24 07:00 | 23-Sep-24 17:00 | 4.42 Days
Continuous |
944L (132s Ware Junction - 275s Jenner) | Replace VT5 and CT (275s5), install new JB and cabling, like for like replacement. | |
ENMAX | 19-Sep-24 08:00 | 19-Sep-24 16:00 | 8 Hours
Continuous |
7.84L (SS-7 - SS-36), 36B138-36BT3 (SS-36), 36.1TR (SS-36), 36.3TR (SS-36), 36B138-36.81 (SS-36) | Fall Substation Washing | |
ATCO | 19-Sep-24 10:00 | 19-Sep-24 16:00 | 6 Hours
Continuous |
951s 908 (951s Thickwood Hills) | PRC-005 Trip Coil Testing | |
SUNCOR | 20-Sep-24 09:00 | 28-Sep-24 16:00 | 8.29 Days
Continuous |
29EDD-1 T2 (29EDD-1 Millennium) | BP-29EDD-1 - TA - T2 OLTC Maintenance and Testing; 29EDD-1 T2 72LV Arrester replacement (CG) | |
EPCOR | 21-Sep-24 07:00 | 21-Sep-24 17:00 | 10 Hours
Continuous |
EP 511s V727 (EP 511s Victoria), EP 511s V728 (EP 511s Victoria), EP 511s Victoria T5 (EP 511s Victoria), CV5 (EP 511s Victoria - 557s Castle Downs) | Victoria: VDS19 Repair (044875) | |
EPCOR | 22-Sep-24 07:00 | 27-Sep-24 17:00 | 5.42 Days
Continuous |
1164L (816s Petrolia - EP Riverview), RW2401 (EP Riverview), RW2402 (EP Riverview) | 1164L: Apparatus Riverview- 1164L Arrestor/CVT Doble, RWDS2/RWDS3/RWDS11 Disconnect Maintenance, Aerial- 1164L Insulator replacement | |
EPCOR | 23-Sep-24 07:00 | 23-Sep-24 17:00 | 10 Hours
Continuous |
PM2401 (Poundmaker) | Poundmaker: PM2401 Breaker Maintenance | |
ALTALINK | 23-Sep-24 07:00 | 29-Sep-24 17:00 | 6.42 Days
Continuous |
850L (525s Carseland - 678s Okotoks) | Arctic arrow will require a GOI on 850L to fix the steel core on 1201L 30-44. Once work in the span of 30-44 is completed the crew will return the GOI on 850L. 1201L crosses over 850L at 1201L31-32 span. | |
ALTALINK | 23-Sep-24 07:15 | 27-Sep-24 17:45 | 4.44 Days
Continuous |
919L (77s Sagitawah - 310p Sundance) | Clearance issue at 77s, re: 77s14 breaker replacement | |
ALTALINK, BHE Canada | 23-Sep-24 08:00 | 23-Sep-24 17:30 | 9.5 Hours
Daily |
120s 27 (120s Picture Butte) | 120s MATL: Maintenance on 240kV breakers, Maintenance on 240kV CVTs, Maintenance on PS1, Maintenance on Protective relays (RET) | |
ALTALINK | 23-Sep-24 08:00 | 02-Oct-24 17:00 | 9.38 Days
Continuous |
77s 14 (77s Sagitawah) | new breaker and foundation install | |
ALTALINK | 23-Sep-24 08:00 | 04-Oct-24 18:00 | 11.42 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | Maintenance tasks str range 18-513. | |
ALTALINK | 23-Sep-24 08:00 | 04-Oct-24 18:00 | 11.42 Days
Continuous |
48s 887X (48s Pocaterra), 887L (48s Pocaterra - 978s BCH Britt Creek) | 887L required to be open due to 1201L as per AESO Rule | AB-BC |
ALTALINK | 23-Sep-24 08:00 | 04-Oct-24 18:00 | 11.42 Days
Daily |
786L (799s Coleman - BCH Natal), 799s 786W (799s Coleman) | 887L required to be open due to 1201L as per AESO Rule | AB-BC |
BHE Canada | 23-Sep-24 09:00 | 04-Oct-24 17:00 | 11.33 Days
Continuous |
MATL (120s Picture Butte - Montana) | align with 1201L outage | AB-MATL |
AESO | 23-Sep-24 09:00 | 04-Oct-24 17:00 | 11.33 Days
Continuous |
Path 1 (AIES Islanding) | 5L94 replace insulators & spacers | AB-BC |
ATCO | 23-Sep-24 09:30 | 24-Sep-24 17:30 | 1.33 Days
Continuous |
730s 703 (730s Rycroft), 7L73 (730s Rycroft - 829s Boucher Creek) | BREAKER SF6 HGF COMPLETE TESTING - 703 at 730s | |
ATCO | 23-Sep-24 09:30 | 26-Sep-24 17:30 | 3.33 Days
Continuous |
845s 709 (845s Big Mountain), 845s 710 (845s Big Mountain), 7L44 (749s Flyingshot Lake - 845s Big Mountain) | Replace CT710 Replace Crank Mechanisms on 144 kV Switches at 845s Big Mountain - 710B Replace Crank Mechanisms on 144 kV Switches at 845s Big Mountain - 709B |
|
ATCO | 23-Sep-24 10:00 | 26-Sep-24 17:00 | 3.29 Days
Continuous |
806s 701T (806s Oldman River) | Maintenance | |
ALTALINK | 23-Sep-24 12:00 | 26-Sep-24 18:00 | 3.25 Days
Continuous |
310p T30 (310p Sundance) | 310p T30 25kV Bushing replacement, 69kV Bushing replacement, 69kV LA install, leak repair, maintenance, doble. RSLD 1 to be implemented at the end of the outage. | |
ALTALINK | 23-Sep-24 13:30 | 26-Sep-24 17:30 | 3.17 Days
Continuous |
310p 2452 (310p Sundance) | Breaker maint. + First Trip on 310p2452 | |
ALTALINK | 23-Sep-24 14:00 | 03-Oct-24 16:00 | 10.08 Days
Continuous |
520s R7 (520s Bennett) | R7 Maintenance | AB-BC |
ALTALINK | 23-Sep-24 23:00 | 06-Nov-24 16:00 | 43.75 Days
Continuous |
62s 11 (62s Brazeau Plant) | Major maintenance | |
EPCOR | 24-Sep-24 07:00 | 24-Sep-24 17:00 | 10 Hours
Continuous |
PM2404 (Poundmaker) | Poundmaker: PM2404 Breaker Maintenance | |
EPCOR | 24-Sep-24 07:00 | 11-Oct-24 17:00 | 17.42 Days
Continuous |
240BA3 (629s Argyll Transfer Station - 814s Bellamy) | 240BA3: Oil Degassing UGT | |
SUNCOR | 24-Sep-24 08:00 | 08-Oct-24 16:00 | 14.33 Days
Continuous |
29PL6-22 (29EDD-1 Millennium - 29EDD-2 Tar Island), 29EDD-2 29PT-3 (29EDD-2 Tar Island), 29EDD-1 29EDD1s1352 (29EDD-1 Millennium), 29EDD-1 29EDD1S1452 (29EDD-1 Millennium), 29EDD-1 29PS-0146 (29EDD-1 Millennium), 29EDD-2 29PS-6 (29EDD-2 Tar Island) | BP - 29EDD1,29CVT-7 system, PM 5 year,10 year, bus, test breaker 29EDD1S1352 |
|
ALTALINK | 24-Sep-24 08:30 | 25-Sep-24 17:30 | 1.38 Days
Daily |
520s T1 (520s Bennett), 520s 552 (520s Bennett) | 520sT1, 552 Maintenance.. | |
ALTALINK | 24-Sep-24 08:30 | 26-Sep-24 17:30 | 2.38 Days
Continuous |
48s 887X (48s Pocaterra), 887L (48s Pocaterra - 978s BCH Britt Creek) | 48s887X maintenance | |
ALTALINK | 25-Sep-24 06:15 | 26-Sep-24 17:45 | 1.48 Days
Continuous |
910L (288s Wolf Creek - 289s Saunders Lake) | conductor inspections between structures 108-111 | |
SUNCOR | 25-Sep-24 08:00 | 28-Sep-24 18:00 | 3.42 Days
Continuous |
29EDD-65 29-952-4812 (29EDD-65) | FB-29EDD65;29-952-4812 MAIN & TEST;PM 5y (46555391) | |
ATCO | 26-Sep-24 10:00 | 26-Sep-24 16:00 | 6 Hours
Continuous |
951S 902 (951s Thickwood Hills) | PRC-005 Trip Coil Testing | |
ALTALINK | 27-Sep-24 06:15 | 03-Oct-24 17:45 | 6.48 Days
Continuous |
914L (86s Bigstone - 87s Gaetz) | conductor inspections on various spans between 173-216 | |
BCH | 30-Sep-24 08:00 | 04-Oct-24 16:00 | 4.33 Days
Continuous |
5L94 (BCH Cranbrook - 102s Langdon), 1L275 (799s Coleman - BCH Natal), 1L274 (48s Pocaterra - 978s BCH Britt Creek) | 5L94 replace insulators & spacers | AB-BC |
ATCO | 30-Sep-24 08:30 | 03-Oct-24 17:30 | 3.38 Days
Continuous |
825s 903 (825s Whitefish Lake) | 903 PRC Trip Coil Testing 903 NISSIN CT Testing/Inspection |
|
ALTALINK | 30-Sep-24 09:00 | 04-Oct-24 18:00 | 4.38 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | 5L94 Replace insulators & spacers. | |
ATCO | 30-Sep-24 09:30 | 01-Oct-24 17:30 | 1.33 Days
Continuous |
7L54 (794s Valleyview - 813s Little Smoky), 794s 704 (794s Valleyview) | BREAKER SF6 LTB145D1/B COMPLETE TESTING - 704 at 794s | |
ATCO | 30-Sep-24 10:00 | 07-Oct-24 17:00 | 7.29 Days
Continuous |
7L62 (797s Kemp River - 905s Meikle) | Connect new DFR to 7L62PTY1, 7L62/21A, 21B and commission Migrate SCADA alarms, control, analogs from the existing RTU to the new Station Controller, end-to-end commissioning |
|
ATCO | 30-Sep-24 10:30 | 02-Oct-24 15:00 | 2.19 Days
Continuous |
2075s ACF11 (2075s Newell), 2075s ACF12 (2075s Newell), 2075s ACF13 (2075s Newell), 2075s ACF14 (2075s Newell) | SVC1 VESDA Repair | |
SUNCOR | 01-Oct-24 00:00 | 31-Oct-24 00:00 | 30 Days
Continuous |
29EDD-71 29PT-336 (29EDD-71) | FB-29PT-336, 30PP-125 6Y, 29PT-517 5Y (450236820, 300184327, 450260042, 450241892) | |
ALTALINK | 01-Oct-24 07:00 | 01-Oct-24 11:00 | 4 Hours
Daily |
523s 880 (523s Bullshead), 880L (321s Al Rothbauer - 523s Bullshead) | Test Trip from new T1 ‘A’ and T1 ‘B’ protection relays | |
ALTALINK, EPCOR | 01-Oct-24 07:00 | 02-Oct-24 17:00 | 1.42 Days
Continuous |
1044L (EP 805s Jasper - 816s Petrolia), 816s P2405 (816s Petrolia), 816s P2406 (816s Petrolia) | Petrolia: P2405 Breaker LCR Commissioning (PDS14 Op Checks) | |
EPCOR | 01-Oct-24 07:00 | 11-Oct-24 17:00 | 10.42 Days
Continuous |
987s T3 (987s Clover Bar), 987s C2407 (987s Clover Bar) | Cloverbar TX3 DGA Install | |
ALTALINK | 01-Oct-24 07:30 | 10-Oct-24 16:30 | 9.38 Days
Continuous |
37s 81 (37s North Calder) | Remove old breaker. New foundation screw piles, install new breaker. Wire and install risers | |
BCH | 01-Oct-24 08:00 | 01-Oct-24 16:00 | 8 Hours
Continuous |
5L94 (BCH Cranbrook - 102s Langdon), 1L274 (48s Pocaterra - 978s BCH Britt Creek), 1L275 (799s Coleman - BCH Natal) | CBK 5RX5 / CBK 5B5 / 5L94 - 5CVT5 Inspection | AB-BC |
ATCO | 01-Oct-24 08:00 | 02-Oct-24 16:30 | 1.35 Days
Continuous |
848s 910 (848s Ruth Lake), 848s 911 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. Cutover 910CT, 911CT, and 910PT inputs will be cutover to new DFR and commissioned. |
|
BCH | 01-Oct-24 09:00 | 11-Oct-24 17:00 | 10.33 Days
Continuous |
T3 (BCH Natal) | NTL station rebuild. T3 OOS for PN replacement | AB-BC |
ALTALINK | 01-Oct-24 12:30 | 03-Oct-24 16:30 | 2.17 Days
Daily |
59s 352 (59s Peigan) | Maint. and gauge replacement | |
ALTALINK | 02-Oct-24 07:00 | 02-Oct-24 10:30 | 3.5 Hours
Daily |
523s 676 (523s Bullshead), 676L (244s Bowmanton - 523s Bullshead) | Test Trip from new T1 ‘A’ and T1 ‘B’ protection relays | |
ATCO | 02-Oct-24 10:00 | 02-Oct-24 16:00 | 6 Hours
Continuous |
951s 906 (951s Thickwood Hills) | PRC-005 Trip Coil Testing | |
EPCOR | 03-Oct-24 07:00 | 04-Oct-24 17:00 | 1.42 Days
Continuous |
816s T2 (816s Petrolia), 816s P2404 (816s Petrolia), 816s P2405 (816s Petrolia) | Petrolia: P2405 Breaker LCR Commissioning (PAB2 Op Checks) | |
ATCO | 03-Oct-24 08:00 | 04-Oct-24 16:30 | 1.35 Days
Continuous |
9L01 (848s Ruth Lake - 951s Thickwood Hills), 848s 911 (848s Ruth Lake), 848s 913 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. Cutover 911CT, 913CT and 913PT inputs will be cutover to new DFR and commissioned. |
|
ALTALINK, EPCOR | 04-Oct-24 10:00 | 07-Oct-24 11:30 | 3.06 Days
Continuous |
320p 138kV Bus (320p Keephills), 834L (320p Keephills - 384s Keystone), 767L (320p Keephills - 767AL tap), 809L (320p Keephills - 510s Sunnybrook), 320p T1 (320p Keephills) | Replace 320p92. | |
ATCO, SUNCOR | 05-Oct-24 08:00 | 06-Oct-24 16:30 | 1.35 Days
Continuous |
29PL9-2 (29EDD-1 Millennium - 848s Ruth Lake), 848s 901 (848s Ruth Lake), 848s 902 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. 901 and 902 breaker statuses, 901CT, 902CT and 901PT inputs will be cutover to new DFR and commissioned. |
|
EPCOR | 07-Oct-24 07:00 | 11-Oct-24 17:00 | 4.42 Days
Continuous |
EP 803s T3 (EP 803s Lambton), EP 803s L721 (EP 803s Lambton) | Lambton: L721 Bay PT LCR | |
ALTALINK | 07-Oct-24 07:00 | 16-Oct-24 17:00 | 9.42 Days
Continuous |
1325L (510s Sunnybrook - AML 511s Crossings) | WATL Annual Link Outage, DC Yard maintenance, Valve Hall Grading Electrode Inspections, VCS work, 511s5957 Ground Switch Repairs | |
EPCOR | 07-Oct-24 07:00 | 08-Nov-24 17:00 | 32.46 Days
Continuous |
816s P2402 (816s Petrolia) | Petrolia: P2402 Breaker LCR | |
ENMAX | 07-Oct-24 08:00 | 25-Oct-24 16:00 | 18.33 Days
Continuous |
65.2TR (SS-65) | Transformer Power Factor Test - 65.2TR. Tap Changer Inspection - 65.2-TC | |
BCH | 07-Oct-24 09:00 | 07-Oct-24 17:00 | 8 Hours
Continuous |
2L293 (BCH Nelway - BCH Selkirk) | NLY 2D22 disconnect maintenance BC maintenance does not affect the Alberta ATC
|
AB-BC |
ATCO | 07-Oct-24 09:00 | 16-Oct-24 18:00 | 9.38 Days
Continuous |
7L20 (740s H.R. Milner - 810s Dome Cutbank) | Changing several structures on 7L20 between 740S HR Milner and 810S Dome Cutbank, from STR 306-58 on 7L20. | |
BCH | 07-Oct-24 09:00 | 01-Nov-24 17:00 | 25.33 Days
Continuous |
2L293 (BCH Nelway - BCH Selkirk) | 2L293 replace structure & crossarms BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 07-Oct-24 10:00 | 21-Oct-24 12:00 | 14.08 Days
Continuous |
741s 701T (741s Fox Creek), 741s 701 (741s ATC Fox Creek), 741s 702 (741s ATC Fox Creek), 741s 702T (741s Fox Creek), 741s 703 (741s ATC Fox Creek), 741s 704 (741s ATC Fox Creek), 741s 705C (741s Fox Creek), 741s 705 (741s ATC Fox Creek), 7L90 (741s ATC Fox Creek - 7LA90 tap), 7L199 (347s AML Fox Creek - 741s ATC Fox Creek) | Relocate 700PT1 connections to the east side of the PT structure & create a J1 on the west side of the PT structure. | |
ATCO | 07-Oct-24 10:00 | 07-Nov-24 17:00 | 31.33 Days
Continuous |
9L100 (801s Anderson - 807s Sheerness) | Replace Breaker 902 @ 807S Sheerness, complete line 21A, 21B/9L100 protection upgrade and Commissioning | |
ALTALINK | 07-Oct-24 13:00 | 10-Oct-24 17:30 | 3.19 Days
Continuous |
89s 352 (89s Ellerslie) | Breaker maint. + First Trip, replace leaking grading capacitor | |
ALTALINK | 07-Oct-24 13:00 | 10-Oct-24 17:30 | 3.19 Days
Continuous |
320p 3052 (320p Keephills) | Testing & inspection of 320p3052 | |
ATCO | 08-Oct-24 08:30 | 09-Oct-24 16:00 | 31.5 Hours
Continuous |
7L28 (717s Ethel Lake - 846s Grand Centre) | breaker maintenance | |
ATCO | 09-Oct-24 07:00 | 09-Oct-24 19:00 | 12 Hours
Continuous |
7L696 (508s Lakesend - 892s Ribstone Creek) | install interphase spacers | |
ALTALINK | 10-Oct-24 07:30 | 11-Oct-24 16:30 | 1.38 Days
Continuous |
AML 511s T30 (AML 511s Crossings), AML 511s SVC Plus (AML 511s Crossings) | ACF14 and SVC+ Inspection & Maintenance. | |
ATCO | 10-Oct-24 08:30 | 11-Oct-24 16:00 | 31.5 Hours
Continuous |
7L24 (846s Grand Centre - 7LA24 tap), 846s 702 (846s Grand Centre) | breaker maintenance | |
ATCO | 10-Oct-24 08:30 | 11-Oct-24 16:00 | 31.5 Hours
Continuous |
7L583 (715s Leming Lake - 970s Bourque), 715s 701 (715s Leming Lake) | breaker maintenance | |
ATCO | 10-Oct-24 10:00 | 10-Oct-24 16:00 | 6 Hours
Continuous |
951s 905 (951s Thickwood Hills) | PRC-005 Trip Coil Testing | |
ATCO | 14-Oct-24 10:00 | 17-Oct-24 16:30 | 3.27 Days
Continuous |
7L50 (757s Battle River - 491L tap) | Structure, cross arm and insulator replacement on 7L50 between battle river and Jarrow. | |
ALTALINK | 15-Oct-24 07:00 | 16-Oct-24 18:30 | 1.48 Days
Continuous |
275s 240kV Bus 2 (275s Jenner), 275s T2 (275s Jenner) | Replace 275s22 CVT8, replace JB and wire, like for like replacement | |
ALTALINK | 15-Oct-24 07:15 | 24-Oct-24 16:45 | 9.4 Days
Continuous |
37s 76 (37s North Calder), 37s 82 (37s North Calder), 905L (19s Wabamun - 37s North Calder) | Remove old breaker (37s76) and CTs. New foundation screw piles, install new breaker, wire and install risers,,, install new string insulators on 905L | |
ATCO | 15-Oct-24 08:00 | 08-Nov-24 17:30 | 24.44 Days
Continuous |
840s McNeill Station, 840s 701T (840s McNeill Station), 840s 901T (840s McNeill Station), 840s 901 (840s McNeill Station), 840s 701 (840s McNeill Station), 840s 702C (840s McNeill Station), 840s 703C (840s McNeill Station) | Transformer 701T and 901T Bushing replacements and post replacement testing HMI Server 1 replacement and commissioning. Annual maintenance | AB-SK |
ATCO | 16-Oct-24 08:00 | 17-Oct-24 16:30 | 1.35 Days
Continuous |
848s 902 (848s Ruth Lake), 848s 907 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. 902CT, 907CT and 902PT inputs will be cutover to new DFR and commissioned. |
|
ATCO | 16-Oct-24 09:00 | 28-Oct-24 17:00 | 12.33 Days
Continuous |
7L81 (791s Rainbow Lake - BCH Harvest Energy FNC Tap), 791s 702 (791s Rainbow Lake) | 7L81 upgrade @ 791S. Scada system upgrade @ 791S |
|
ALTALINK | 16-Oct-24 10:00 | 16-Oct-24 14:00 | 4 Hours
Daily |
250p 11 (250p Bighorn Plant) | maintenance | |
ALTALINK | 17-Oct-24 07:00 | 18-Oct-24 18:00 | 1.46 Days
Continuous |
765L (151s Strathmore - 419s Chestermere) | Perform maintenance work on structures 63, 64, 65, 290, 292 and 293. | |
ALTALINK | 17-Oct-24 09:00 | 17-Oct-24 15:00 | 6 Hours
Daily |
1202L (89s Ellerslie - 320p Keephills), 320p 3152 (320p Keephills), 320p 3052 (320p Keephills) | connect Summated 1202L CT from 320p3152 & 320p3052 to new PMU | |
ALTALINK | 17-Oct-24 10:00 | 17-Oct-24 14:00 | 4 Hours
Daily |
250p 22 (250p Bighorn Plant) | maintenance | |
ATCO | 18-Oct-24 08:00 | 19-Oct-24 16:30 | 1.35 Days
Continuous |
9L58 (848s Ruth Lake - 888s Dover), 848s 907 (848s Ruth Lake), 848s 908 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. Cutover 907CT, 908CT, and 908PT inputs will be cutover to new DFR and commissioned. |
|
ALTALINK, EPCOR | 18-Oct-24 09:00 | 18-Oct-24 15:00 | 6 Hours
Daily |
1203L (320p Keephills - 510s Sunnybrook), 320p 3452 (320p Keephills), 320p 2952 (320p Keephills) | connect Summated 1203L CT from 320p3452 & 320p2952 to new PMU | |
ALTALINK | 19-Oct-24 07:00 | 19-Oct-24 18:00 | 11 Hours
Daily |
786L (799s Coleman - BCH Natal) | Repair woodpecker damage on structures 97 & 109. Hardware tighten structure 108. | |
ATCO | 20-Oct-24 08:00 | 21-Oct-24 16:30 | 1.35 Days
Continuous |
9L23 (848s Ruth Lake - 977s Salt Creek), 848s 905 (848s Ruth Lake), 848s 906 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. 905CT, 906CT and 905PT inputs will be cutover to new DFR and commissioned. |
|
ALTALINK | 21-Oct-24 07:00 | 21-Oct-24 13:00 | 6 Hours
Daily |
616L (59s Peigan - 616AL tap), 616L (103s Goose Lake - 616AL tap), 616AL (383s Kettles Hill Windfarm - 616L tap) | Creating Open Point 'A' @ Structure #39 | |
ALTALINK | 21-Oct-24 07:00 | 30-Oct-24 18:00 | 9.46 Days
Continuous |
820AL (315s Chin Chute - 820L tap), 820BL (967s Redcoat - 820L tap), 820L (254s Coaldale - 820AL tap), 820L (67s Stirling - 820BL tap), 820L (820AL tap - 820BL tap), 67s T2 (67s Stirling) | LCM & WFM on several structures between Structures #172 - 325 | |
ALTALINK | 21-Oct-24 07:00 | 01-Nov-24 18:00 | 11.46 Days
Continuous |
925L (63s Red Deer - 74s Janet) | South Crew will be repairing conductor core at 925L188 | |
ALTALINK | 21-Oct-24 08:00 | 26-Oct-24 17:00 | 5.38 Days
Continuous |
760L (760AL tap - 7LA760 tap) | Replace cross arms and insulators on 7L760, 242 structures | |
ATCO | 21-Oct-24 08:00 | 28-Oct-24 08:00 | 7 Days
Continuous |
7L32 (813s Little Smoky - 862s South Bezanson) | Changing rotten poles and red tag poles | |
ATCO | 21-Oct-24 08:00 | 28-Oct-24 16:00 | 7.33 Days
Continuous |
7L68 (730s Rycroft - 811s Clairmont Lake) | Line Mitigation clearance issue | |
ALTALINK | 21-Oct-24 09:00 | 21-Oct-24 15:00 | 6 Hours
Daily |
1045AL (320p Keephills - 1045L tap), 320p 1352 (320p Keephills) | Connect 1045AL CT from 320p1352 to new PMU | |
BCH | 21-Oct-24 09:00 | 25-Oct-24 17:00 | 4.33 Days
Continuous |
5L51 (BPA Custer - BCH Ingledow) | ING 5CB3 insp, BC maintenance does not affect the Alberta ATC | AB-BC |
ATCO | 21-Oct-24 10:00 | 24-Oct-24 16:30 | 3.27 Days
Continuous |
7L50 (757s Battle River - 491L tap) | Structure, cross arm and insulator replacement on 7L50 between battle river and Jarrow. | |
ALTALINK | 21-Oct-24 13:00 | 31-Oct-24 17:30 | 10.19 Days
Continuous |
63s T1 (63s Red Deer) | 25kV bushing(H0X0) replacement, doble, maintenance, leak repairs | |
ALTALINK | 21-Oct-24 13:30 | 24-Oct-24 17:30 | 3.17 Days
Continuous |
320p 3152 (320p Keephills) | 500kV breaker maintenance | |
ALTALINK, EPCOR | 22-Oct-24 09:00 | 22-Oct-24 15:00 | 6 Hours
Daily |
1043L (320p Keephills - 367s Harry Smith), 320p 252 (320p Keephills), 320p 352 (320p Keephills) | Connect Summated 1043L CT from 320p252 & 320p352 to new PMU | |
ALTALINK | 23-Oct-24 09:00 | 23-Oct-24 15:00 | 6 Hours
Daily |
190L (17s Benalto - 320p Keephills), 320p 652 (320p Keephills), 320p 552 (320p Keephills) | Connect Summated 190L CT from 320p552 & 320p652 to new PMU | |
ALTALINK, EPCOR | 24-Oct-24 09:00 | 24-Oct-24 15:00 | 6 Hours
Daily |
930L (37s North Calder - Poundmaker), 320p 2052 (320p Keephills), 320p 2152 (320p Keephills) | Connect Summated 903L CT from 320p2052 & 320p2152 to new PMU | |
ALTALINK | 28-Oct-24 08:00 | 02-Nov-24 17:00 | 5.38 Days
Continuous |
760L (760AL tap - 7LA760 tap) | Replace cross arms and insulators on 7L760, 242 structures | |
BCH | 28-Oct-24 09:00 | 08-Nov-24 17:00 | 11.38 Days
Continuous |
T4 (BCH Natal) | NTL station rebuild, T4 out of service for PN replacement | AB-BC |
ATCO | 28-Oct-24 10:00 | 31-Oct-24 16:30 | 3.27 Days
Continuous |
7L50 (757s Battle River - 491L tap) | Structure, cross arm and insulator replacement on 7L50 between battle river and Jarrow. | |
ATCO | 28-Oct-24 10:00 | 04-Nov-24 08:00 | 6.96 Days
Continuous |
7L40 (733s Simonette - 813s Little Smoky) | Changing Poles and Cross Arms | |
ENMAX, ALTALINK | 28-Oct-24 12:30 | 31-Oct-24 17:30 | 3.21 Days
Continuous |
24.83L (74s Janet - SS-24) | Altalink outage. 74s24.83X first trip and maintenance. Enmax to block reclosers on 24.83L. | |
ENMAX, ALTALINK | 28-Oct-24 12:30 | 31-Oct-24 17:30 | 3.21 Days
Continuous |
24.83L (74s Janet - SS-24) | 74s24.83X first trip and maintenance. | |
ALTALINK | 28-Oct-24 13:30 | 31-Oct-24 17:30 | 3.17 Days
Continuous |
89s 1752 (89s Ellerslie) | 500kV breaker maintenance | |
EPCOR | 29-Oct-24 07:00 | 31-Oct-24 17:00 | 2.42 Days
Continuous |
816s P2402 (816s Petrolia), 816s P2401 (816s Petrolia), 816s T1 (816s Petrolia) | Petrolia: P2402 Breaker LCR Commissioning (PAB1 Op Checks) | |
ATCO, SUNCOR | 29-Oct-24 08:00 | 30-Oct-24 16:30 | 1.35 Days
Continuous |
29PL9-1 (29EDD-1 Millennium - 848s Ruth Lake), 848s 903 (848s Ruth Lake), 848s 906 (848s Ruth Lake) | DFR Upgrade at Ruth Lake. 903 breaker statuses, 903CT, 906CT and 903PT inputs will be cutover to new DFR and commissioned. |
|
ALTALINK | 29-Oct-24 09:00 | 29-Oct-24 15:00 | 6 Hours
Daily |
320p 3052 (320p Keephills), 320p 2952 (320p Keephills) | Connect Summated KH3 CT from 320p3052, 320p2952 to new PMU | |
ATCO | 29-Oct-24 09:00 | 05-Nov-24 17:00 | 7.38 Days
Continuous |
7L171 (802s Michichi Creek - 804s Wintering Hills) | 7L171 critical crossing, Line to Ground and Line to Line Mitigation. Cross arm and insulator replacement on 7L171, 30 Structures |
|
ALTALINK | 30-Oct-24 07:15 | 02-Nov-24 17:45 | 3.44 Days
Continuous |
1206L (12s Heartland - 89s Ellerslie) | WMP: Replace insulator at structure 43. Replace jumper at structure 32. Repair downlead and install ground rod at structure 59. Replace broken insulators at structures 100, 103 | |
SUNCOR | 30-Oct-24 08:00 | 02-Nov-24 18:00 | 3.42 Days
Continuous |
29EDD-65 29-952-4822 (29EDD-65) | FB-29EDD65;29-952-4822 MAIN & TEST;PM 5y (46555394) | |
ALTALINK, TRANSALTA | 30-Oct-24 09:00 | 30-Oct-24 15:00 | 6 Hours
Daily |
320p 852 (320p Keephills) | Connect KH2 CT from 320p852 to new PMU | |
ALTALINK | 30-Oct-24 23:00 | 31-Oct-24 03:00 | 4 Hours
Daily |
62s 11 (62s Brazeau Plant) | maintenance | |
ALTALINK | 31-Oct-24 03:00 | 31-Oct-24 07:00 | 4 Hours
Daily |
62s 12 (62s Brazeau Plant) | maintenance | |
ALTALINK | 03-Nov-24 07:15 | 04-Nov-24 17:45 | 1.44 Days
Continuous |
1212L (12s Heartland - 89s Ellerslie) | WMP: Replace insulator at structure 46, 48. Replace jumper at structure 32 | |
ALTALINK, EPCOR | 04-Nov-24 07:00 | 05-Nov-24 17:00 | 1.42 Days
Continuous |
1055L (629s Argyll Transfer Station - 816s Petrolia), 816s P2402 (816s Petrolia), 816s P2403 (816s Petrolia) | Petrolia: P2402 Breaker LCR Commissioning (PDS11 Op Checks) | |
ALTALINK | 04-Nov-24 07:30 | 07-Nov-24 14:30 | 3.29 Days
Continuous |
37s T5 (37s North Calder), 37s T6 (37s North Calder), 37s 138kV Bus (37s North Calder), 37s 4 (37s North Calder) | Switch replacement (37s3) | |
ATCO | 04-Nov-24 08:00 | 07-Nov-24 16:00 | 3.33 Days
Continuous |
7L32 (813s Little Smoky - 862s South Bezanson) | Changing rotten poles and red tag poles | |
ATCO | 04-Nov-24 08:00 | 07-Nov-24 16:00 | 3.33 Days
Continuous |
7L68 (730s Rycroft - 811s Clairmont Lake) | Line Mitigation clearance issue | |
ALTALINK | 04-Nov-24 08:00 | 09-Nov-24 17:00 | 5.38 Days
Continuous |
760L (760AL tap - 7LA760 tap) | Replace cross arms and insulators on 7L760, 242 structures | |
ALTALINK | 04-Nov-24 11:00 | 18-Nov-24 15:00 | 14.17 Days
Continuous |
199L (347s AML Fox Creek - 741s ATC Fox Creek) | A741s work by ATCO | |
ATCO | 04-Nov-24 12:00 | 18-Nov-24 12:00 | 14 Days
Continuous |
7L199 (347s AML Fox Creek - 741s ATC Fox Creek), 741s 702 (741s ATC Fox Creek) | Fox Creek Substation Upgrade project. Demo old cables, install and terminate new cables, cut over to new protection. |
|
ALTALINK | 04-Nov-24 12:30 | 07-Nov-24 17:00 | 3.19 Days
Continuous |
266s 1037L FSC1 (266s SC1) | FSC1 maintenance, CT repair/replacement | |
ENMAX, ALTALINK | 08-Nov-24 08:00 | 12-Nov-24 16:00 | 4.33 Days
Continuous |
936L (5s East Calgary - 102s Langdon) | Tower climbing inspections. Install dampers | |
ENMAX, ALTALINK | 08-Nov-24 08:00 | 12-Nov-24 16:00 | 4.33 Days
Continuous |
937L (5s East Calgary - 102s Langdon) | Tower climbing inspections. Install dampers | |
ENMAX, ALTALINK | 08-Nov-24 08:00 | 12-Nov-24 16:00 | 4.33 Days
Continuous |
936L (5s East Calgary - 102s Langdon) | Tower climbing inspections. Install dampers. | |
ENMAX, ALTALINK | 08-Nov-24 08:00 | 12-Nov-24 16:00 | 4.33 Days
Continuous |
937L (5s East Calgary - 102s Langdon) | Tower climbing inspections. Install dampers. | |
ATCO | 09-Nov-24 09:00 | 10-Nov-24 16:00 | 31 Hours
Continuous |
9L950 (132s Ware Junction - 801s Anderson), 801s 911 (801s Anderson), 801s 912 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT911-X & CT912-X, 911PTY2, and 912 status. Demo inputs from existing DSM: CT911-X & CT912-X, 911PTY1 PRC-005 - TRIP & CLOSE COIL TESTING - BREAKER 912 |
|
ALTALINK | 11-Nov-24 07:00 | 11-Nov-24 11:00 | 4 Hours
Daily |
879L (244s Bowmanton - 879AL tap), 879L (368s Burdett - 879L tap) | Open East side jumpers at 457A. | |
ALTALINK | 11-Nov-24 11:00 | 21-Nov-24 14:00 | 10.13 Days
Continuous |
879L (244s Bowmanton - 879AL tap) | Replace cross-arms, pole replacement and bird diverter installation between str 303-450 - VATD. | |
ATCO | 12-Nov-24 08:00 | 18-Nov-24 16:00 | 6.33 Days
Continuous |
7L68 (730s Rycroft - 811s Clairmont Lake) | Line Mitigation clearance issue | |
ATCO | 12-Nov-24 09:00 | 18-Nov-24 08:00 | 5.96 Days
Continuous |
7L32 (813s Little Smoky - 862s South Bezanson) | Changing rotten poles and red tag poles | |
ATCO | 12-Nov-24 09:00 | 18-Nov-24 16:00 | 6.29 Days
Continuous |
7L40 (733s Simonette - 813s Little Smoky) | Changing Poles and Cross Arms | |
ATCO | 12-Nov-24 09:00 | 18-Nov-24 17:00 | 6.33 Days
Continuous |
7L171 (802s Michichi Creek - 804s Wintering Hills) | 7L171 critical crossing, Line to Ground and Line to Line Mitigation. Cross arm and insulator replacement on 7L171, 30 Structures |
|
ALTALINK | 12-Nov-24 12:30 | 14-Nov-24 17:00 | 2.19 Days
Continuous |
266s 1038L FSC2 (266s SC1) | FSC2 maintenance, unbalanced alarm troubleshooting | |
ATCO | 13-Nov-24 09:00 | 13-Nov-24 11:00 | 2 Hours
Continuous |
7L68 (730s Rycroft - 811s Clairmont Lake) | HIGH LOAD UNDER LINE AT 7L68-416 | |
ATCO | 14-Nov-24 08:30 | 14-Nov-24 16:30 | 8 Hours
Continuous |
7L65 tap, 7L65 (709s Vegreville - 7LA65 tap), 7L65 (710s Vermilion - 7LA65 tap), 7LA65 (708s Grizzly Bear - 7L65 tap) | Replace Damaged 7LA65D1 switch vacuum bottles. Full Line Outage on 7L65 required. Inspect and make adjustments to 7LA65D1, 7L65D2, 7L65D3 |
|
ALTALINK, EPCOR | 15-Nov-24 08:00 | 18-Nov-24 12:00 | 3.17 Days
Continuous |
1043L (320p Keephills - 367s Harry Smith) | Replace CVT1 and 1043L strain insulators. | |
EPCOR | 18-Nov-24 07:00 | 23-Nov-24 17:00 | 5.42 Days
Continuous |
EP 803s T2 (EP 803s Lambton), EP 803s L2402 (EP 803s Lambton), EP 803s L2405 (EP 803s Lambton) | Lambton: LDS9 LCR and TX2 Leak Repair and L2402 P&C Maintenance | |
ATCO | 18-Nov-24 10:00 | 25-Nov-24 08:00 | 6.92 Days
Continuous |
7L40 (733s Simonette - 813s Little Smoky) | 7l40 Line to ground mitigation | |
ALTALINK | 18-Nov-24 13:30 | 21-Nov-24 17:00 | 3.15 Days
Continuous |
74s 2552 (74s Janet) | First trip and breaker maintenance. | |
ATCO | 19-Nov-24 09:00 | 20-Nov-24 16:00 | 31 Hours
Continuous |
9L97 (801s Anderson - 946s Oakland), 801s 905 (801s Anderson), 801s 906 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT905-X, CT906-X, and 905 status. Demo inputs from existing DSM: CT905-X, CT906-X Cutover 905a / 905b / 906a from existing RTU I/O to new SEL DPAC I/O and verify status and control to local HMI and SOC. PRC-005 - T |
|
ATCO | 21-Nov-24 09:00 | 22-Nov-24 16:00 | 31 Hours
Continuous |
9L933 (132s Ware Junction - 801s Anderson), 801s 907 (801s Anderson), 801s 908 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT907-X & CT908-Y, and 908 status. Demo inputs from existing DSM: None Cutover 907a / 908b / 908a / 9l933d1 / 908 alarms from existing RTU I/O to new SEL DPAC I/O and verify status and control to local HMI and SOC. |
|
ALTALINK | 21-Nov-24 14:00 | 21-Nov-24 18:00 | 4 Hours
Daily |
879L (244s Bowmanton - 879AL tap), 879L (368s Burdett - 879L tap) | Close East side jumpers at 457A. | |
ATCO | 23-Nov-24 09:00 | 24-Nov-24 16:00 | 31 Hours
Continuous |
9L934 (132s Ware Junction - 801s Anderson), 801s 909 (801s Anderson), 801s 910 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT909-X, CT910-X, 909PTY2, and 909 status. Demo inputs from existing DSM: CT909, CT910, and 909pty1. |
|
ATCO | 25-Nov-24 10:00 | 02-Dec-24 08:00 | 6.92 Days
Continuous |
7L32 (813s Little Smoky - 862s South Bezanson) | Changing rotten poles and red tag poles | |
ENMAX, ALTALINK | 26-Nov-24 07:00 | 26-Nov-24 18:00 | 11 Hours
Continuous |
1107L (237s Foothills - SS-65) | Altalink outage. Replace insulators at structure 33. Block reclosers on 1107L. | |
ALTALINK | 26-Nov-24 08:30 | 27-Nov-24 17:00 | 1.35 Days
Continuous |
763L (158s Vauxhall - 257s Hull) | 158s763N – PRC5 First Trip / breaker maintenance / PRC5 | |
ATCO | 26-Nov-24 09:00 | 03-Dec-24 17:00 | 7.33 Days
Continuous |
7L171 (802s Michichi Creek - 804s Wintering Hills) | 7L171 critical crossing, Line to Ground and Line to Line Mitigation. Cross arm and insulator replacement on 7L171, 30 Structures |
|
ALTALINK | 28-Nov-24 07:00 | 03-Dec-24 18:00 | 5.46 Days
Continuous |
612L (336s Fincastle - 368s Burdett) | Component replacement STR 36-212. | |
ALTALINK | 02-Dec-24 07:00 | 02-Dec-24 13:00 | 6 Hours
Daily |
616L (59s Peigan - 616AL tap), 616L (103s Goose Lake - 616AL tap), 616AL (383s Kettles Hill Windfarm - 616L tap) | Closing Open Point 'A' @ Structure #39 | |
ATCO | 02-Dec-24 10:00 | 09-Dec-24 08:00 | 6.92 Days
Continuous |
7L40 (733s Simonette - 813s Little Smoky) | 7l40 Line to ground mitigation | |
ATCO | 03-Dec-24 09:00 | 06-Dec-24 16:00 | 3.29 Days
Continuous |
801s 901T (801s Anderson), 801s 902 (801s Anderson), 801s 704 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT901-X, CT902-Y, and 704 status. Relay settings updates: 87tb/901t and 51tv-59n-51n/901t and associated wiring modifications. Scada configuration changes, including verification of alarms to local HMI and SOC. |
|
ALTALINK | 04-Dec-24 07:00 | 08-Dec-24 18:00 | 4.46 Days
Continuous |
100L (498s Tilley - 895s Suffield) | Upgrade 100L for 1061s Alderson Park Interconnection Project - str 242-297. | |
ALTALINK | 04-Dec-24 10:00 | 04-Dec-24 14:00 | 4 Hours
Daily |
250p 11 (250p Bighorn Plant) | maintenance | |
ALTALINK | 05-Dec-24 10:00 | 05-Dec-24 14:00 | 4 Hours
Daily |
250p 22 (250p Bighorn Plant) | maintenance | |
ATCO | 07-Dec-24 09:00 | 07-Dec-24 17:00 | 8 Hours
Continuous |
801s 705 (801s Anderson), 7L85 (801s Anderson - ATC 803s Bullpound) | DFR Upgrade at Anderson. Demo inputs from existing DSM: 705CT, 21A/7L85 and 21B/7L85 DSM trigger, 94-700BS1 trigger (requires blocking of 87BA/700BS1 during wire removal), and 700PT1Y1 input (requires blocking during wire removal). 7L85 relay setting updates. |
|
ATCO | 09-Dec-24 10:00 | 16-Dec-24 08:00 | 6.92 Days
Continuous |
7L32 (813s Little Smoky - 862s South Bezanson) | Changing rotten poles and red tag poles | |
ALTALINK | 10-Dec-24 07:15 | 11-Dec-24 17:45 | 1.44 Days
Continuous |
926L (17s Benalto - 310p Sundance) | LCM; install phase raisers on bottom phase (str24) | |
ATCO | 10-Dec-24 09:00 | 17-Dec-24 17:00 | 7.33 Days
Continuous |
7L171 (802s Michichi Creek - 804s Wintering Hills) | 7L171 critical crossing, Line to Ground and Line to Line Mitigation. Cross arm and insulator replacement on 7L171, 30 Structures |
|
ALTALINK | 12-Dec-24 07:15 | 13-Dec-24 18:45 | 1.48 Days
Continuous |
922L (17s Benalto - 310p Sundance) | LCM; install phase raisers on bottom phase (str24) | |
ALTALINK | 15-Dec-24 07:00 | 19-Dec-24 18:00 | 4.46 Days
Continuous |
929L (74S Janet - 287s Hazelwood) | Arctic Arrow requires a GOI on 929L to complete installation on interphase spacers in spans 117-120, 363, & 388-399. See also 290369 925L RB and 290370 932L RB that goes with this due to proximity | |
ATCO | 16-Dec-24 10:00 | 19-Dec-24 16:00 | 3.25 Days
Continuous |
7L40 (733s Simonette - 813s Little Smoky) | Changing Poles and Cross Arms | |
ALTALINK | 18-Dec-24 23:00 | 19-Dec-24 03:00 | 4 Hours
Daily |
62s 11 (62s Brazeau Plant) | maintenance | |
ALTALINK | 19-Dec-24 03:00 | 19-Dec-24 07:00 | 4 Hours
Daily |
62s 12 (62s Brazeau Plant) | maintenance | |
ATCO | 07-Jan-25 09:00 | 08-Jan-25 16:00 | 31 Hours
Continuous |
9L59 (801s Anderson - 9LA59 tap), 801s 902 (801s Anderson), 801s 903 (801s Anderson) | DFR Upgrade at Anderson. Cutover and commission the following inputs to the new DFR: CT902-X, CT903-Y, 902PTY2, 902 status, and 903 status. Demo inputs from existing DSM: CT902-X, CT903-Y, and 902PTY1. Cutover 903A from existing RTU I/O to new SEL DPAC I/O and verify status and control to local HM |
|
ATCO | 09-Jan-25 09:00 | 10-Jan-25 16:00 | 31 Hours
Continuous |
801s 903 (801s Anderson), 801s 904 (801s Anderson), 9L70 (801s Anderson - 946s Oakland) | Cutover and commission the following inputs to the new DFR: CT903-X, CT904-Y, and 904 status. | |
ATCO | 14-Jan-25 10:00 | 14-Jan-25 17:00 | 7 Hours
Continuous |
801s 902 (801s Anderson) | Final connection of Bkr 902/52a single pole status inputs to DFR, Commission | |
ATCO | 15-Jan-25 10:00 | 15-Jan-25 17:00 | 7 Hours
Continuous |
801S 903, 801s 903 (801s Anderson) | Final connection of Bkr 903 52a single pole status inputs to DFR, Commission | |
ATCO | 16-Jan-25 10:00 | 16-Jan-25 17:00 | 7 Hours
Continuous |
801S 904, 801s 904 (801s Anderson) | Final connection of Bkr 904 52a single pole status inputs to DFR, Commission | |
ATCO | 17-Jan-25 10:00 | 17-Jan-25 17:00 | 7 Hours
Continuous |
801s 905 (801s Anderson) | Final connection of Bkr 905 52a single pole status inputs to DFR, Commission | |
ATCO | 18-Jan-25 10:00 | 18-Jan-25 17:00 | 7 Hours
Continuous |
801s 906 (801s Anderson) | Final connection of Bkr 906 52a single pole status inputs to DFR, Commission | |
ATCO | 19-Jan-25 10:00 | 19-Jan-25 17:00 | 7 Hours
Continuous |
801s 907 (801s Anderson) | Final connection of Bkr 907 52a single pole status inputs to DFR, Commission | |
ATCO | 28-Jan-25 10:00 | 28-Jan-25 17:00 | 7 Hours
Continuous |
801s 908 (801s Anderson) | Final connection of Bkr 908 52a single pole status inputs to DFR, Commission | |
ATCO | 29-Jan-25 10:00 | 29-Jan-25 17:00 | 7 Hours
Continuous |
801s 909 (801s Anderson) | Final connection of Bkr 909 52a single pole status inputs to DFR, Commission | |
ATCO | 30-Jan-25 10:00 | 30-Jan-25 17:00 | 7 Hours
Continuous |
801s 910 (801s Anderson) | Final connection of Bkr 910 52a single pole status inputs to DFR, Commission | |
ATCO | 31-Jan-25 10:00 | 31-Jan-25 17:00 | 7 Hours
Continuous |
801s 911 (801s Anderson) | Final connection of Bkr 911 52a single pole status inputs to DFR, Commission | |
ATCO | 01-Feb-25 10:00 | 01-Feb-25 17:00 | 7 Hours
Continuous |
801s 912 (801s Anderson) | Final connection of Bkr 912 52a single pole status inputs to DFR, Commission | |
ATCO | 10-Feb-25 08:00 | 13-Feb-25 17:00 | 3.38 Days
Continuous |
7L85 (803s ATC Bullpound - 7LA85 tap) | Install interphase spacers | |
ATCO | 10-Feb-25 12:30 | 13-Feb-25 15:00 | 3.1 Days
Continuous |
7L85 (804s Wintering Hills - 7LA85 tap) | Cross arm and insulator replacement on 7L85 insulator replacement on 7L85 |
|
ATCO | 14-Feb-25 08:00 | 17-Feb-25 17:00 | 3.38 Days
Continuous |
7L85 (804s Wintering Hills - 7LA85 tap) | Install interphase spacers | |
ATCO | 17-Feb-25 08:00 | 20-Feb-25 17:00 | 3.38 Days
Continuous |
7L128 (802s Michichi Creek - 7LA128 tap) | Installation of dynamic line rating sensors. | |
ATCO | 24-Feb-25 08:00 | 03-Mar-25 17:00 | 7.38 Days
Continuous |
7L85 (801s Anderson - ATC 803s Bullpound) | Crossarm Replacements, install interphase spacers, clearance mitigation | |
ENMAX, ALTALINK | 24-Feb-25 08:00 | 14-Mar-25 16:00 | 18.29 Days
Continuous |
20.82L (SS-20 - SS-21), 21.80L (42s Sarcee - SS-21), 21.1TR (SS-21) | HV SW Replacement 21SW81, 21SW82, 21SW83, 21MD138-21.1TR, 21.4TR (SS-21) | |
ENMAX, ALTALINK | 24-Feb-25 08:00 | 14-Mar-25 16:00 | 18.29 Days
Continuous |
21.80L (42s Sarcee - SS-21) | HV SW Replacement 21SW81, 21SW82, 21SW83, 21MD138-21.1TR, 21.4TR (SS-21) | |
ATCO | 10-Mar-25 08:00 | 17-Mar-25 17:00 | 7.38 Days
Continuous |
7L85 (801s Anderson - ATC 803s Bullpound) | Crossarm Replacements, install interphase spacers, clearance mitigation | |
ENMAX, ALTALINK | 17-Mar-25 08:00 | 27-Mar-25 16:00 | 10.33 Days
Continuous |
50L (44s Bearspaw Plant - SS-21) | HV SW Replacement 21SW87, 21SW88, 21SW89, 21MD138-21.2TR | |
ENMAX, ALTALINK | 17-Mar-25 08:00 | 27-Mar-25 16:00 | 10.33 Days
Continuous |
50L (44s Bearspaw Plant - SS-21), 21.1C (SS-21), 21.2TR (SS-21) | HV SW Replacement 21SW87, 21SW88, 21SW89, 21MD138-21.2TR | |
ALTALINK | 18-Mar-25 07:00 | 31-Mar-25 18:00 | 13.46 Days
Continuous |
610L (83s Taber - 336s Fincastle) | VATD - Rebuild 610L. | |
ATCO | 18-Mar-25 08:00 | 19-Mar-25 17:00 | 1.38 Days
Continuous |
7L53 (706s Irish Creek - 7LA53 tap), 7LA53 (969s Lindbergh - 7L53 tap), 7L53 (700s Bonnyville - 7LA53 tap) | Cold Lake Area Project to connect 1064s | |
ATCO | 24-Mar-25 08:00 | 27-Mar-25 17:00 | 3.38 Days
Continuous |
7L91 (715s Leming Lake - 826s Marguerite Lake) | Cold Lake Area Energy Centre Project Cutover CT/PT/P&C ccts for new Thermal RAS relays Complete commissioning 49A/49B/7L91 relays End-to-end testing to 1064S |
|
ATCO | 24-Mar-25 08:00 | 31-Mar-25 17:00 | 7.38 Days
Continuous |
7L85 (801s Anderson - ATC 803s Bullpound) | Crossarm Replacements, install interphase spacers, clearance mitigation | |
ENMAX, ALTALINK | 25-Apr-25 08:00 | 28-Apr-25 16:00 | 3.33 Days
Continuous |
20.82L (SS-20 - SS-21), 21.80L (42s Sarcee - SS-21), 21.1TR (SS-21), 50L (44s Bearspaw Plant - SS-21), 21.1C (SS-21), 21.2TR (SS-21) | HV SW Replacement 21SW86. Full substation outage | |
ALTALINK, ENMAX | 25-Apr-25 08:00 | 28-Apr-25 16:00 | 3.33 Days
Continuous |
42s 22 (42s Sarcee), 21.80L (42s Sarcee - SS-21) | HV SW Replacement 21SW86. Full substation outage | |
ATCO | 29-Apr-25 10:00 | 20-May-25 17:00 | 21.29 Days
Continuous |
9L99 (801s Anderson - 807s Sheerness) | Replace Breaker 901 @ 807S Sheerness, complete line 21A, 21B/9L99 protection upgrade and Commissioning | |
ATCO | 20-May-25 08:00 | 27-May-25 17:00 | 7.38 Days
Continuous |
7L224 (650s Hansman Lake - 774s Monitor) | Install interphase spacers on 7L224 | |
SUNCOR | 06-Jun-25 00:00 | 22-Jun-25 00:00 | 16 Days
Continuous |
29PL7-4 (29EDD-65 - 29EDD-71), 29EDD-65 29PS-0284 (29EDD-65 Edd65Sub), 29EDD-71 29PS-243 (29EDD-71 Edd71Sub), 29EDD-65 29PT-0257 (29EDD-65) | FB-Maintenance and Testing - 29PT-260, 29PL7-4, 29PT-241, 29PT-257, 29PS-243 (450236799, 450233735, 31773784, 450237159) | |
ATCO | 09-Jun-25 09:00 | 23-Jun-25 17:30 | 14.35 Days
Continuous |
2029S BUILDING VALVE HALL, 2029s 1205 (2029s Heathfield), 2029s 1206 (2029s Heathfield) | Annual EATL outage at 2075s & 2029s.
2029s & 2075s AC & DC O&M. USE 2-70215 FOR 13L50 GOI USE 2-70216 FOR 2029s GOI USE 2-70217 FOR 2075s GOI |
|
ATCO | 09-Jun-25 09:00 | 23-Jun-25 17:30 | 14.35 Days
Continuous |
2075S BUILDING VALVE HALL, 2075s 916 (2075s Newell), 2075s 917 (2075s Newell) | Annual EATL outage at 2075s & 2029s.
2029s & 2075s AC & DC O&M. USE 2-70215 FOR 13L50 GOI USE 2-70216 FOR 2029s GOI USE 2-70217 FOR 2075s GOI |
|
ATCO | 09-Jun-25 09:00 | 23-Jun-25 17:30 | 14.35 Days
Continuous |
13L50 (DC LINK), 13L50 (2029s Heathfield - 2075s Newell) | Annual EATL outage at 2075s & 2029s.
2029s & 2075s AC & DC O&M. USE 2-70215 FOR 13L50 GOI USE 2-70216 FOR 2029s GOI USE 2-70217 FOR 2075s GOI |
|
ENMAX, ALTALINK | 16-Jun-25 08:00 | 19-Jun-25 16:00 | 3.33 Days
Continuous |
28.80L (42s Sarcee - SS-28) | HV SW Replacement. 28SW80 | |
ENMAX, ALTALINK | 16-Jun-25 08:00 | 19-Jun-25 16:00 | 3.33 Days
Continuous |
28.80L (42s Sarcee - SS-28) | HV SW Replacement 28SW80 | |
ENMAX, ALTALINK | 27-Jun-25 08:00 | 03-Jul-25 16:00 | 6.33 Days
Continuous |
37.2TR (SS-37), 37.82L (74s Janet - SS-37) | HV SW Replacement. 37SW84, 37SW85, 37SW86 | |
ENMAX, ALTALINK | 27-Jun-25 08:00 | 03-Jul-25 16:00 | 6.33 Days
Continuous |
50L (44s Bearspaw Plant - SS-21) | HV SW Replacement. 37SW84, 37SW85, 37SW86 | |
SUNCOR | 01-Jul-25 00:00 | 18-Jul-25 00:00 | 17 Days
Continuous |
29PL7-3 (29EDD-65 - 29EDD-71), 29EDD-65 29PT-0236 (29EDD-65) | FB-Maintenance and Testing - 29PT-250, 29PL7-3, 29PT-246, 29PT-236 (450237140, 450237180, 450237158) | |
ATCO | 03-Jul-25 08:00 | 05-Jul-25 17:00 | 2.38 Days
Continuous |
7L701 (757s Battle River - 7LA701 tap) | Install interphase spacers | |
ATCO | 05-Aug-25 08:00 | 07-Aug-25 16:30 | 2.35 Days
Continuous |
7L702 (137s Sedgewick - 757s Battle River) | Interphase spacers and pole replacements | |
ATCO | 11-Aug-25 10:00 | 14-Aug-25 16:30 | 3.27 Days
Continuous |
7L702 (137s Sedgewick - 757s Battle River) | Interphase spacers and pole replacements | |
ATCO | 18-Aug-25 10:00 | 21-Aug-25 16:30 | 3.27 Days
Continuous |
7L702 (137s Sedgewick - 757s Battle River) | Interphase spacers and pole replacements | |
ATCO, ALTALINK | 18-Aug-25 10:00 | 27-Aug-25 17:00 | 9.29 Days
Continuous |
7L129 (526s Buffalo Creek - 7LA129 tap), 710s 704 (710s Vermilion) | 7L129 - A and B line protection upgrade. | |
ATCO, ALTALINK | 29-Sep-25 09:00 | 03-Oct-25 17:00 | 4.33 Days
Continuous |
7L77 (395s North Holden - 709s Vegreville) | Install interphase spacers | |
ALTALINK | 01-Oct-25 08:00 | 11-Nov-25 17:00 | 41.42 Days
Continuous |
102s SVC (102s Langdon), 102s T4 (102s Langdon) | the controls change | AB-BC |
ALTALINK | 01-Oct-25 08:00 | 11-Nov-25 18:00 | 41.46 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | Replacing 102s SVC controls | |
ALTALINK | 01-Oct-25 08:00 | 11-Nov-25 18:00 | 41.46 Days
Continuous |
786L (799s Coleman - BCH Natal) | 887L required to be open due to 1201L as per AESO Rule | |
ALTALINK | 01-Oct-25 08:00 | 11-Nov-25 18:00 | 41.46 Days
Continuous |
887L (48s Pocaterra - 978s BCH Britt Creek) | 887L required to be open due to 1201L as per AESO Rule | AB-BC |
BHE Canada | 01-Oct-25 08:00 | 11-Nov-25 18:00 | 41.46 Days
Continuous |
MATL (120s Picture Butte - Montana) | align with 1201L outage | AB-MATL |
ATCO | 14-Oct-25 08:00 | 21-Oct-25 17:00 | 7.38 Days
Continuous |
7L171 (802s Michichi Creek - 804s Wintering Hills) | Install interphase spacers | |
ATCO | 13-Apr-26 10:00 | 18-Apr-26 17:00 | 5.29 Days
Continuous |
7L22 (790s Poplar Hill - 7L88 tap) | Cut open 7L22, connect new line section to new 2061S Dobbs 7L22/21B relay upgrades at 790S Poplar Hill and 811S Clairmont Lake On completion energize new 2061S Dobbs substation |
|
ATCO | 03-May-26 10:00 | 04-May-26 17:00 | 31 Hours
Continuous |
7L22 (811s Clairmont Lake - 7L88 tap) | 7L22/21B relay upgrade at 811S Clairmont Lake Upon completion new 2061S Dobbs substation ready to energize |
AB-BC, AB-SK & AB-MATL: refer to AESO web posting: | http://itc.aeso.ca/itc/public/atc |
Also, | |
AB-BC, AB-SK & AB-MATL: refer to ISO Rule 203.6: | http://www.aeso.ca/rulesprocedures/18592.html |
Prepared On: | 2024-07-24 14:36:26 |
This document and the information contained herein are based upon information and data which by their nature contain a degree of uncertainty and are subject to change. In addition, this document may contain information and data from public sources and/or third parties, which have been assumed to be accurate and complete and have not been verified. Accordingly, the Independent System Operator, operating as the Alberta Electric System Operator (the "AESO") makes no warranty, representation or guarantee, express or implied, with respect to this document or the information contained herein, including, but not limited to, any warranty, representation or guarantee of accuracy, completeness, timeliness, reliability, availability, absence of computer virus, non- infringement, merchantability or suitability for any purpose. Under no circumstances will the AESO, its members, officers, employees, contractors or agents, or any of their respective affiliates, be liable for any errors or omissions in, or any losses, damages or claims whatsoever, whether in contract, tort or otherwise, arising from use of or reliance upon, this document or any information contained herein. © 2009 Alberta Electric System Operator. All rights reserved |