Alberta Electric System Operator | |
Long Range Significant Transmission Outages for the period of 24 months starting 2021-01-30 | |
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: |
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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. | |
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Owner | From | To | Duration | Element | Scheduled Activity | Affected Intertie |
---|---|---|---|---|---|---|
ATCO | 24-Jan-20 08:00 | 31-Mar-21 16:00 | Continuous |
432.29 Days
2029s ACF13 (2029s Heathfield) | forced outage repairs | |
EPCOR | 31-Aug-20 07:00 | 31-Mar-21 23:59 | 212.71 Days
Continuous |
805s C1 (805s Jasper) | forced | |
BCH | 04-Jan-21 08:00 | 04-Feb-21 16:00 | 31.33 Days
Continuous |
1L274 (48s Pocaterra - Britt Creek) | structure refurbishment | AB-BC |
ALTALINK, EPCOR | 12-Jan-21 16:00 | 08-Feb-21 09:00 | 26.71 Days
Continuous |
909L (310p Sundance - 665s Dome) | work on structures 909L2 - 909L6, installing one new tower, and salvaging one new tower | |
ALTALINK | 14-Jan-21 18:01 | 09-Feb-21 09:00 | 25.62 Days
Continuous |
1045L (310p Sundance - 1045AL) | preliminary outage request to work on 1045L Str 12, installing one new tower, and salvaging one new tower | |
Saskpower | 18-Jan-21 07:00 | 05-Feb-21 16:30 | 18.4 Days
Continuous |
Sask Power SW901T | maintenance | AB-SK |
ATCO | 18-Jan-21 08:00 | 01-Feb-21 16:00 | 14.33 Days
Continuous |
7L32 (811s Clairmont Lake - 862s South Bezanson) | 811s protection upgrades, 710CT modification, logic/alarms, SCADA updates & end-end checks and wiring | |
ALTALINK, EPCOR | 01-Feb-21 07:00 | 04-Feb-21 07:00 | 3 Days
Continuous |
997L (71s Lamoureux - 410s Josephburg), 71s1252, 71s1352, 71s1452 (921L & 997L), 921L (71s Lamoureux - 987s Clover Bar), 71s 1252 (71s Lamoureux), 71s 1352 (71s Lamoureux), 71s 1452 (71s Lamoureux) | Replacing DC Junction Box | |
EPCOR | 01-Feb-21 07:00 | 05-Feb-21 17:00 | 4.42 Days
Continuous |
Cloverbar S/S Tie Tx2 bay outage, 987s T2 (987s Clover Bar), 987s T4 (987s Clover Bar) | Outage required for breaker op-checks | |
EPCOR | 01-Feb-21 07:00 | 05-Feb-21 17:00 | 4.42 Days
Continuous |
Jasper S/S Tx3 bay outage, 805s T3 (805s Jasper) | Outage required for breaker op-checks | |
SUNCOR | 01-Feb-21 08:00 | 04-Feb-21 18:00 | 3.42 Days
Daily |
29PL9-13, 29PL9-13 (29EDD-34 - 29EDD-65) | Protection and Control Relays of 260kV line 29PL9-13 and P&C trip testing | |
ATCO | 01-Feb-21 08:00 | 08-Feb-21 12:00 | 7.17 Days
Continuous |
7L64, 7L64 (779s Chinchaga River - 789s Keg River) | Changing cross arms for wildfire mitigation | |
ATCO | 01-Feb-21 08:00 | 11-Feb-21 15:30 | 10.31 Days
Continuous |
7L228, 7L228 (845s Big Mountain - 2091s Thornton) | Mitigation work, changing poles and wire work | |
ALTALINK | 01-Feb-21 09:00 | 01-Feb-21 18:00 | 9 Hours
Daily |
863L (618s - 863L162A) GOI, 863L (618s Riverbend - 891L tap) | Asset Management as requested Insulator Bells Resistance testing on 863L Root Cause Investigation Structures Range 79-159 | |
ALTALINK, EPCOR | 01-Feb-21 12:00 | 02-Feb-21 18:00 | 30 Hours
Continuous |
920L (37s-E557s) - GOI, 920L (37s North Calder - 557s Castle Downs) | Component's and Fire Mitigation Bundled Str's range 2-24 | |
ALTALINK | 02-Feb-21 09:00 | 02-Feb-21 15:00 | 6 Hours
Daily |
283s to 384s Radio - TPR | Repair TELUS communication. | |
ATCO | 03-Feb-21 07:00 | 07-Feb-21 17:00 | 4.42 Days
Continuous |
9L101, 9L101 (957s McClelland - 2005s Secord) | Line move for mine expansion.
Attach new line to existing 9L101 |
|
ALTALINK, EPCOR | 03-Feb-21 07:00 | 07-Feb-21 18:00 | 4.46 Days
Continuous |
920L (71s-E557s) - GOI, 920L (71s Lamoureux - 557s Castle Downs) | Component's and Fire Mitigation Bundled Str's range 26-100 | |
ALTALINK | 03-Feb-21 08:30 | 03-Feb-21 13:30 | 5 Hours
Daily |
356s652 GOI | Emergency Repair; low gas 'C' phase, investigate, fill and repair | |
ALTALINK | 03-Feb-21 13:31 | 03-Feb-21 17:30 | 3.98 Hours
Daily |
356s952 GOI | Emergency Repair; replace breaker heaters | |
ALTALINK | 04-Feb-21 07:00 | 11-Feb-21 10:00 | 7.13 Days
Continuous |
71s1352 (997L)- GOI, 71s 1352 (71s Lamoureux) | Replacing M/O Breaker with a new SF6 Breaker | |
EPCOR, ALTALINK | 08-Feb-21 07:00 | 11-Feb-21 17:00 | 3.42 Days
Continuous |
Cloverbar S/S 947L bay outage, 947L (89s Ellerslie - 987s Clover Bar) | Outage required for breaker op-checks | |
ALTALINK | 08-Feb-21 07:15 | 10-Feb-21 17:45 | 2.44 Days
Continuous |
50L (44s - C21s) GOI, 50L (44s Bearspaw Plant - ENMAX 21) | Calgary Ring Road 50L line clearance – Outage required for bolt replacement on new Str 133 and 134 and 135 steel poles. | |
ALTALINK | 08-Feb-21 07:15 | 19-Feb-21 17:45 | 11.44 Days
Daily |
461L (198s - 212s) GOI, 461L (198s Blackfalds - 212s N.E. Lacombe) | Scope of work includes replacing structures 18, 19, 20, 30, 31, 39, 68, 70, 73, 74, 76, 100, 102 and 103 and maintenance on structures 21, 22 and 69 | |
BCH | 08-Feb-21 08:00 | 21-Feb-21 17:00 | 13.38 Days
Continuous |
Natal T4 (BCH Natal) | 2B1 PN upgrades | AB-BC |
ALTALINK, EPCOR | 08-Feb-21 09:00 | 08-Feb-21 16:00 | 7 Hours
Continuous |
909L (310p - E665s) - GOI, 909L (310p Sundance - 665s Dome) | Closing temporary Open Point 'C' @ Structure #1A | |
ALTALINK | 08-Feb-21 10:00 | 09-Feb-21 18:00 | 1.33 Days
Continuous |
277s T2, 138kV Bus & 25kV Bus #2 - GOI | Protections on 277s852 will be completed | |
ATCO | 08-Feb-21 12:00 | 31-Mar-21 12:00 | 50.96 Days
Continuous |
7L64, 7L64 (747s Bassett - 748s Haig River), 7L64 (747s Bassett - 930s Arcenciel), 7L64 (748s Haig River - 779s Chinchaga River) | Changing cross arms for wildfire mitigation | |
EPCOR, ALTALINK | 09-Feb-21 07:00 | 11-Feb-21 17:00 | 2.42 Days
Continuous |
Jasper S/S 1045L bay outage, 805s J2407 (805s Jasper), 805s J2406 (805s Jasper), 1045L (805s Jasper - 1045AL Tap) | Outage required for breaker op-checks | |
ENMAX | 09-Feb-21 08:00 | 09-Feb-21 16:00 | 8 Hours
Continuous |
162B240-RB135 | 162B240-RB135 Replace motor cut off switch | |
ALTALINK, EPCOR | 09-Feb-21 09:00 | 09-Feb-21 18:00 | 9 Hours
Continuous |
1045L/1045AL (310p - 320p - E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Closing temporary Open Point 'A' @ Structure #1A & Open Point 'B' @ Structure #31 | |
ATCO | 09-Feb-21 10:00 | 15-Feb-21 17:00 | 6.29 Days
Continuous |
9L57, 9L57 (939s Livock - 960s Birchwood Creek) | Setting poles for new OPGW | |
ALTALINK | 10-Feb-21 07:00 | 17-Feb-21 19:00 | 7.5 Days
Continuous |
1325L (510s - 511s) - GOI, 1325L (510s Sunnybrook - 511s Crossings) | Annual Inspection and Maintenance, VCS and Valve Hall Work; AML Crews will be installing vibration recorders on Structures #491 & 494 | |
ALTALINK | 10-Feb-21 07:30 | 10-Feb-21 17:00 | 9.5 Hours
Daily |
254S Coaldale | Repair RAS | |
ALTALINK, EPCOR | 10-Feb-21 08:00 | 12-Feb-21 18:00 | 2.42 Days
Continuous |
920L (71s-E557s) - GOI, 920L (71s Lamoureux - 557s Castle Downs) | Component's and Fire Mitigation Bundled Str's range 26-100 | |
ALTALINK | 11-Feb-21 10:00 | 11-Feb-21 16:00 | 6 Hours
Daily |
71s1352 & 71s1452 (997L) - GOI, 71s 1352 (71s Lamoureux), 71s 1452 (71s Lamoureux), 997L (71s Lamoureux - 410s Josephburg) | Replacing risers on 71s1352 | |
BCH | 12-Feb-21 09:00 | 12-Feb-21 17:00 | 8 Hours
Continuous |
1L274 (1D2L274 - 1D3L274) | insulator replacement | AB-BC |
ALTALINK | 13-Feb-21 06:15 | 15-Feb-21 15:45 | 2.4 Days
Continuous |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out continuous. | |
ENMAX, ALTALINK | 13-Feb-21 08:00 | 14-Feb-21 16:00 | 1.33 Days
Continuous |
37.82L. 37.2TR, 37.82L (74s Janet - ENMAX 37), 37.2TR (ENMAX 37) | HV SW maint SW84, SW85, SW86, MD-37.2TR | |
ATCO | 13-Feb-21 10:00 | 16-Mar-21 16:00 | 31.21 Days
Continuous |
9L99, 9L99 (801s Anderson - 807s Sheerness) | customer complete their substation lighting work. There is also work planned for 901A disconnect, | |
ALTALINK | 15-Feb-21 08:15 | 18-Feb-21 15:45 | 3.31 Days
Continuous |
1083L (63s - 288s) GOI, 1083L (63s Red Deer - 288s Wolf Creek) | Replacement of existing switch 63s1083 | |
ATCO | 15-Feb-21 10:00 | 22-Feb-21 16:00 | 7.25 Days
Continuous |
7L20, 7L20 (740s H.R.Milner - 810s Dome Cutbank) | Replacement of under rated and rotten crossarms | |
ALTALINK | 16-Feb-21 06:15 | 19-Feb-21 15:45 | 3.4 Days
Daily |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out daily. | |
ALTALINK | 16-Feb-21 07:00 | 17-Feb-21 18:00 | 1.46 Days
Continuous |
1041L (370s - 554s) GOI, 1041L (370s North Lethbridge - 554s Travers) | Install phase raiser assemblies 1041L Str 208 bottom phase for line clearance mitigation.. | |
EPCOR | 16-Feb-21 07:00 | 19-Feb-21 17:00 | 3.42 Days
Continuous |
Lambton S/S Tx1 bay outage, 803s T1 (803s Lambton), 803s L2401 (803s Lambton), 803s L2402 (803s Lambton) | Outage required breaker op-checks | |
EPCOR, ALTALINK | 16-Feb-21 07:00 | 19-Feb-21 17:00 | 3.42 Days
Continuous |
Petrolia/Jasper S/S 1044L bay outage, 1044L (805s Jasper - 816s Petrolia) | Outage required for breaker op-checks | |
ALTALINK | 16-Feb-21 07:00 | 09-Mar-21 18:00 | 21.46 Days
Continuous |
748L & 277s T1 - GOI, 748L (267s Killarney Lake - 277s Hayter) | Installing a new 138kV Breaker and associated equipment | |
ALTALINK | 16-Feb-21 07:30 | 17-Feb-21 16:30 | 1.38 Days
Continuous |
511s SVC Plus - GOI, 511s SVC Plus (511s Crossings) | SVC Plus SS Programming Upgrade; SVC Plus Fire System Cross-zoning | |
ALTALINK | 16-Feb-21 08:00 | 17-Feb-21 08:00 | 24 Hours
Continuous |
71s1252 - GOI, 71s 1252 (71s Lamoureux) | Replacing M/O Breaker with a new SF6 Breaker | |
ATCO | 16-Feb-21 08:00 | 28-Feb-21 16:00 | 12.33 Days
Continuous |
790S 702, 7L22, 7L22 (790s Poplar Hill - 7L22D3), 790s 702 (790s Poplar Hill) | Upgrade protection/alarms on 702 and 7L22 relays. | |
BCH | 16-Feb-21 09:00 | 26-Feb-21 17:00 | 10.33 Days
Continuous |
2L294 (A.A. Lambert - Nelway) | flashed Insulator replacement and arcing horn installation | AB-BC |
ALTALINK, EPCOR | 17-Feb-21 08:00 | 20-Feb-21 10:00 | 3.08 Days
Continuous |
71s1252 (T1 & 921L) - GOI, 71s T1 (71s Lamoureux), 71s 1252 (71s Lamoureux), 71s 1352 (71s Lamoureux), 921L (71s Lamoureux - 987s Clover Bar) | Replacing M/O Breaker with a new SF6 Breaker | |
ALTALINK | 17-Feb-21 09:30 | 17-Feb-21 17:30 | 8 Hours
Daily |
266s FSC1 GOI | test (possibly change) bad CT | |
ALTALINK | 18-Feb-21 08:00 | 19-Feb-21 18:30 | 1.44 Days
Continuous |
310p 240kV B Bus - GOI, 310p Sundance 240kV Bus B | Scope of work includes replacing insulators on structures 310P and 1 on 1046L, Require a GOI on the B bus in order to safely handle the conductor running over the bus work Required for 1046L GOI SAP: 273239 | |
ALTALINK | 18-Feb-21 08:00 | 23-Feb-21 18:00 | 5.42 Days
Continuous |
1046L (338s-310p) - GOI, 1046L (310p Sundance - 338s Cherhill) | Scope of work includes maintenance on structures 1, 55, 57, 75, 89, 90, 91, 102, 111, 120 and 121. See Also 310p 240kV Bus GOI 273330 required to string overtop of the bus for 1046L | |
ALTALINK | 20-Feb-21 06:15 | 22-Feb-21 15:45 | 2.4 Days
Continuous |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out continuous. | |
ALTALINK, EPCOR | 20-Feb-21 07:00 | 28-Feb-21 18:00 | 8.46 Days
Continuous |
1045L (310p-320p-E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Install Phase raiser assemblies on structures 51, 52, 80, 81 for clearance mitigation | |
ALTALINK | 20-Feb-21 10:00 | 23-Feb-21 10:00 | 3 Days
Continuous |
71s1252 - GOI, 71s 1252 (71s Lamoureux) | Replacing M/O Breaker with a new SF6 Breaker | |
ALTALINK, EPCOR | 21-Feb-21 07:00 | 21-Feb-21 18:00 | 11 Hours
Daily |
1058L (E803s-E657s) - GOI, 1058L (657s Summerside - 803s Lambton) | Scope of work includes maintenance on str 17 See Also 273230 908L RB required due to proximity - Common Tower | |
EPCOR | 22-Feb-21 07:00 | 26-Feb-21 17:00 | 4.42 Days
Continuous |
Lambton S/S Tx2 bay outage, 803s T2 (803s Lambton) | Outage required for breaker op-checks | |
EPCOR | 22-Feb-21 07:00 | 26-Feb-21 17:00 | 4.42 Days
Continuous |
Jasper S/S Tx4 bay outage, 805s T4 (805s Jasper) | Outage required for breaker op-checks | |
ALTALINK | 22-Feb-21 08:15 | 25-Feb-21 15:45 | 3.31 Days
Continuous |
914L (63s - 87s) GOI, 914L (63s Red Deer - 87s Gaetz) | Re placement of existing CVT 63s59 | |
ALTALINK | 22-Feb-21 09:00 | 09-Mar-21 13:00 | 15.17 Days
Continuous |
901L (63s - 64s - 74s) Advice, 901L (63s Red Deer - 901AL), 901L (74s Janet - 901AL) | Line protection upgrade for 901L at all three stations (three terminal line). Includes relay replacements/setting changes at 63s/74s and relay firmware/setting changes at 64s. Line breakers will be required for outage duration for commissioning purposes. | |
ALTALINK | 22-Feb-21 09:30 | 26-Feb-21 14:30 | 4.21 Days
Continuous |
17s717W (717L-262s) GOI, 717L (17s Benalto - 262s Rocky Mountain House) | C60 Replacement and commissioning - See also below for trip tests associated with this work | |
ALTALINK, EPCOR | 22-Feb-21 12:00 | 25-Feb-21 18:00 | 3.25 Days
Continuous |
920L (37s - 557s) - GOI, 920L (37s North Calder - 557s Castle Downs) | Replace 37s83 Switch | |
ALTALINK | 23-Feb-21 06:15 | 26-Feb-21 15:45 | 3.4 Days
Daily |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out daily. | |
ALTALINK, EPCOR | 23-Feb-21 10:00 | 23-Feb-21 16:00 | 6 Hours
Daily |
71s1252 (T1 & 921L) - GOI, 71s T1 (71s Lamoureux), 71s 1252 (71s Lamoureux), 71s 1352 (71s Lamoureux), 921L (71s Lamoureux - 987s Clover Bar) | 240kV West bus out of service to replace risers on 1252 breaker | |
EPCOR, ALTALINK | 24-Feb-21 07:00 | 26-Feb-21 17:00 | 2.42 Days
Continuous |
Cloverbar S/S 915L bay outage, 915L (38s East Edmonton - 987s Clover Bar) | Outage required for breaker op-checks | |
ALTALINK | 24-Feb-21 09:00 | 02-Mar-21 18:00 | 6.38 Days
Continuous |
942L (71s - 681s) - GOI, 942L (71s Lamoureux - 681s Bannerman) | Screw Pile installation and foundation work | |
ALTALINK | 24-Feb-21 09:00 | 02-Mar-21 18:00 | 6.38 Days
Continuous |
997L (71s - 410s) - GOI, 997L (71s Lamoureux - 410s Josephburg) | Screw Pile installation and foundation work | |
ALTALINK | 26-Feb-21 08:15 | 26-Feb-21 17:45 | 9.5 Hours
Continuous |
914L (63s - 87s) GOI, 914L (63s Red Deer - 87s Gaetz) | Re placement of existing CVT 63s36 | |
ALTALINK | 27-Feb-21 06:15 | 01-Mar-21 15:45 | 2.4 Days
Continuous |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out continuous. | |
SUNCOR | 28-Feb-21 08:00 | 06-Mar-21 18:00 | 6.42 Days
Continuous |
29PL9-5 (29EDD-1 Millennium - 29EDD-34), 29PL9-5/6 | 29PL9-5/6 - Repair broken jumper-JM | |
EPCOR | 01-Mar-21 07:00 | 05-Mar-21 17:00 | 4.42 Days
Continuous |
Lambton S/S Tx3 bay outage, 803s T3 (803s Lambton) | Outage required for breaker op-checks | |
EPCOR | 01-Mar-21 07:00 | 05-Mar-21 17:00 | 4.42 Days
Continuous |
Jasper S/S Tx1/J240C1 bay outage, 805s T1 (805s Jasper), 805s C1 (805s Jasper), 72JW19 (805s Jasper - Woodcroft), 72JM18 (805s Jasper - Meadowlark) | Outage required for breaker op-checks | |
ATCO | 01-Mar-21 08:00 | 14-Mar-21 16:00 | 13.29 Days
Continuous |
7L07, 790S 703, 790S 703 Recloser, 7L07 (790s Poplar Hill - 815s Goodfare), 790s 703 (790s Poplar Hill) | Upgrade 703 and 7L07 protection | |
ALTALINK, ATCO | 01-Mar-21 09:15 | 12-Mar-21 17:45 | 11.35 Days
Daily |
1035L (244s - 2075s) GOI, 1035L (244s Bowmanton - 2075s Newell) | Damper Replacements (Str's 38-389) | |
ATCO | 01-Mar-21 12:00 | 08-Mar-21 15:00 | 7.13 Days
Continuous |
9L11, 9L11 (813s Little Smoky - 834s Wesley Creek) | Pole replacement and enforcers | |
BCH | 02-Mar-21 09:00 | 05-Mar-21 17:00 | 3.33 Days
Continuous |
5L98 (BCH Nicola - Vaseux Lake) | disconnect switch inspections | AB-BC |
ALTALINK | 03-Mar-21 07:00 | 04-Mar-21 18:00 | 1.46 Days
Daily |
748L/749AL & 267s Station - GOI, 748L (267s Killarney Lake - 277s Hayter) | Installing a new 138kV Switch & salvaging the existing 138kV Bus | |
ALTALINK | 04-Mar-21 13:00 | 04-Mar-21 17:30 | 4.5 Hours
Daily |
562s36 (830L) GOI, 830L (562s Cypress - 840s McNeill Station) | switch maintenance | AB-SK |
ALTALINK, EPCOR | 06-Mar-21 07:00 | 14-Mar-21 18:00 | 8.42 Days
Continuous |
909L (310p- E665s) - GOI, 909L (310p Sundance - 665s Dome) | Install Phase raiser assemblies on structures 51, 52, 80, 81 for clearance mitigation. | |
ALTALINK | 07-Mar-21 06:15 | 08-Mar-21 15:45 | 1.4 Days
Continuous |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out continuous. | |
EPCOR | 08-Mar-21 07:00 | 08-Mar-21 17:00 | 10 Hours
Continuous |
TX2 @ Summerside E657S | Summerside TX2 Tap Changer Maintenance | |
EPCOR, ALTALINK | 08-Mar-21 07:00 | 10-Mar-21 17:00 | 2.42 Days
Continuous |
Lambton S/S 1059L bay outage, 1059L (38s East Edmonton - 803s Lambton), 803s L2401 (803s Lambton), 803s L2404 (803s Lambton) | Outage required for breaker op-checks | |
ALTALINK | 08-Mar-21 07:30 | 11-Mar-21 18:30 | 3.46 Days
Continuous |
38s7252 - GOI | Replace CT31 | |
ALTALINK | 08-Mar-21 08:00 | 11-Mar-21 19:00 | 3.46 Days
Continuous |
77s T2, 240/138kV East Bus - GOI, 77s T2 (77s Sagitawah), 77s Sagitawah 240 kV West Bus | Replace 77s38. Replace 240kV East Bus Protection | |
ATCO | 08-Mar-21 09:00 | 12-Mar-21 16:00 | 4.29 Days
Continuous |
7L129, 7L129 (710s Vermilion - 918s Bauer) | Mitigation work for crossing | |
ALTALINK | 08-Mar-21 11:00 | 31-Mar-21 18:00 | 23.25 Days
Continuous |
74sT2 TX18571 GOI, 74s T2 (74s Janet) | Corrosive sulphur in oil. Will require the oil reclaim reclamation to remove corrosive Sulphur content in the oil. | |
ALTALINK | 08-Mar-21 12:00 | 11-Mar-21 18:00 | 3.25 Days
Continuous |
905L (37s - 19s) - GOI, 905L (19s Wabamun - 37s North Calder) | Replace 37s77 & 37s79 Switches | |
ALTALINK | 09-Mar-21 06:15 | 12-Mar-21 15:45 | 3.4 Days
Daily |
892L (244s - 895s) GOI, 892L (244s Bowmanton - 895s Suffield) | Outage Required for Component Replacement and Structure changes From structure 146 to 252. Line to be out daily. | |
EPCOR | 09-Mar-21 07:00 | 09-Mar-21 17:00 | 10 Hours
Continuous |
TX2 @ Poundmaker | Poundmaker TX2 Tap Changer Maintenance | |
ATCO | 09-Mar-21 09:00 | 10-Mar-21 16:00 | 31 Hours
Continuous |
827S SVC | Air Cooled Maintenance PM | |
ALTALINK | 10-Mar-21 07:15 | 11-Mar-21 17:45 | 1.44 Days
Continuous |
612L(368s - 336s) GOI, 612L (336s Fincastle - 368s Burdett) | Scope of work includes maintenance on structures 87, 203, 206 and 212 | |
ALTALINK | 10-Mar-21 08:30 | 10-Mar-21 12:29 | 3.98 Hours
Daily |
103s252 GOI | investigate and top up gas | |
ALTALINK | 10-Mar-21 12:30 | 10-Mar-21 17:30 | 5 Hours
Daily |
103s552 GOI | investigate and top up gas. replace thermostat | |
ALTALINK | 11-Mar-21 08:30 | 11-Mar-21 12:30 | 4 Hours
Daily |
103s352 GOI | investigate and top up gas | |
ALTALINK | 13-Mar-21 08:00 | 13-Mar-21 19:00 | 11 Hours
Daily |
38s18 (T4) - GOI, 38s T4 (38s East Edmonton) | Installation of Grading Capacitors to Breaker 38s18 | |
EPCOR, ALTALINK | 15-Mar-21 07:00 | 15-Mar-21 17:00 | 10 Hours
Continuous |
Summerside S/S 1057L Bay Outage, 1057L (89s Ellerslie - 657s Summerside) | DFR Upgrade | |
EPCOR | 15-Mar-21 07:00 | 17-Mar-21 17:00 | 2.42 Days
Continuous |
B2406 @ Bellamy E814S | Bellamy B2406 Breaker Maintenance and Repair | |
ATCO | 15-Mar-21 09:00 | 18-Mar-21 16:00 | 3.29 Days
Continuous |
7L129, 7L129 (710s Vermilion - 918s Bauer) | Mitigation work for crossing | |
ALTALINK | 15-Mar-21 09:00 | 18-Mar-21 19:00 | 3.42 Days
Continuous |
919L (77S - 310P) - GOI, 919L (77s Sagitawah - 310p Sundance) | Replace 77s16 CVTs. Replace strain insulators on 919L at 77s. | |
ALTALINK, ATCO | 15-Mar-21 09:15 | 19-Mar-21 17:45 | 4.35 Days
Continuous |
1035L (244s - 2075s) GOI, 1035L (244s Bowmanton - 2075s Newell) | Damper Replacements (Str's 38-389) | |
ALTALINK | 15-Mar-21 09:30 | 25-Mar-21 14:30 | 10.21 Days
Continuous |
17s T2 TX18477 - GOI, 17s T2 (17s Benalto) | T2 A prot replacement, 289 control modifications, various alarm changes | |
ATCO | 15-Mar-21 12:00 | 22-Mar-21 15:00 | 7.13 Days
Continuous |
9L11, 9L11 (813s Little Smoky - 834s Wesley Creek) | Pole replacement and enforcers | |
EPCOR | 16-Mar-21 07:00 | 16-Mar-21 17:00 | 10 Hours
Continuous |
Summerside S/S 1058L bay outage, 1058L (657s Summerside - 803s Lambton) | DFR Upgrade | |
ALTALINK | 16-Mar-21 07:00 | 16-Mar-21 17:00 | 10 Hours
Daily |
511s T30 & SVC Plus - GOI | 511s1752 wiring corrections | |
EPCOR | 17-Mar-21 07:00 | 17-Mar-21 17:00 | 10 Hours
Continuous |
Summerside S/S Tx1 bay outage, 657s T1 (657s Summerside) | DFR Upgrade | |
ALTALINK | 17-Mar-21 07:00 | 24-Mar-21 18:00 | 7.46 Days
Continuous |
138s 240kV BUS 1 GOI, 138S R1 (138s Windy Flats), 138s Windy Flats 240kV Bus 1 | 240kV Bus #1 outage to tie-in, soak and energize new T2 Transformer | |
ALTALINK, ENMAX | 17-Mar-21 07:15 | 19-Mar-21 17:45 | 2.44 Days
Continuous |
771L (c47s - c162s) GOI, 771L (162s Beddington - ENMAX 47) | Scope of work includes maintenance on structures 17, 19, 22, 24 and 25 | |
EPCOR | 18-Mar-21 07:00 | 18-Mar-21 17:00 | 10 Hours
Continuous |
Summerside S/S Tx2 bay outage, 657s T2 (657s Summerside) | DFR Upgrade | |
ALTALINK | 18-Mar-21 08:00 | 18-Mar-21 13:00 | 5 Hours
Daily |
72s952 - GOI | Breaker maintenance and PRC5 (1st Trip, 1 Close, 2nd trip) | |
EPCOR | 22-Mar-21 07:00 | 26-Mar-21 17:00 | 4.42 Days
Continuous |
Jasper 240kV Reactor and Cap Bank @ Jasper Terminal E805S, 805s C1 (805s Jasper) | Jasper 240 kV Reactor and Cap Bank Repair | |
ATCO | 22-Mar-21 08:00 | 26-Mar-21 17:00 | 4.38 Days
Continuous |
951S SVS | Perform warranty follow up on 951S SVC. | |
ATCO | 22-Mar-21 09:00 | 25-Mar-21 16:16 | 3.3 Days
Continuous |
7L70, 7L70 (700s Bonnyville - 707s St.Paul) | Cross arm change | |
ALTALINK | 22-Mar-21 09:00 | 25-Mar-21 19:00 | 3.42 Days
Continuous |
989L (77S - 310P) - GOI, 989L (77s Sagitawah - 310p Sundance) | Replace 77s31 CVTs | |
ENMAX | 22-Mar-21 09:00 | 02-Apr-21 16:00 | 11.29 Days
Continuous |
65.2TR. 65PT138-Z32, 65.2TR (ENMAX 65) | Online Monitoring Installation. 65PT138-Z32 replacement. | |
ALTALINK | 22-Mar-21 09:15 | 26-Mar-21 17:45 | 4.35 Days
Continuous |
1034L (244s - 324s) GOI, 1034L (244s Bowmanton - 324s Cassils) | Damper Replacements (Str's 1-389) | |
ALTALINK | 23-Mar-21 08:00 | 23-Mar-21 10:30 | 2.5 Hours
Daily |
17s23 (17s3) - Advice | Trip test 17s3 required for 17s T2 Protection upgrade | |
ENMAX, ALTALINK | 23-Mar-21 08:00 | 23-Mar-21 12:00 | 4 Hours
Continuous |
28.80L. 28.2TR. 28PT138-Z31, 28.80L (42s Sarcee - ENMAX 28) | Spring Substation Washing | |
ALTALINK | 23-Mar-21 14:00 | 23-Mar-21 16:30 | 2.5 Hours
Daily |
17s34 (17s4) - Advice | Trip test 17s4 required for 17s T2 Protection upgrade | |
ALTALINK | 24-Mar-21 08:00 | 24-Mar-21 10:30 | 2.5 Hours
Daily |
17s77 (17s13) - Advice | Trip test 17s13 required for 17s T2 Protection upgrade | |
BCH | 24-Mar-21 08:00 | 24-Mar-21 20:00 | 12 Hours
Continuous |
2L294 (A.A. Lambert - Cranbrook) | disconnect switch inspections | AB-BC |
ALTALINK | 24-Mar-21 11:00 | 24-Mar-21 13:30 | 2.5 Hours
Daily |
17s79 C1 - Advice, 17s C1 (17s Benalto) | Trip test 17s16 required for 17s T2 Protection upgrade | |
ALTALINK | 25-Mar-21 07:00 | 31-Mar-21 18:00 | 6.46 Days
Continuous |
942L (71s - 681s) - GOI, 942L (71s Lamoureux - 681s Bannerman) | Structure Erection, conductor tie in, and OPGW installation | |
ALTALINK | 25-Mar-21 07:00 | 06-Apr-21 18:00 | 12.46 Days
Continuous |
997L (71s - 410s) - GOI, 997L (71s Lamoureux - 410s Josephburg) | Structure Erection, conductor tie in, and OPGW installation | |
ENMAX, ALTALINK | 25-Mar-21 12:00 | 25-Mar-21 18:00 | 6 Hours
Continuous |
23.80L. 23.4TR, 23.80L (74s Janet - ENMAX 23) | Spring Substation Washing | |
ALTALINK | 29-Mar-21 09:15 | 31-Mar-21 17:45 | 2.35 Days
Continuous |
170L (632s - 799s) GOI, 170L (632s Russell - 799s Coleman) | Fire Mitigation; Structure Replacements Strs 48-54 | |
ALTALINK | 29-Mar-21 09:30 | 08-Apr-21 14:30 | 10.21 Days
Continuous |
17s (903L-320p) - GOI, 903L (17s Benalto - 320p Keephills) | 903L protection upgrade at 17s and 320p | |
ALTALINK | 30-Mar-21 07:00 | 30-Mar-21 18:00 | 11 Hours
Daily |
903L (17s - 320p) - GOI, 903L (17s Benalto - 320p Keephills) | Crews performing mtce. on Structure #903L66 | |
ALTALINK, Lethbridge | 30-Mar-21 07:00 | 06-Apr-21 16:30 | 7.4 Days
Continuous |
207L (L111s - 370s1) GOI, 207L (111s Coalbanks - 370s North Lethbridge) | Replace 370s207X breaker control and protection | |
ALTALINK | 31-Mar-21 07:00 | 31-Mar-21 18:00 | 11 Hours
Daily |
913L (338s - 69s) - GOI, 913L (69s North Barrhead - 338s Cherhill) | Crews performing mtce. on Structure #913L124 | |
EPCOR | 05-Apr-21 07:00 | 05-Apr-21 17:00 | 10 Hours
Continuous |
240BA2 @ Argyll Transfer Station E629S and Bellamy E814S, 240BA2 (629s Argyll Transfer Station - 814s Bellamy) | Doble CT/Arrestors | |
ALTALINK | 06-Apr-21 07:15 | 06-Apr-21 17:45 | 10.5 Hours
Daily |
901L (63s - 74s - 64s) GOI, 901L (63s Red Deer - 901AL), 901L (74s Janet - 901AL) | Asset Management request for crew to hold GOI and escort Acuren to inspect welds on 901L210 and have welder on hand if needed. | |
BCH | 06-Apr-21 09:00 | 08-Apr-21 17:00 | 2.33 Days
Continuous |
5L52 (Custer - Ingledow) | disconnect switch inspections | AB-BC |
EPCOR | 12-Apr-21 07:00 | 23-Apr-21 17:00 | 11.42 Days
Continuous |
TX2, CD2404 Bay @ CastleDowns E557S, 557s T2 (557s Castle Downs), 557s CD2404 (557s Castle Downs) | TX2 Doble, CD2404 Maintenance, CDDS7/CDDS6/CDAB2 switch maintenance | |
ALTALINK | 12-Apr-21 09:30 | 23-Apr-21 14:30 | 11.21 Days
Continuous |
17s (900L-63s) - GOI, 900L (17s Benalto - 63s Red Deer) | 903L protection upgrade at 17s and 63s, also 17s10 C60 and syncronizer, 17s1652 syncronizer, 17s900 MOD module | |
ATCO | 13-Apr-21 07:00 | 13-Apr-21 19:00 | 12 Hours
Continuous |
7L101, 7L101 (790s Poplar Hill - 944s Lowe Lake) | Protection Upgrade on 7L101 at 790S,
After Changes will need to operate breaker 705 a few times |
|
ENMAX | 19-Apr-21 08:00 | 30-Apr-21 16:00 | 11.33 Days
Continuous |
162.1TR, 162.1TR (162s Beddington) | Online Monitoring Installation. Install a new tap changer controller (DEV 90) and test/commission. | |
ALTALINK | 19-Apr-21 12:00 | 23-Apr-21 19:00 | 4.29 Days
Continuous |
254s T1(Tx18501) & 25kV BUS 1 Advice, 254s T1 (254s Coaldale) | Replacement of existing T1 transformer protections, trip and block close check to C/S 195, and initiate 96/195 protection, trip checks to breakers 152, 252 and 752, and transfer trip initiate check to INIVEN shelf for L7. | |
ALTALINK, Lethbridge | 20-Apr-21 07:00 | 20-Apr-21 14:00 | 7 Hours
Continuous |
725L (111s Coalbanks - 674s Lethbridge Bowron), 725AL (618s Riverbend - 725L) | air break function test and maintance, air break function test and maintance
|
|
Lethbridge | 21-Apr-21 08:00 | 21-Apr-21 16:00 | 8 Hours
Continuous |
172L (181s Chinook - 370s North Lethbridge), 463L (15s Fort Macleod - 181s Chinook) | 138kv Switch maintenance | |
ALTALINK | 22-Apr-21 07:15 | 25-Apr-21 17:45 | 3.44 Days
Continuous |
820L (254s - 315s - 67s) GOI, 820L (67s Stirling - 820AL), 820L (254s Coaldale - 820AL), 820AL (315s Chin Chute - 820L) | Scope of work includes maintenance on structures 160, 161, 168, 175, 176, 177, 179, 187, 190, 197 and 198 | |
ALTALINK | 24-Apr-21 06:00 | 25-Apr-21 20:00 | 1.58 Days
Continuous |
38s T1, 138kv bus1, & 293s Station - GOI, 38s T1 (38s East Edmonton) | Replace insulators on switches 38s31, 38s37, 38s41, 38s5, 38s72, 38s4 and a portion of 138kV Bus 1 post insulators | |
ENMAX, ALTALINK | 25-Apr-21 08:00 | 25-Apr-21 16:00 | 8 Hours
Continuous |
21.80L. 20.82L. 50L. 21.4TR. 21.1TR. 21.2TR. 21CAP., 21.80L (42s Sarcee - ENMAX 21), 20.82L (ENMAX 20 - ENMAX 21), 50L (44s Bearspaw Plant - ENMAX 21), 21.4TR (ENMAX 21), 21.1TR (ENMAX 21), 21.2TR (ENMAX 21), 21.1C (ENMAX 21) | HV SW maint SW86 | |
EPCOR | 26-Apr-21 07:00 | 30-Apr-21 17:00 | 4.42 Days
Continuous |
TX1 and CD2406 @ CastleDowns E557S, 557s T1 (557s Castle Downs), 557s CD2406 (557s Castle Downs) | TX1 Doble, TX1 Tap Changer Maintenance, CD2406 maintenance | |
ATCO | 26-Apr-21 08:00 | 01-May-21 16:00 | 5.33 Days
Continuous |
766S 901T, 766s 901T (766s Nevis) | Complete CT, PT, P&C cutover, commission
relays and DTT to 770S Three Hills (option 1) or 1-114S Ghost Pine (option 2) |
|
ALTALINK | 26-Apr-21 10:00 | 26-Apr-21 12:00 | 2 Hours
Daily |
17s57 (17s11) - Advice | Trip test 17s11 required for 900L (17s-63s Protection replacement) | |
ALTALINK, EPCOR | 26-Apr-21 12:00 | 30-Apr-21 18:00 | 4.25 Days
Continuous |
1045L (310p-320p-E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Component Replacements 1045L Str's Range 1-175 See Also 272816 909L R/B required due to proximity. | |
ALTALINK | 26-Apr-21 12:30 | 26-Apr-21 14:30 | 2 Hours
Daily |
17s26 (17s6) - Advice | Trip test 17s6 required for 900L (17s-63s Protection replacement) | |
ALTALINK | 26-Apr-21 15:00 | 26-Apr-21 17:00 | 2 Hours
Daily |
17s29 (17s7) - Advice | Trip test 17s7 required for 900L (17s-63s Protection replacement) | |
ALTALINK | 27-Apr-21 09:00 | 27-Apr-21 11:00 | 2 Hours
Daily |
17s31 (17s1) - Advice | Trip test 17s1 required for 900L (17s-63s Protection replacement) | |
SUNCOR | 01-May-21 08:00 | 08-Jul-21 18:00 | 68.42 Days
Continuous |
29EDD-3 & 29EDD-1, 29PL9-3 (29EDD-1 Millennium - 29EDD-3) | 29EDD-3 29PT-6 LEAKS, 29EDD3; 29PL9-3 PM 5y
29EDD - 1 - 10 year PM on breakers 29EDD1S1252, 29EDD1S1352, 29EDD1S1152, 29EDD1S1452 and 29EDD-1 ;29CVT-6 SYSTEM; 5y/10y |
|
EPCOR | 03-May-21 07:00 | 07-May-21 17:00 | 4.42 Days
Continuous |
TX2 and C2405 @ CloverBar E987S, 987s T4 (987s Clover Bar), 987s T2 (987s Clover Bar) | TX2 Doble, TX2 Zone CVT Doble, C2405 maintenance, CDS1/CDS31/CDS33/CDS34/CDS39 maintenance | |
ALTALINK | 03-May-21 07:30 | 07-May-21 16:30 | 4.38 Days
Continuous |
511s AC Filter Bus #1 - GOI | Protection wiring Changes, Annual Filter Bank outage, AC Disconnect Maintenance | |
ENMAX | 03-May-21 08:00 | 14-May-21 16:00 | 11.33 Days
Continuous |
162.2TR, 162.2TR (162s Beddington) | Online Monitoring Installation. Install a new tap changer controller (DEV 90) and test/commission. | |
ATCO | 03-May-21 08:00 | 17-May-21 17:00 | 14.38 Days
Continuous |
755S 901, 755S 901A, 755S 901PT, 755S 906, 755S 9L20 CHANNEL B TP FAIL, 755S 9L20 CHANNEL C TP FAIL, 755S 9L20 Protection Relay, 755S 9L20D1, 755S 9L20GS, 9L20 (755s Cordel - 766s Nevis) | Protection upgrade to 9L20, replace 901CT at 755s Cordel. | |
ALTALINK, EPCOR | 03-May-21 12:00 | 07-May-21 18:00 | 4.25 Days
Continuous |
1045L (310p-320p-E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Component Replacements 1045L Str's Range 1-175 See Also 272818 909L R/B required due to proximity. | |
ALTALINK | 04-May-21 09:30 | 06-May-21 14:30 | 2.21 Days
Continuous |
17s C1 - GOI, 17s C1 (17s Benalto) | 17s16 move control, indication, various breaker and cap bank alarms | |
BCH | 07-May-21 09:00 | 07-May-21 17:00 | 8 Hours
Continuous |
1L274 (1D2L274 - 1D3L274) | marker ball installation | AB-BC |
EPCOR | 10-May-21 07:00 | 14-May-21 17:00 | 4.42 Days
Continuous |
C2402 @ CloverBar E987S, 987s C2402 (987s Clover Bar) | C2402 maintenance and Doble | |
ALTALINK, Lethbridge | 10-May-21 08:00 | 14-May-21 16:00 | 4.33 Days
Continuous |
824L (593s Lethbridge Lakeview - 618s Riverbend) | air break function test and maintance
|
|
BCH | 10-May-21 09:00 | 13-May-21 11:00 | 3.08 Days
Continuous |
1L275 (799s Coleman - Natal) | structure replacement | |
ALTALINK, EPCOR | 10-May-21 12:00 | 14-May-21 18:00 | 4.25 Days
Continuous |
1045L (310p-320p-E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Component Replacements 1045L Str's Range 1-175 See Also 272820 909L R/B required due to proximity. | |
EPCOR, ALTALINK | 17-May-21 07:00 | 17-May-21 17:00 | 10 Hours
Continuous |
C2404 and C2406 @ Cloverbar E987S, 921L (71s Lamoureux - 987s Clover Bar) | 240CVT 85/86/87 Doble | |
ALTALINK, EPCOR | 17-May-21 12:00 | 21-May-21 18:00 | 4.25 Days
Continuous |
1045L (310p-320p-E805s) - GOI, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | Component Replacements 1045L Str's Range 1-175 See Also 272822 909L R/B required due to proximity. | |
EPCOR, ALTALINK | 18-May-21 07:00 | 19-May-21 17:00 | 1.42 Days
Continuous |
TX1 and 1059L @ East Industrial E52S and East Edmonton 38S and Lambton E803S, 1059L (38s East Edmonton - 803s Lambton), 1059AL (52s East Industrial - 1059L), 52s T1 (52s East Industrial) | TX1 Tap Changer Maintenance, 1059L CT and Arrestor Doble, EDS1 Maintenance | |
EPCOR | 24-May-21 07:00 | 28-May-21 17:00 | 4.42 Days
Continuous |
805 Bay @ Genesee 330P, 330P 12TC1 (330p Genesee) | 805 Maintenance and CT Doble | |
ATCO | 25-May-21 08:00 | 28-May-21 17:00 | 3.38 Days
Continuous |
9L953 (574s Nilrem - 755s Cordel), 755S 905, 755S 905B, 755S 905PT, 755S 906, 755S 906PT, 755S 9L953 CHANNEL A TP FAIL, 755S 9L953 CHANNEL B TP FAIL, 755S 9L953 Protection Relay, 755S 9L953D1, 755S 9L953GS | Protection upgrade for 9L953, 906/905 Breakers. We will need to modify the wiring on 9L953D1 during this outage and test its operation during the switching back to normal at the end of the outage. | |
EPCOR | 31-May-21 07:00 | 02-Jun-21 17:00 | 2.42 Days
Continuous |
1201 Bay @ Genesee 330P, 330p 1201 (330p Genesee) | 1201 Maintenance and CT Doble | |
EPCOR | 31-May-21 07:00 | 11-Jun-21 17:00 | 11.42 Days
Continuous |
East Industrial TX2 DGA Replacement, 52s T2 (52s East Industrial) | East Industrial TX2 DGA Replacement - 1007382.036969 | |
ATCO | 31-May-21 08:00 | 14-Jun-21 17:00 | 14.38 Days
Continuous |
755S 904, 755S 904B, 755S 905, 755S 905A, 755S 905PT | 9L16 Protection upgrade, update protection to 905 & 904 Breakers | |
ALTALINK, Lethbridge | 03-Jun-21 13:00 | 03-Jun-21 17:00 | 4 Hours
Continuous |
734L (241s Lethbridge Uplands - 370s North Lethbridge) | Air break function test and maintance
|
|
ATCO | 05-Jun-21 13:00 | 24-Jun-21 09:00 | 18.83 Days
Continuous |
730S 701T, 730S 701TCS, 730s 701T (730s Rycroft) | 730S 701T TRANSFORMER CLASS2 MAJOR TESTING
Leak severity, 701T main, 701TCS main Transformer out of service, load on 902S |
|
EPCOR | 07-Jun-21 07:00 | 07-Jun-21 17:00 | 10 Hours
Continuous |
RDS24, Bus 1 @ Rossdale and TX2 @ Bellamy E814S, 814s T2 (814s Bellamy) | RDS24 Switch Repair, Doble Bellamy TX1 PT | |
EPCOR | 07-Jun-21 07:00 | 09-Jun-21 17:00 | 2.42 Days
Continuous |
1202 Bay @ Genesee 330P, 330p 1202 (330p Genesee) | 1202 Maintenance and CT Doble | |
ALTALINK | 07-Jun-21 07:00 | 17-Jun-21 18:00 | 10.46 Days
Continuous |
1325L (510s - 511s) - GOI, 1325L (510s Sunnybrook - 511s Crossings) | Semi Annual Inspection and Maintenance, Doble T11 and Valve Hall and DC yard Inspection | |
EPCOR | 14-Jun-21 07:00 | 16-Jun-21 17:00 | 2.42 Days
Continuous |
1203 Bay @ Genesee 330P, 330p 1203 (330p Genesee) | 1203 Maintenance and Doble | |
EPCOR | 15-Jun-21 07:00 | 16-Jun-21 17:00 | 1.42 Days
Continuous |
TX1 @ Rossdale and TX2 @ Bellamy E814S, 814s T2 (814s Bellamy) | Rossdale TX1 Tap Changer Maintenance, BDS18 Repair/Maintenance, Doble Bellamy TX2 PT | |
EPCOR | 21-Jun-21 07:00 | 23-Jun-21 17:00 | 2.42 Days
Continuous |
1205 Bay @ Genesee 330P, 330p 1205 (330p Genesee) | 1205 Maintenance and CT Doble | |
ATCO | 21-Jun-21 08:10 | 05-Jul-21 17:10 | 14.38 Days
Continuous |
755S 902, 755S 902B, 755S 903, 755S 903A, 755S 903PT, 755S 9L27 CHANNEL A TP, 755S 9L27 CHANNEL B TP, 755S 9L27 Protection Relay, 755S 9L27D1, 755S 9L27GS2, 9L27 (755s Cordel - 863s Paintearth) | Protection upgrade to 9L27 and breakers 902/903, Replace 903A, 9L27D1 and 903PT. | |
ATCO | 23-Jun-21 09:00 | 24-Jun-21 16:30 | 31.5 Hours
Continuous |
755S 901, 755S 901B, 755S 902, 755S 902A, 755S 902B, 755S 902PT, 755S 9L79 CHANNEL A TP FAIL, 755S 9L79 CHANNEL B TP FAIL, 755S 9L79 Protection Relay, 755S 9L79D2, 755S 9L79GS2, 757S 911, 757S 911PT, 9L79 (755s Cordel - 757s Battle River) | Protection upgrade to 9L79 relays, testing of MODs @755s. PRC005 at the 757s Batter river end on Breaker 911 | |
EPCOR | 24-Jun-21 07:00 | 25-Jun-21 17:00 | 1.42 Days
Continuous |
12TC2 and Bus 2 @ Genesee 330P, 330P 12TC2 (330p Genesee), 330p Genesee 500 kV Bus 2 | 1203A/1206A/1209B/12TC2D Switch Maintenance | |
ATCO | 24-Jun-21 09:00 | 24-Jun-21 17:00 | 8 Hours
Continuous |
730S 501, 730s 701T (730s Rycroft) | 730S Remove U/G Cables From 501
Remove mobile sub 902S 25KV cables 701T is OOS with GOI 2-53224 |
|
BCH | 28-Jun-21 09:00 | 02-Jul-21 17:00 | 4.33 Days
Continuous |
2L294 (A.A. Lambert - Nelway) | insulator replacement | AB-BC |
SUNCOR | 01-Jul-21 08:00 | 13-Jul-21 17:00 | 12.38 Days
Continuous |
635PL9-1000 and 635PT-1000, 635PL9-1000 (2005s Secord - 635EDD-1000) | 260kV line structure change for line lift; maintenance of 260kV line, transformer, associated equipment and protection | |
EPCOR, ALTALINK | 05-Jul-21 07:00 | 05-Jul-21 17:00 | 10 Hours
Continuous |
1044L Zone @ Japser Terminal E805S and Petrolia E816S, 1044L (805s Jasper - 816s Petrolia) | 1044L at Jasper Arrestor Doble | |
ATCO | 05-Jul-21 08:16 | 06-Jul-21 17:00 | 1.36 Days
Continuous |
755S 903, 755S 903B, 755S 904, 755S 904A, 755S 904PT, 755S 9L80 CHANNEL A TP FAIL, 755S 9L80 CHANNEL B TP FAIL, 755S 9L80 CHANNEL C TP FAIL, 755S 9L80 Protection Relay, 755S 9L80D2, 755S 9L80GS, 757S 912, 757S 9L80 CHANNEL A TP FAIL, 757S 9L80 CHANNEL B TP FAIL, 757S 9L80 CHANNEL C TP FAIL, 757S 9L80 Protection Relay, 757S 9L80D1, 757S 9L80PT, 9L80 (755s Cordel - 757s Battle River) | Protection upgrade to 9L80, PRC005 work must be done at 757s on breaker 912 @ this time as well. | |
BCH | 05-Jul-21 09:00 | 09-Jul-21 17:00 | 4.33 Days
Continuous |
2L294 (A.A. Lambert - Cranbrook) | disconnect switch inspections | AB-BC |
EPCOR, ALTALINK | 06-Jul-21 07:00 | 06-Jul-21 17:00 | 10 Hours
Continuous |
1045L @ Jasper Terminal E805S, Keephills 320P, Sundance 310P, 1045L (310p Sundance - 320p Keephills - 805s Jasper) | 1045L at Jasper CVT/Arrestor Doble | |
SUNCOR | 08-Jul-21 08:00 | 11-Jul-21 17:00 | 3.38 Days
Continuous |
635PP-1000 | Bus-Side Disconnect Repairs Main Sub 635EDD-1000 | |
ATCO | 12-Jul-21 08:00 | 26-Jul-21 17:00 | 14.38 Days
Continuous |
9L02, 9L02 (809s Louise Creek - 813s Little Smoky) | Louise Creek Rebuild project
Wiring for 903/910BF relays. CT ratio changes. Relay programming and functionality. Commission control, alarms and status. Blocking procedures for BF protections. |
|
ATCO | 12-Jul-21 09:00 | 16-Jul-21 16:00 | 4.29 Days
Continuous |
7L113, 7L113 (853s Ring Creek - 930s Arcenciel) | Time Domain Line Protection Project for circuit modifications required to install new relays at Ring Creek 853S & Arcenceil 930S Substations. | |
ALTALINK, Lethbridge | 15-Jul-21 08:00 | 15-Jul-21 13:00 | 5 Hours
Continuous |
725L (15s Fort MacLeod - 674s Lethbridge Bowron) | air break function test and maintance
|
|
EPCOR | 19-Jul-21 07:00 | 23-Jul-21 17:00 | 4.42 Days
Continuous |
Petrolia- 1055L CVT, 1055L (629s Argyll Transfer Station - 816s Petrolia) | Substation Life Cycle Replacement of HV VTs - Petrolia- 1055L CVT | |
BCH | 19-Jul-21 09:00 | 23-Jul-21 17:00 | 4.33 Days
Continuous |
5L91 (Ashton Creek - Selkirk) | structure replacement | AB-BC |
SUNCOR | 22-Jul-21 08:00 | 03-Aug-21 17:00 | 12.38 Days
Continuous |
635PL9-1001 and 635PT-1001, 635PL9-1001 (2005s Secord - 635EDD-1000) | 260kV line structure change for line lift; maintenance of 260kV line, transformer, associated equipment and protection | |
EPCOR, ALTALINK | 26-Jul-21 07:00 | 30-Jul-21 17:00 | 4.42 Days
Continuous |
Dome 909L CVT Replacement, 909L (310p Sundance - 665s Dome) | Dome 909LW CVT Replacement | |
BCH | 26-Jul-21 09:00 | 06-Aug-21 17:00 | 11.33 Days
Continuous |
5L96 (Selkirk - Vaseux Lake) | marker ball installation | AB-BC |
SUNCOR | 29-Jul-21 08:00 | 01-Aug-21 17:00 | 3.38 Days
Continuous |
635PP-1001 | Bus-Side Disconnect Repairs Main Sub 635EDD-1000 | |
ALTALINK | 06-Aug-21 07:15 | 11-Aug-21 17:45 | 5.44 Days
Continuous |
444L (217s - 198s) GOI, 444L (198s Blackfalds - 217s North Red Deer) | Scope of work includes replacing structures 7, 8, 10 and 12 and maintenance on Structures 1, 2, 6 and 25 | |
ATCO | 09-Aug-21 08:00 | 23-Aug-21 17:00 | 14.38 Days
Continuous |
9L40, 9L40 (732s Mitsue - 809s Louise Creek) | Louise Creek Rebuild project
Wiring for 903/904BF relays. CT ratio changes. Relay programming and functionality. Commission control, alarms and status. Blocking procedures for BF protections. |
|
BCH | 09-Aug-21 09:00 | 13-Aug-21 17:00 | 4.33 Days
Continuous |
5L98 (BCH Nicola - Vaseux Lake) | insulator replacement | AB-BC |
ALTALINK | 12-Aug-21 07:00 | 12-Aug-21 18:00 | 11 Hours
Daily |
787L (71s - 787L29) - GOI, 787L (71s Lamoureux - 787AL) | Fire mitigation on Structure #8 | |
ATCO | 22-Aug-21 08:00 | 22-Aug-21 16:00 | 8 Hours
Continuous |
766S 901T, 766s 901T (766s Nevis) | TransAlta GARDEN PLAIN PROJECT
Complete the structural and electrical work related to protection panel, Automation & SCADA panel and telecom panels. Complete the line work associated with Line 9LA59 which will be connected to 1045S Garden Plain substation. |
|
ATCO | 23-Aug-21 08:00 | 06-Sep-21 17:00 | 14.38 Days
Continuous |
9L05, 9L05 (809s Louise Creek - 813s Little Smoky) | Louise Creek Rebuild project
Wiring for 904/905BF relays. CT ratio changes. Relay programming and functionality. Commission control, alarms and status. Blocking procedures for BF and Bus protections. |
|
BCH | 23-Aug-21 09:00 | 23-Aug-21 17:00 | 8 Hours
Continuous |
5L94 (Cranbrook - 102s Langdon) | NERC PM | AB-BC |
ALTALINK | 23-Aug-21 09:00 | 27-Aug-21 18:00 | 4.38 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | components-structure range 383-464 | AB-BC |
MONTANA | 23-Aug-21 09:00 | 27-Aug-21 18:00 | 4.38 Days
Continuous |
MATL (120s Picture Butte - Montana) | align with 1201L outage | AB-MATL |
ALTALINK | 30-Aug-21 09:00 | 03-Sep-21 18:00 | 4.38 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | components-structure range 383-464 | AB-BC |
MONTANA | 30-Aug-21 09:00 | 03-Sep-21 18:00 | 4.38 Days
Continuous |
MATL (120s Picture Butte - Montana) | align with 1201L outage | AB-MATL |
ATCO | 02-Sep-21 08:00 | 03-Sep-21 16:00 | 1.33 Days
Continuous |
733S 702T, 733S 144kV Bus, 733s 702T (733s Simonette), 733s 701 (733s Simonette), 733s 702 (733s Simonette), 733s 703 (733s Simonette) | 733S Simonette Expansion -Connect New Cap Bank
MD Greenview Pod |
|
EPCOR | 06-Sep-21 07:00 | 10-Sep-21 17:00 | 4.42 Days
Continuous |
Lambton LSD2 | Substation Manual Disconnect Switches - Lambton LDS2 | |
ATCO | 06-Sep-21 08:00 | 24-Sep-21 17:00 | 18.38 Days
Continuous |
9L939, 9L939 (77s Sagitawah - 809s Louise Creek) | Louise Creek Rebuild project
Wiring for 905/906BF relays. CT ratio changes. Relay programming. Commission control, alarms and status. Blocking procedures for BF and Bus protections. |
|
ALTALINK | 07-Sep-21 09:00 | 17-Sep-21 18:00 | 10.38 Days
Continuous |
1201L (520s Bennett - BCH Cranbrook) | components-structure range 383-464 | AB-BC |
MONTANA | 07-Sep-21 09:00 | 17-Sep-21 18:00 | 10.38 Days
Continuous |
MATL (120s Picture Butte - Montana) | align with 1201L outage | AB-MATL |
EPCOR | 13-Sep-21 07:00 | 17-Sep-21 17:00 | 4.42 Days
Continuous |
Lambton TX3 Outage | Breaker fail cutover - 1004039.036685
Substation Manual Disconnect Switches - Lambton LDS5 - 1007183.038109 |
|
ATCO | 13-Sep-21 08:00 | 20-Sep-21 16:00 | 7.33 Days
Continuous |
9L07, 951S 905, 951S 906, 9L07 (951s Thickwood - 2011s Dawes), 951s 905 (951s Thickwood Hills), 951s 906 (951s Thickwood Hills) | Cut in CT/'PT/SCADA circuits to the new RAS relays | |
EPCOR | 20-Sep-21 07:00 | 24-Sep-21 17:00 | 4.42 Days
Continuous |
Lambton LDS6 | Substation Manual Disconnect Switches - Lambton LDS6 | |
ATCO | 20-Sep-21 08:00 | 23-Sep-21 16:00 | 3.33 Days
Continuous |
951S 900BS2, 951S 908, 951S 903, 951S 906 | 951S construction for 9L162 & 9L193 addition
AESO should be notified of any changes to below workplan: Jan 20, 2021 – Feb 20, 2021 Isolation pts: 908B,909A Impact: BKR 908 OOS Scope of work: Demo bus & install 909A & 909B Feb 21, 2021 – Feb 23, 2021 Expand to isolation pts:903B, 906B,908B Impact: BKR 903,BKR 906, 900BS2 OOS Scope of work: Make connections to 909A & 912A |
|
ATCO | 20-Sep-21 08:00 | 08-Nov-21 17:00 | 49.42 Days
Continuous |
9L938, 809S 902T, 9L938 (77s Sagitawah - 809s Louise Creek), 809s 902T (809s Louise Creek) | Louise Creek Rebuild project
2021-09-24 Expand 50617A - New isolation points to be 912A, 910B, 702A, 500D3 Replace breakers' 911, 912, and 707. Add new bus PT 700PT2. Complete wiring for BF, 21A, 21B, and 701C relays. CT ratio changes. Commission apparatus. Relay programming. Commission control, alarms and status. Blocking procedures for BF and Bus protections. |
|
BCH | 20-Sep-21 09:00 | 24-Sep-21 17:00 | 4.33 Days
Continuous |
5L92 (Cranbrook - Selkirk) | insulator replacement | AB-BC |
ATCO | 24-Sep-21 08:00 | 26-Sep-21 16:00 | 2.33 Days
Continuous |
951S 900BS1, 951s 1201T (951s Thickwood Hills), 951s 920C (951s Thickwood) | 951S construction for 240kv expansion - 9L162 & 9L193 addition
Connect 910A to 900BS1 Impact: 900BS1 OOS, BKR 901 OOS, BKR 904 OOS, BKR 907 OOS, 920C OOS |
|
BCH | 27-Sep-21 09:00 | 08-Oct-21 17:00 | 11.33 Days
Continuous |
2L293 (Nelway - Selkirk) | structure replacement | AB-BC |
ATCO | 29-Sep-21 08:00 | 01-Oct-21 16:00 | 2.33 Days
Continuous |
9L59, 9L59 (801s Anderson - 972s Tinchebray) | TransAlta GARDEN PLAIN PROJECT
Line 9LA59 tie-in to Garden Plain Sub |
|
ATCO | 29-Sep-21 08:00 | 01-Oct-21 16:00 | 2.33 Days
Continuous |
801S 903, 801S 902, 9L59, 9L59 (801s Anderson - 972s Tinchebray) | TransAlta GARDEN PLAIN PROJECT
Relay Settings changes |
|
ATCO | 29-Sep-21 08:00 | 01-Oct-21 16:00 | 2.33 Days
Continuous |
972S 901, 972S 902, 9L59, 9L59 (801s Anderson - 972s Tinchebray) | TransAlta GARDEN PLAIN PROJECT
Relay Settings Changes |
|
ATCO | 05-Oct-21 08:00 | 12-Oct-21 16:00 | 7.33 Days
Continuous |
12L44, 12L44 (939s Livock - 951s Thickwood Hills) | Suncor Capacity increase project
Cut in new CT and PT circuit extension to the new RAS relays, T&O Line Terminal Open (LTO) on 1206, 1207, and 12L44D1 @ 939S APL Livock and 1244D1, 1205, 1206, 1201TA, and 901TA @ 951S APL Thickwood. Complete commissioning of RAS relays, end-to-end tests including output to Thickwood RAS |
|
ATCO | 11-Oct-21 08:00 | 18-Oct-21 16:00 | 7.33 Days
Continuous |
9L23, 848S 905, 848S 906, 9L23 (848s Ruth Lake - 977s Salt Creek), 848s 906 (848s Ruth Lake), 848s 905 (848s Ruth Lake) | Cut in new CT and PT circuit extension to the new RAS relays, complete SCADA terminations | |
BCH | 11-Oct-21 09:00 | 05-Nov-21 17:00 | 25.33 Days
Continuous |
2L112 (Boundary - Nelway) | oil containment install | AB-BC |
ALTALINK, Lethbridge | 19-Oct-21 08:00 | 19-Oct-21 13:00 | 5 Hours
Continuous |
667L (146s Lethbridge MacDonald - 370s North Lethbridge), 146s 667 (146s Lethbridge McDonald) | test trip and breaker fail trip | |
ATCO | 25-Oct-21 08:00 | 01-Nov-21 16:00 | 7.33 Days
Continuous |
848S 901T, 848s 901T (848s Ruth Lake) | Complete cut in CT/'PT/SCADAcircuits to the new RAS relays | |
BCH | 25-Oct-21 09:00 | 25-Oct-21 17:00 | 8 Hours
Continuous |
2L113 (B1s Natal - B2s Cranbrook) | conductor repair | AB-BC |
BCH | 25-Oct-21 09:00 | 29-Oct-21 17:00 | 4.33 Days
Continuous |
5L51 (Custer - Ingledow) | insulator replacement | AB-BC |
ALTALINK, Lethbridge | 27-Oct-21 08:00 | 27-Oct-21 16:00 | 8 Hours
Continuous |
667L (146s Lethbridge MacDonald - 370s North Lethbridge), 813L (146s Lethbridge MacDonald - 241s Lethbridge Uplands) | energize new distribution transformer | |
BCH | 01-Nov-21 09:00 | 05-Nov-21 17:00 | 4.33 Days
Continuous |
5L52 (Custer - Ingledow) | insulator replacement | AB-BC |
ATCO, ALTALINK | 02-Nov-21 08:00 | 05-Nov-21 16:00 | 3.33 Days
Continuous |
12L41, 12L41 (510s Sunnybrook - 939s Livock) | Suncor Capacity increase Project
Cut in new CT and PT circuit extension to the new RAS relays, T&O Line Terminal Open (LTO) on 1206, 1207, and 12L41D1 @ 939S APL Livock and @ 510S Sunnybrook (Altalink). Complete commissioning of RAS relays, end-to-end tests including output to Thickwood RAS |
|
ATCO | 08-Nov-21 08:00 | 15-Nov-21 16:00 | 7.33 Days
Continuous |
848S 902T, 848s 902T (848s Ruth Lake) | Cut in new CT and PT circuit extension to the new RAS relays, complete SCADA terminations. | |
ATCO | 15-Nov-21 08:00 | 13-Dec-21 17:00 | 28.38 Days
Continuous |
809S 901T, 809s 901T (809s Louise Creek) | Louise Creek Rebuild project- Replace 900PT1, CT modifications to 906CT, 912CT, and 901T | |
ATCO | 06-Dec-21 08:00 | 13-Dec-21 16:00 | 7.33 Days
Continuous |
9L74, 888S 905, 888S 906, 9L74 (888s Dover - 960s Birchwood Creek), 888s 905 (888s Dover), 888s 906 (888s Dover) | Cut in new CT and PT circuit extension to the new RAS relays, complete SCADA terminations. | |
BCH | 07-Dec-21 09:00 | 23-Dec-21 17:00 | 16.33 Days
Continuous |
1L274 (B1s BCH Natal - 1D1L274) | structure refurbishment | AB-BC |
ATCO | 14-Dec-21 08:00 | 21-Dec-21 15:00 | 7.29 Days
Continuous |
7L40, 7L40 (733s Simonette - 813s Little Smoky) | 53455 MD Greenview Load Project
Install and commission new 144kV switches 7L40D? and 7L40D? at T-tap location. Connect 7L40 to 7LA40D2. |
|
ATCO | 17-Jan-22 08:00 | 24-Jan-22 16:00 | 7.33 Days
Continuous |
9L84, 934S 905, 934S 906, 9L84 (934s Black Fly - 977s Salt Creek), 934s 905 (934s Blackfly), 934s 906 (934s Blackfly) | Cut in new CT and PT circuit extension to the new RAS relays, complete SCADA terminations. | |
ATCO, CNRL | 27-Jan-22 08:00 | 07-Feb-22 17:00 | 11.38 Days
Continuous |
75-PLH-902, 75-PLH-902 (838s Horizon Mining - 849s Joslyn) | ATCO 9L32-9L66 CNRL- Horizon Project
Disconnect existing 75-PLH-902 from Horizon substation 75 Connect new bus Horizon substation 75 (former 75-PLH-902 bay)to new 838S-900BS1 Reroute and connect 9L137 (former 75-PLH-902) to new 838S and energize Commission 87L/900BS1 protection, end-to-end testing Upgrade 21B/9L137 line protection @ 849S Joslyn Commission line protection, SCADA and end-to-end testing, BF/DTT to 838S |
|
ATCO, CNRL | 08-Feb-22 08:00 | 19-Feb-22 17:00 | 11.38 Days
Continuous |
75-PLH-901, 75-PLH-901 (838s Horizon Mining - 849s Joslyn) | ATCO 9L32-9L66 CNRL- Horizon Project
Disconnect existing 75-PLH-901 from Horizon substation 75 Connect new bus Horizon substation 75 (former 75-PLH-901 bay) to new 838S-900BS2 Reroute and connect 9L155 (former 75-PLH-901) to new 838S and energize Commission 87L/900BS1 protection, end-to-end testing Upgrade 21B/9L155 line protection @ 849S Joslyn Commission line protection, SCADA and end-to-end testing, BF/DTT to 838S |
|
ATCO, ALTALINK | 14-Feb-22 08:00 | 14-Feb-22 18:00 | 10 Hours
Continuous |
7L65, 7L77, 7L77 (395s North Holden - 709s Vegreville), 7L65 (709s Vegreville - 710s Vermilion) | String over 7L65 and 7L77 | |
ATCO | 20-Feb-22 08:00 | 23-Feb-22 17:00 | 3.38 Days
Continuous |
9L66, 9L66 (847s Muskeg River - 849s Joslyn Creek) | ATCO 9L32-9L66 CNRL- Horizon Project
Disconnect existing line 9L66 at tap point and connect new line segment to 838S Horizon Expansion Disconnect existing 9L66 from Joslyn 849S Commissioning upgrade - relay settings @ 847S |
|
ATCO | 24-Feb-22 08:00 | 27-Feb-22 17:00 | 3.38 Days
Continuous |
9L32, 9L32 (849s Joslyn Creek - 2005s Secord) | ATCO 9L32-9L66 CNRL- Horizon Project
Disconnect existing line 9L32 at tap point and connect new line segment to 838S Horizon Expansion Disconnect existing 9L32 from Joslyn 849S Commissioning upgrade - relay settings @ 2005S |
|
ATCO | 01-Mar-22 08:00 | 03-Mar-22 17:00 | 2.38 Days
Continuous |
9L46, 9L46 (932s Pemukan - 959s Lanfine) | Sharp Hills Wind Farm Project
Outage for structure foundations work directly under 9L46 |
|
ATCO | 14-Mar-22 08:00 | 15-Mar-22 17:00 | 1.38 Days
Continuous |
766S 901T, 766s 901T (766s Nevis) | Sharp Hills Wind Farm Project
Installation of new RAS panel at 766S Nevis |
|
ALTALINK | 17-Mar-22 07:00 | 22-Mar-22 18:00 | 5.46 Days
Continuous |
1036L (356s - 554s) GOI, 1036L (356s Milo - 554s Travers) | GOI Required for installation of Phase Raiser assemblies on structure 28 and 29 and Interphase spacers on spans 27 to 30. | |
ATCO, ALTALINK | 22-Mar-22 07:00 | 22-Mar-22 17:00 | 10 Hours
Continuous |
7L77, 7L77 (395s North Holden - 709s Vegreville) | 7L65 Rebuild Project | |
ATCO | 09-Apr-22 08:00 | 15-Apr-22 17:00 | 6.38 Days
Continuous |
9L46, 9L46 (932s Pemukan - 959s Lanfine) | Sharp Hills Wind Farm Project
Outage for Line termination to 363S Sedalia on 9L46 |
|
ATCO | 15-Jun-22 07:00 | 28-Jul-22 17:00 | 43.42 Days
Continuous |
972S 900BS2, 9L16, 9L16 (755s Cordel - 972s Tinchebray), 972s Tinchebray 240kV Bus 900BS2 | Outage on 907B and 908A for the installation and commissioning of 907 and 907CT | |
ATCO | 29-Jun-22 07:00 | 01-Jul-22 17:00 | 2.42 Days
Continuous |
766S 701, 766S 901T, 766s 901T (766s Nevis), 766s 701 (766s Nevis) | RAS modifications for the Pattern Lanfine WAGF project | |
ATCO | 12-Jul-22 07:00 | 16-Jul-22 17:00 | 4.42 Days
Continuous |
7L224, 774S 701, 7L224 (650s Hansman Lake - 774s Monitor), 774s 701 (774s Monitor) | RAS modifications for the Pattern Lanfine WAGF project | |
ATCO | 27-Jul-22 07:00 | 28-Jul-22 17:00 | 1.42 Days
Continuous |
972S 900BS2, 9L16, 9L16 (755s Cordel - 972s Tinchebray), 972s Tinchebray 240kV Bus 900BS2 | Outage on 9L16 to cut the line over to the new bay | |
ATCO | 27-Jul-22 07:00 | 31-Jul-22 17:00 | 4.42 Days
Continuous |
7L760, 767S 702, 7L760 (767s Oyen - 7L760D2), 767s 702 (767s Oyen) | RAS modifications for the Pattern Lanfine WAGF project | |
ATCO | 29-Jul-22 07:00 | 03-Aug-22 17:00 | 5.42 Days
Continuous |
9L177 | Installing new 240Kv Bay (connect 907B to BUS 1) for 620S Goldeye substation connection | |
ATCO | 05-Sep-22 08:00 | 30-Sep-22 16:00 | 25.33 Days
Continuous |
972S 900BS2, 972s Tinchebray 240kV Bus 900BS2 | CETO project | |
ATCO | 22-Oct-22 07:00 | 02-Nov-22 17:00 | 11.42 Days
Continuous |
7L129, 7L129 (710s Vermilion - 918s Bauer) | Re stringing conductor | |
ATCO | 15-Dec-22 07:00 | 23-Dec-22 17:00 | 8.42 Days
Continuous |
730S 702, 730S 704, 730s 702 (730s Rycroft), 7L73 (730s Rycroft - 829s Boucher Creek), 730s 704 (730s Rycroft) | SVC addition and 144 kv bus rebuild. |
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: | 2021-01-20 2:15:42 PM |
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 |