Alberta Electric System Operator
System Co-ordination Plan
2018-10-18 to 2018-10-26
Approved Outages

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From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
16-Apr-18 07:00 15-Dec-18 17:00 EPCOR TE 803S Lambton substation automation upgrade 243.46 Days
Daily		  
16-Apr-18 07:00 15-Dec-18 17:00 EPCOR TE 803s Lambton RTU/SCADA substation automation upgrade 243.46 Days
Daily		  
09-May-18 11:30 28-Feb-19 17:00 ALTALINK Outage 902L (19s Wabamun - 310p Sundance) emergency safety requirement 295.27 Days
Continuous		  
07-Jun-18 08:00 15-Nov-18 08:00 ENMAX Outage 1.81L (ENMAX 20 - ENMAX 1) 1.80L/1.81L cable replacement project 161.04 Days
Continuous		  
12-Aug-18 09:00 21-Oct-18 16:00 BCH Outage 5L71 (Mica Creek - Nicola) switchgear roof replacement 70.29 Days
Continuous		 AB-BC
15-Aug-18 09:00 21-Oct-18 16:00 ALTALINK IO 5L71 (NIC-MCA) OOS - BCH - Info only MCA switchgear roof replacement - BC Hydro 67.29 Days
Continuous		  
27-Aug-18 07:00 30-Nov-18 17:00 EPCOR TE Woodcroft substation automation upgrade 95.46 Days
Daily		  
04-Sep-18 07:00 26-Oct-18 17:00 EPCOR Outage 816s T1 (816s Petrolia) tap changer & bushing replacements 52.42 Days
Continuous		  
07-Sep-18 07:00 22-Nov-18 17:00 ATCO Outage 783s 701T (783s Cadotte River),783S Cadotte River replace 701TD and 701T 76.46 Days
Continuous		  
10-Sep-18 08:00 22-Oct-18 18:00 ALTALINK Outage 62s 11 (62s Brazeau) annual maintenance 42.42 Days
Continuous		  
10-Sep-18 08:00 31-Oct-18 17:00 ALTALINK TE 268S Whitecourt protection outages as part of station rebuild 51.38 Days
Daily		  
17-Sep-18 10:00 16-Nov-18 15:00 ATCO Outage 735s 602 (735s Swan River),6L57 (735s Swan River - 727s Kinuso) breaker replacement

and commission		 60.25 Days
Continuous		  
18-Sep-18 08:00 15-Dec-18 17:00 ALTALINK, EPCOR TE 920L (71s Lamoureux - 557s Castle Downs) performing settings updates 88.42 Days
Daily		  
18-Sep-18 08:00 15-Dec-18 17:00 ALTALINK, EPCOR TE 1045L (310p Sundance - 320p Keephills - 805s Jasper) performing settings updates 88.42 Days
Daily		  
18-Sep-18 18:00 31-Mar-19 18:00 ALTALINK Outage 221s T3 (221s Sunken Lake) transformer removal 194 Days
Continuous		  
19-Sep-18 17:01 29-Oct-18 17:00 ALTALINK Outage 945S Sunshine Village station upgrade - 69kV bus rebuild and addition of hybrid breakers 40 Days
Continuous		  
21-Sep-18 08:00 25-Oct-18 17:00 ATCO IO 743s 601 (743s Sarah Lake) close N.O. breaker, 268s work 34.38 Days
Continuous		  
21-Sep-18 16:30 19-Oct-18 10:00 ALTALINK IO 323S Whitecourt Power 138 kV bus out of service 27.73 Days
Continuous		  
21-Sep-18 16:30 25-Oct-18 08:00 ALTALINK Outage 268s T1 (268s Whitecourt),268s T3 (268s Whitecourt),797L (364s Whitecourt industrial - 268s Whitecourt),199L (268s Whitecourt - 199L187B) complete replacement of 138 kV equipment and protections 33.65 Days
Continuous		  
24-Sep-18 07:00 26-Oct-18 17:00 EPCOR Outage 72CH11 (Hardisty - 987s Clover Bar) pothead rebuild 32.42 Days
Continuous		  
24-Sep-18 08:00 28-Feb-19 15:00 ATCO TE 709s Vegreville RTU/SCADA new RTU download and test 157.33 Days
Continuous		  
25-Sep-18 08:00 30-Nov-18 17:00 EPCOR TE 511s Victoria T1 (511s Victoria),511s Victoria T2 (511s Victoria) update relay settings 66.42 Days
Continuous		  
28-Sep-18 07:00 25-Oct-18 17:00 EPCOR Outage 330P Genesee maintenance 27.42 Days
Continuous		  
03-Oct-18 07:00 29-Oct-18 08:00 ALTALINK, EPCOR RB 1238L (510s Sunnybrook - 330p Genesee) 510s2852 will be removed from service for a new 500kV breaker and associated equipment addition 26.04 Days
Continuous		  
04-Oct-18 09:00 31-Mar-19 20:00 Syncrude Outage Mildred T3 (Syncrude Mildred Lake) damaged transformer repairs 178.46 Days
Continuous		  
04-Oct-18 13:24 31-Oct-18 20:00 ALTALINK RB 100L (895s Suffield - 498s Tilley) safety issue due to underbuild 27.28 Days
Continuous		  
05-Oct-18 08:00 19-Oct-18 16:00 EPCOR Outage Rossdale C2 (Rossdale) forced outage 14.33 Days
Continuous		  
08-Oct-18 09:00 31-Oct-18 16:00 Syncrude Outage Mildred_T14 (Syncrude Mildred Lake) maintenance 23.29 Days
Continuous		  
09-Oct-18 06:30 18-Oct-18 18:00 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 9.48 Days
Daily		  
09-Oct-18 07:00 19-Oct-18 17:00 ATCO Outage 853S 501VR,7L82 (855s Hamburg - 853s Ring Creek),853s 701T (853s Ring Creek),853s Ring Creek 144kV Bus 700BS1 protection upgrade, replace 501VRX - 853S Ring Creek Protection Upgrade Project 10.42 Days
Continuous		  
09-Oct-18 08:00 19-Oct-18 16:00 ATCO TE 853s 701T (853s Ring Creek),7L82 (855s Hamburg - 853s Ring Creek),853s Ring Creek 144kV Bus 853s protection work: 701T, 7L82, 144 kV bus 10.33 Days
Continuous		  
09-Oct-18 09:00 19-Oct-18 19:00 ALTALINK Outage 29S Cascade 13.8KV bus outage 10.42 Days
Continuous		  
10-Oct-18 07:00 25-Oct-18 18:00 ALTALINK, EPCOR RB 1043L (320p Keephills - 367s Harry Smith) erecting new structure in proximity of 1043L35, part of the Fort Mac project 15.46 Days
Daily		  
10-Oct-18 07:00 26-Oct-18 18:00 ALTALINK TE 510s Sunnybrook RTU/SCADA removal of supervisory trip and close relays to prevent accidental operation 16.46 Days
Daily		  
10-Oct-18 08:00 18-Oct-18 17:00 ALTALINK RB 887L (48s Pocaterra - BCH Britt Creek) BC Hydro request 8.38 Days
Continuous		  
10-Oct-18 09:30 18-Oct-18 13:00 ALTALINK Outage 370s T4 (370s North Lethbridge) A and B protection move to new building 8.15 Days
Continuous		  
11-Oct-18 07:00 26-Oct-18 18:00 ALTALINK Outage 551L (945s Sunshine Village - 953s Lake Louise) energize/de-energize bypass line between Str365 and Str379 to rebuild of 551L 15.46 Days
Continuous		  
11-Oct-18 17:31 30-Oct-18 12:00 ALTALINK Outage 890L (58s Edson - 207s Pinedale),207S T2 (207S Pinedale),138 kV BUS 2 (207S Pinedale) relocate 890L from 138kV bus 1 to 138kV bus 2 18.77 Days
Continuous		  
13-Oct-18 07:00 26-Oct-18 18:00 ALTALINK TE 510S Sunnybrook removal of 510s T1/T2 'A' protection and selected breaker fails 13.46 Days
Daily		  
15-Oct-18 07:00 18-Oct-18 18:00 ATCO Outage 7L51 (927s Buchanan Creek - A793s West Peace River) line maintenance 3.46 Days
Continuous		  
15-Oct-18 07:15 02-Dec-18 17:45 ALTALINK Outage 225L (229s Glenwood - 385s Spring Coulee) rebuild (Str 514-611) 48.48 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1203 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1202 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1204 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1201 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1209 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1208 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1206 (2029s Heathfield) relay firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 07:15 18-Oct-18 15:00 ATCO TE 2029s 1205 (2029s Heathfield) realy firmware upgrade 3.32 Days
Continuous		  
15-Oct-18 08:00 18-Oct-18 16:00 ATCO Outage 6L12 (775s Sullivan Lake - 6L25 tap) change arm insulators fiberglass to wood 3.33 Days
Continuous		  
15-Oct-18 08:00 18-Oct-18 16:00 ATCO Outage 7L84 (722s Crystal Lake - 749s Flyingshot Lake) crossarm changes 3.33 Days
Continuous		  
15-Oct-18 08:00 18-Oct-18 17:00 ATCO RB 9L20 (766s Nevis - 755s Cordel) changing insulators/dampers/wire 3.38 Days
Continuous		  
15-Oct-18 08:00 25-Oct-18 16:00 ENMAX Outage 38.1TR (ENMAX 38) bushing replacement, fix leaking pipe 10.33 Days
Continuous		  
15-Oct-18 08:00 18-Oct-18 16:00 ENMAX TE 1.82L (ENMAX 1 - ENMAX 5) settings upgrade for B protection 3.33 Days
Continuous		  
15-Oct-18 08:00 19-Oct-18 16:00 ENMAX TE ENMAX 20,ENMAX 20 RTU/SCADA test 138 kV analog inputs to RTU 4.33 Days
Daily		  
15-Oct-18 08:00 19-Oct-18 16:00 ENMAX TE ENMAX 34 RTU/SCADA,ENMAX 34 test 69 kV analog inputs 4.33 Days
Daily		  
15-Oct-18 08:30 19-Oct-18 17:30 ALTALINK RB 778L (217s North Red Deer - 87s Gaetz) splice OPGW on structures 12 and 50 4.38 Days
Daily		  
15-Oct-18 08:30 19-Oct-18 17:30 ALTALINK RB 768L (217s North Red Deer - 209s Timberlands) splice OPGW on structures 12 and 50 4.38 Days
Daily		  
15-Oct-18 09:00 25-Oct-18 17:00 ALTALINK IO AAL T3 OOS - BCH - Info only BCH Work 10.33 Days
Continuous		  
15-Oct-18 09:00 18-Oct-18 17:30 ALTALINK TE 207s Pinedale RTU/SCADA update SCADA and HMI 3.35 Days
Daily		  
15-Oct-18 09:30 09-Nov-18 17:30 ALTALINK, Lethbridge RB 725L (674s Lethbridge Bowron - 15s Fort MacLeod) safety requirement 25.38 Days
Daily		  
15-Oct-18 10:00 18-Oct-18 18:00 ALTALINK Outage 65s T1 (65s High River),13L/158L (65s High River - 392s Black Diamond) replace bushings and install bird cover, 65s24 switch repairs 3.33 Days
Continuous		  
15-Oct-18 10:00 26-Oct-18 16:00 ATCO Outage 706s 701T (706s Irish Creek) differential relay replacement 11.25 Days
Continuous		  
15-Oct-18 10:00 19-Oct-18 17:00 ATCO Outage 722s 701T (722s Crystal Lake) tap changer maintenance 4.29 Days
Continuous		  
15-Oct-18 10:30 25-Oct-18 15:00 ALTALINK Outage 901L (63s Red Deer - 74s Janet),64s T2 (64s East Crossfield),901AL (64s East Crossfield - 901L tap) replace 64s901 breaker to SF6 type 10.19 Days
Continuous		  
15-Oct-18 11:30 18-Oct-18 17:30 ALTALINK Outage 171s T2 (171s Redwater) bushing replacement 3.25 Days
Continuous		  
15-Oct-18 12:00 19-Oct-18 10:00 ALTALINK Outage 3L (42s Sarcee - 272s Springbank) move mobile onto site (3L required due to proximity) and create open point 'E" 3.92 Days
Continuous		 AB-BC
15-Oct-18 12:00 19-Oct-18 18:00 ALTALINK Outage 914L (289s Saunders Lake - 86s Bigstone) component replacements 4.25 Days
Continuous		  
15-Oct-18 13:00 19-Oct-18 17:00 ALTALINK RB 910L (289s Saunders Lake - 288s Wolf Creek) safety requirement 4.17 Days
Daily		  
16-Oct-18 07:00 19-Oct-18 17:00 ATCO IO 853S Ring Creek protection upgrade on 853S 501TD2 3.42 Days
Continuous		  
16-Oct-18 09:00 19-Oct-18 17:00 BCH Outage 5L52 (Ingledow - Custer) ING 5CB12 inspection 3.33 Days
Continuous		 AB-BC
17-Oct-18 08:00 19-Oct-18 16:00 ENMAX Outage ENMAX 65 B240-D134 (ENMAX 65) remediate bird mess inside insulating blankets 2.33 Days
Continuous		  
17-Oct-18 09:00 18-Oct-18 16:30 ALTALINK TE 276s T1 (276s Union Carbide Prentiss),276s T2 (276s Union Carbide Prentiss),276s T3 (276s Union Carbide Prentiss) relay maintenance 31.5 Hours
Continuous		  
17-Oct-18 09:30 18-Oct-18 13:30 ALTALINK Outage 72s C2 (72s Leismer),72s 3052 (72s Leismer) 72s3052 tank heater failing 28 Hours
Continuous		  
18-Oct-18 07:00 26-Oct-18 19:00 ALTALINK RB 913L (69s North Barrhead - 338s Cherhill) safety requirement 8.5 Days
Daily		  
18-Oct-18 07:15 18-Oct-18 10:45 ALTALINK, Lethbridge Outage 725L (674s Lethbridge Bowron - 15s Fort MacLeod) create open point 'z' (str103) 3.5 Hours
Daily		  
18-Oct-18 07:30 18-Oct-18 11:00 ALTALINK Outage 770L (254s Coaldale - 370s North Lethbridge),370s 770E (370s North Lethbridge) trip test from new T4 A & B protections 3.5 Hours
Daily		  
18-Oct-18 08:00 18-Oct-18 17:00 ATCO IO AltaLink AltaLink General Communication Work AltaLink notice of telecom work 9 Hours
Continuous		  
18-Oct-18 08:00 19-Oct-18 16:00 ENMAX RB 11.82L (ENMAX 14 - ENMAX 11) tree trimming 1.33 Days
Daily		  
18-Oct-18 08:00 18-Oct-18 12:00 ALTALINK TE 434s Stony Plain RTU/SCADA new supervisory configuration will be downloaded 4 Hours
Daily		  
18-Oct-18 08:00 19-Oct-18 17:00 SUNCOR Outage 635PT-1003 (635EDD-1000) repair oil leaks 1.38 Days
Continuous		  
18-Oct-18 08:00 18-Oct-18 18:00 ENMAX Outage 162s 138-RB85 (162s Beddington),162.3TR (ENMAX 162 Beddington),162s 138-RB86 (162s Beddington) fall substation washing and oil sampling 10 Hours
Continuous		  
18-Oct-18 08:30 22-Oct-18 16:00 ENMAX Outage 1.6TR (ENMAX 1) NGR installation 4.31 Days
Continuous		  
18-Oct-18 08:30 18-Oct-18 16:30 ALTALINK TE 538s Buford RTU/SCADA correct reported SCADA deficiencies, correct HMI issues and change baud rate 8 Hours
Daily		  
18-Oct-18 09:00 18-Oct-18 16:00 ALTALINK TE AltaLink Radio Tower upgrading 356s MPLS nodes A and B 7 Hours
Daily		  
18-Oct-18 09:00 19-Oct-18 16:00 ATCO RB 7L32 (811s Clairmont Lake - 862s South Bezanson) high load move 31 Hours
Continuous		  
18-Oct-18 09:00 18-Oct-18 12:00 ALTALINK Outage 897L (38s East Edmonton - 45s Bretona) correct cycling alarm condition on radio link 45s-9038R which in turn is causing the HMI to build a buffer, also upgrade the MPLS nodes to newer firmware version 3 Hours
Daily		  
18-Oct-18 09:00 18-Oct-18 12:00 ALTALINK TE 45s Bretona RTU/SCADA radio repair 45s to 9038R and 9238R 3 Hours
Daily		  
18-Oct-18 09:00 18-Oct-18 16:00 ALTALINK TE 256S Harmattan relay maintenance 7 Hours
Daily		  
18-Oct-18 10:00 18-Oct-18 14:00 ENMAX TE 37.81L (ENMAX 38 - ENMAX 37),38.83L (ENMAX 39 - ENMAX 38) optical fiber ring stage 4 re-configuration 4 Hours
Continuous		  
18-Oct-18 10:00 18-Oct-18 16:00 ALTALINK Outage 157s T1 (157s Lac La Biche) install bird cover 6 Hours
Daily		  
18-Oct-18 10:46 22-Oct-18 07:44 AESO Outage 725L (674s Lethbridge Bowron - Open Point 'Z') component replacement 3.87 Days
Continuous		  
18-Oct-18 12:00 18-Oct-18 16:00 ALTALINK TE 305S Acheson supervisory switch will be moved to "Local" while the 305s Acheson HMI will be out of service 4 Hours
Daily		  
18-Oct-18 12:30 25-Oct-18 17:30 ALTALINK Outage 370s T4 (370s North Lethbridge),370s 2552 (370s North Lethbridge) T4 ‘A’ and ‘B’ protection move to new building 7.21 Days
Continuous		  
18-Oct-18 13:00 18-Oct-18 16:30 ALTALINK TE 71S Lamoureux relay maintenance 3.5 Hours
Daily		  
18-Oct-18 13:00 18-Oct-18 16:30 ALTALINK TE 681L (377s Hardisty - 478s Tucuman) replace batteries on 681L differential protection at both ends 3.5 Hours
Daily		  
19-Oct-18 06:30 26-Oct-18 19:30 ALTALINK RB 905L (19s Wabamun - 37s North Calder) safety requirement 7.54 Days
Daily		  
19-Oct-18 06:30 26-Oct-18 19:30 ALTALINK RB 123L (19s Wabamun - 352s Onoway) safety requirement 7.54 Days
Daily		  
19-Oct-18 07:00 19-Oct-18 12:00 ATCO RB 7L34 (886s Updike - 815s Goodfare) tap up mobile for 886S 701T outage 5 Hours
Continuous		  
19-Oct-18 08:00 19-Oct-18 16:00 ENMAX Outage 12.2TR (ENMAX 12) gas relay testing, check reversing switch, oil sampling 8 Hours
Continuous		  
19-Oct-18 10:30 19-Oct-18 12:30 ALTALINK Outage 3L (42s Sarcee - 272s Springbank) connect 470s mobile to 3L 2 Hours
Daily		 AB-BC
19-Oct-18 15:00 26-Oct-18 09:00 ALTALINK Outage 272S Spring Bank,3L (272s Springbank - 3L147) replacements / maintenance 6.75 Days
Continuous		 AB-BC
20-Oct-18 07:31 20-Oct-18 16:30 ALTALINK IO 11.82L Enmax - Info 14B138-11.82L HV breaker maintenance 8.98 Hours
Continuous		  
20-Oct-18 08:00 20-Oct-18 16:00 ENMAX Outage 11.82L (ENMAX 14 - ENMAX 11) 14B138-11.82L HV breaker maintenance 8 Hours
Continuous		  
20-Oct-18 08:00 20-Oct-18 18:00 ENMAX Outage 40.81L (ENMAX 40 - ENMAX 41),41.84L (ENMAX 54 - ENMAX 41),41.1TR (ENMAX 41) fall substation washing 10 Hours
Continuous		  
20-Oct-18 09:00 30-Oct-18 19:00 ALTALINK Outage 29S Cascade 13.8 kV bus outage for breaker retrofits 10.42 Days
Continuous		  
20-Oct-18 23:00 03-Nov-18 07:00 ENMAX Outage 1.80L (ENMAX 28 - ENMAX 1) expedite work within 1.80/1.81 pothead yard 13.33 Days
Daily		  
21-Oct-18 07:00 25-Oct-18 17:00 EPCOR Outage 330p 1207 (330p Genesee),330p 1208 (330p Genesee) customer outage 4.42 Days
Continuous		  
21-Oct-18 07:00 30-Oct-18 19:00 ALTALINK RB 896L (19s Wabamun - 432s Carvel) P1655: stringing above and along 896L between 896L58 and 896L61 9.5 Days
Daily		  
21-Oct-18 08:30 21-Oct-18 12:00 ENMAX Outage 27.2TR (ENMAX 27),13.60L (ENMAX 27 - ENMAX 13) fall substation washing 3.5 Hours
Continuous		  
21-Oct-18 12:00 21-Oct-18 18:00 ENMAX Outage 16.61L (ENMAX 16 - ENMAX 27),27.1TR (ENMAX 27) fall substation washing and check reversing SW 6 Hours
Continuous		  
21-Oct-18 15:00 11-Nov-18 14:00 BCH Outage 5L72 (Mica Creek - Nicola) switchgear roof replacement 21 Days
Continuous		 AB-BC
22-Oct-18 07:00 26-Oct-18 17:00 ATCO Outage 886s 701T (886s Updike) protection upgrade 4.42 Days
Continuous		  
22-Oct-18 07:00 22-Oct-18 17:30 ATCO RB 7L92 (819s Whitby Lake - 709s Vegreville) tap up mobile 835s 10.5 Hours
Continuous		  
22-Oct-18 07:00 27-Oct-18 17:00 EPCOR Outage Meadowlark T1 (Meadowlark),72JM18 (805s Jasper - Meadowlark) disconnect replacement 5.42 Days
Continuous		  
22-Oct-18 07:00 25-Oct-18 18:00 ATCO Outage 7L51 (788s Hotchkiss - A793s West Peace River) Line Maint. 3.46 Days
Continuous		  
22-Oct-18 07:00 02-Nov-18 17:00 EPCOR Outage Tx1 @ Woodcroft S/S,72JW19 (805s Jasper - Woodcroft) cutover of new transformer protection 11.42 Days
Continuous		  
22-Oct-18 07:00 25-Oct-18 15:00 ATCO TE 2029s Heathfield 500kV Bus 1200BS1 relay firmware upgrade:10B00+R11-F871 & 87 A 3.33 Days
Continuous		  
22-Oct-18 07:00 25-Oct-18 15:00 ATCO TE 2029s T11 (2029s Heathfield) T11 87 differential protection firmware upgrade 3.33 Days
Continuous		  
22-Oct-18 07:00 25-Oct-18 15:00 ATCO TE 2029s Heathfield 500kV Bus 1200BS2 relay firmware upgrade:10B00+R12-F871 & 87 A 3.33 Days
Continuous		  
22-Oct-18 07:00 01-Nov-18 17:00 ATCO Outage 853s 702T (853s Ring Creek),7L113 (853s Ring Creek - 930s Arcenciel),853s Ring Creek 144kV Bus 700BS2 Protection upgrade, replace 502VRX 10.42 Days
Continuous		  
22-Oct-18 07:30 26-Oct-18 17:00 ALTALINK TE 15s Fort Macleod RTU/SCADA update SCADA and HMI 4.4 Days
Daily		  
22-Oct-18 07:30 22-Oct-18 18:30 ALTALINK IO 9.80L Enmax - Info fall substation washing 11 Hours
Daily		  
22-Oct-18 07:45 22-Oct-18 13:15 ALTALINK Outage 725L (15s - L674s - 725BL54) GOI Close Open Point 'Z' and Create Open Point 'Y' (Str102) 5.5 Hours
Daily		  
22-Oct-18 08:00 25-Oct-18 16:00 ATCO Outage 6L12 (775s Sullivan Lake - 6L25 tap) change arms insulators fiberglass to wood 3.33 Days
Continuous		  
22-Oct-18 08:00 30-Oct-18 16:00 ATCO TE 7L113 (853s Ring Creek - 930s Arcenciel),853s 702T (853s Ring Creek) 853s: blocking 702T protection, work on 7L113 protection relay 8.33 Days
Continuous		  
22-Oct-18 08:00 25-Oct-18 17:00 ALTALINK TE 275S Jenner CT work from new 275s46 breaker 3.38 Days
Daily		  
22-Oct-18 08:00 23-Oct-18 17:00 ATCO RB 9L99 (807s Sheerness - 801s Anderson) changing insulators/dampers/wire 1.38 Days
Continuous		  
22-Oct-18 08:00 26-Oct-18 16:00 ENMAX TE ENMAX 25 RAS scheme settings upgrade 4.33 Days
Daily		  
22-Oct-18 08:00 26-Oct-18 16:00 ATCO TE 706s Irish Creek RTU/SCADA download RTU & update HMI program 4.33 Days
Continuous		  
22-Oct-18 08:00 22-Oct-18 18:00 ENMAX Outage 9.1TR (ENMAX 9),9.80L (ENMAX 31 - ENMAX 9) fall substation washing 10 Hours
Continuous		  
22-Oct-18 08:00 22-Oct-18 16:00 ENMAX RB 16.61L (ENMAX 16 - ENMAX 27) tree trimming 8 Hours
Continuous		  
22-Oct-18 08:00 23-Oct-18 16:00 ATCO TE 7L34 (886s Updike - 815s Goodfare) 815S 7L34 21B SPS: wiring and setting changes
to add 702,703,704 status to 21B		 1.33 Days
Continuous		  
22-Oct-18 08:00 25-Oct-18 16:00 ENMAX Outage 33.84L (ENMAX 43 - ENMAX 33) contractor hydrovacing near line 3.33 Days
Continuous		  
22-Oct-18 08:00 25-Oct-18 16:00 ENMAX Outage 32.3TR (ENMAX 32) HICO transformer tap changer re-plumb and check reversing switch 3.33 Days
Continuous		  
22-Oct-18 08:00 01-Nov-18 17:00 ALTALINK TE 370S North Lethbridge trip testing/breaker fail initiate 10.38 Days
Daily		  
22-Oct-18 08:00 22-Oct-18 16:00 ATCO TE 873S RTU Upgrades & Changes,Vegreville_T(SCC)-Telecom,724S RTU Upgrades & Changes,Big Valley_S-Telecom Updating interface for remote scada circuits.
SCADA outages for 10 mins at Hines, Marion, and Big Valley simultaneously.		 8 Hours
Continuous		  
22-Oct-18 08:30 25-Oct-18 16:00 SUNCOR TE SUNCOR ICCP Outage patch updates 3.31 Days
Continuous		  
22-Oct-18 09:00 25-Oct-18 17:30 ALTALINK TE 207s Pinedale RTU/SCADA update SCADA and HMI 3.35 Days
Daily		  
22-Oct-18 09:00 02-Nov-18 17:00 ALTALINK RB 887L (48s Pocaterra - BCH Britt Creek) BC Hydro request 11.33 Days
Daily		  
22-Oct-18 09:00 23-Oct-18 16:30 ALTALINK TE 191S N.W.Cardiff change protection settings and perform maintenance 31.5 Hours
Daily		  
22-Oct-18 09:30 26-Oct-18 12:45 ALTALINK Outage T2 & 25kV Bus 2 Advice,15s 138kV Bus 2 Move 15s 138kV Bus 2, T2 & 25kV Bus 2 from CI to GOI, Close Open Points "A", "B" "C", Relocate VT9 from existing 725L to new 725L bay, trip testing 4.14 Days
Continuous		  
22-Oct-18 10:00 23-Oct-18 17:00 ATCO Outage 959s 904 (959s Lanfine) CT ratio change and associated relay changes 31 Hours
Continuous		  
22-Oct-18 10:00 02-Nov-18 16:00 ALTALINK TE 253s Blackie RTU/SCADA Supervisory outage Oct 22 to Nov 2, Note that the station is de-energized during this time. Required for 253s Analog to Digital Station Conversion project 11.25 Days
Continuous		  
22-Oct-18 10:00 02-Nov-18 18:00 ALTALINK IO 535s Telecom Trenching in a new fiber between the east and west substation buildings.Utilicom will be on site documenting and updating site fiber drawing to bring up to date.No System visibility will be lost and no circuits are to be taken out of service. 11.33 Days
Continuous		  
22-Oct-18 10:15 25-Oct-18 17:00 ALTALINK TE 253s Telecom - Info telecom work 3.28 Days
Continuous		  
22-Oct-18 10:15 02-Nov-18 17:45 ALTALINK Outage 876L (179s Gleichen - 253s Blackie),753L (65s High River - 253s Blackie),851L (525s Carseland - 253s Blackie),253S Blackie,253s C1 (253s Blackie) convert analog station to digital project 11.31 Days
Continuous		  
22-Oct-18 11:30 22-Oct-18 16:30 ALTALINK TE 320p - Relays Techs to perform standard relay maintenance on the following: S3452 25SC/3452 M0359 (320p3452), S3152 25SC/3152 M0359 (320p3152), S3052 25SC/3052 M0359 (320p3052), S2952 25SC/2952 M0359 (320p2952). NOTE: Sync check protections will be OOS while testing for approx. 2hrs./each - No Redundancy. 5 Hours
Daily		  
22-Oct-18 11:30 22-Oct-18 16:30 ALTALINK TE 293s - Relays Techs to disable 736L A87/L1 URL90 before investigating comm IED Trouble on 736L A87/21/67/L29 URL90 at 38s. Redundant protection will be in place while work is being performed, unless otherwise stated. 5 Hours
Daily		  
22-Oct-18 11:30 22-Oct-18 16:30 ALTALINK TE 38s - Relays Techs to investigate/correct comm failure issue (IED Trouble) on: 736L A87/21/67/L29 URL90. Redundant protection will be in place while work is being performed, unless otherwise stated. Techs are required to disable protection (736L A87/L1 URL90) at the other end of 736L at 293s. 5 Hours
Daily		  
22-Oct-18 11:30 22-Oct-18 16:30 ALTALINK TE 37s - Relays Techs to perform standard relay maintenance on: RYAAH 179 747L (recloser relay). Recloser will be OOS while testing for approx. 2hrs. - No redundancy. 5 Hours
Daily		  
22-Oct-18 12:00 26-Oct-18 18:00 ALTALINK Outage 914L (86s Bigstone - 87s Gaetz) component replacements between structures #144 - 391 4.25 Days
Continuous		  
22-Oct-18 12:30 22-Oct-18 17:30 ALTALINK Outage 89s 252 (89s Ellerslie) 889s252 low gas south pole 5 Hours
Daily		  
22-Oct-18 12:30 26-Oct-18 12:00 ALTALINK Outage 725L (15s - Open Point 'Y') Advice Disconnect 725L & VT3 from 138KV Bus and relocate to new High Bay north of substation, and AML Lines Component replacements (Str 1- 102) 3.98 Days
Continuous		  
22-Oct-18 13:00 23-Oct-18 08:30 ALTALINK Outage 285s T1 (285s East Camrose),730L (285s East Camrose - 730L62),285s East Camrose 138kV Partial Bus,285s T1 & Partial 138kV Bus (730L) GOI,285s 96 (285s East Camrose) Replace 138kV bus protections. Outage on 730L and T1 required to isolate currents coming to old summation module 19.5 Hours
Continuous		  
22-Oct-18 13:00 01-Nov-18 17:00 ALTALINK TE 285s 138kV Bus Protection - Relay 285s 138kV bus protection being repalced and will be OOS for duration of project 10.17 Days
Continuous		  
22-Oct-18 13:00 26-Oct-18 17:00 ALTALINK RB 910L (289s Saunders Lake - 288s Wolf Creek) crews working within limits on 914L 4.17 Days
Daily		  
22-Oct-18 13:00 26-Oct-18 17:00 ALTALINK RB 1083L (63s Red Deer - 288s Wolf Creek) crews working within limits on 914L 4.17 Days
Daily		  
22-Oct-18 13:00 22-Oct-18 17:00 ALTALINK TE 207s 138kV Bus Protection - Relay Testing of alarms to new equipment 4 Hours
Daily		  
23-Oct-18 06:30 01-Nov-18 18:00 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 9.48 Days
Daily		  
23-Oct-18 07:00 07-Nov-18 17:00 ATCO Outage 7L92 (777s Vilna - 7L92D4),777s 701T (777s Vilna) repair 7L92D3 and 7L92D2 attach new 501VR and 25 KV GIS 15.46 Days
Continuous		  
23-Oct-18 07:00 16-Nov-18 17:00 ATCO Outage 869s 701T (869s Seal Lake) load transfer 24.46 Days
Continuous		  
23-Oct-18 08:00 24-Oct-18 11:30 ALTALINK TE AltaLink TPR Outage 9532R and 9465R TPR (telecom projects) 27.5 Hours
Daily		  
23-Oct-18 08:00 05-Nov-18 16:00 ENMAX Outage ENMAX 1 1.7TR lightning arrestor replacement. NGR installation 13.38 Days
Continuous		  
23-Oct-18 08:00 23-Oct-18 16:00 ENMAX Outage 21.1TR (ENMAX 21) replace 21.1TR lightning arrestors 8 Hours
Continuous		  
23-Oct-18 08:00 25-Oct-18 10:00 ALTALINK Outage 419s T1 (419s Chestermere) install bird cover-up, close open point "J" 2.08 Days
Continuous		  
23-Oct-18 08:00 23-Oct-18 17:00 ALTALINK RB 805L (964s Pigeon Lake - 86s Bigstone) installing marker cones on 914L structure #144 and will be within close proximity of 805L 9 Hours
Daily		  
23-Oct-18 08:30 25-Oct-18 08:30 ALTALINK Outage 285s T2 & Partial 138kV Bus (729L) GOI,285s 96 (285s East Camrose),285s East Camrose 138kV Partial Bus,729L (285s East Camrose - 542s Ervick),285s T2 (285s East Camrose) Replace 138kV bus protections. Outage to 729L and T2 for complete removal of old modules and cutover to new relay, Trip testing 2 Days
Continuous		  
23-Oct-18 08:30 23-Oct-18 16:30 ALTALINK TE 324s- Relays Techs to investigate/correct B Prot. Channel fail on the following relay: 1034L B21/L14 7SA522.Redundant protection will be in place while work is being performed , unless otherwise stated. 8 Hours
Daily		  
23-Oct-18 08:30 23-Oct-18 16:30 ALTALINK TE 244s- Relays Techs to investigate/correct B Prot. Channel fail on the following relay: 1034L B21/L3 7SA522.Redundant protection will be in place while work is being performed , unless otherwise stated. 8 Hours
Daily		  
23-Oct-18 09:00 25-Oct-18 17:00 ALTALINK TE 272s Spring Bank RTU/SCADA RTU update 2.33 Days
Daily		  
23-Oct-18 09:00 24-Oct-18 18:00 ALTALINK TE B2s Cranbrook-Supervisory Netcom and Telecom Field Tech will be troubleshooting SPV 66 (BCH Natal - ACC) analog circuit. During the troubleshooting, this SPV will be down intermittently for two days. BC Hydro is aware of this plan to troubleshoot with Altalink for resolution from the previous cutover plan. 1.38 Days
Continuous		  
23-Oct-18 09:30 23-Oct-18 17:00 ALTALINK TE 283s - Relays Techs to perform standard relay maintenance on: VAR42 79/552 103L, VAR42 79/652 480L, VAR42 79/752 138L, VAR42 79/852 130L, VAR42 79/952 139L, LZ921 A21/L3 835L. Redundant protection will be in place while work is being performed, unless otherwise stated. Autorecloser relays OOS while testing - Approx, 2 hours/each - No redundancy 7.5 Hours
Daily		  
23-Oct-18 10:30 23-Oct-18 16:00 ALTALINK TE 353s - Relays Techs to perform standard relay maintenance on: CO8 250/251-B 217L, CO8 250/251-A 217L, B138B 87/138B1 MFAC34. Note: CO8's will be taken OOS on prot. at a time. Bus differential relay will be OOS while testing - 1-2hrs - No Redundancy. Redundant protection will be in place while work is being performed, unless otherwise stated 5.5 Hours
Daily		  
24-Oct-18 07:00 25-Oct-18 17:00 ATCO Outage 959s 905 (959s Lanfine) CT radio changes & relay changes 1.42 Days
Continuous		  
24-Oct-18 08:00 25-Oct-18 17:00 ATCO RB 7L749 (716s Lloydminister - 7L749D2),7LB749 (7L749 - 880s Briker) changing insulators/dampers/wire on 7LB749 (T-Tap to Briker) 1.38 Days
Continuous		  
24-Oct-18 08:00 25-Oct-18 17:00 ATCO, ALTALINK RB 749L (899s Edgerton - 716s Lloydminster),7L749 (899s Edgerton - 716s Lloydminster) ATCO maintenance (changing insulators/dampers/ wire on 7LB749) 1.38 Days
Daily		  
24-Oct-18 08:00 24-Oct-18 17:00 ALTALINK TE 87s T1 (87s Gaetz) adding communication to T1 9 Hours
Daily		  
24-Oct-18 08:00 24-Oct-18 12:30 ALTALINK Outage 835L (384s Keystone - 835L tap),384s 835X (384s Keystone) perform standard relay maintenance 4.5 Hours
Daily		  
24-Oct-18 08:00 25-Oct-18 17:00 ALTALINK TE 370s North Lethbridge RTU/SCADA update configuration for protection and metering moves 1.38 Days
Daily		  
24-Oct-18 08:30 24-Oct-18 16:30 ALTALINK TE 384S Keystone standard relay maintenance 8 Hours
Daily		  
24-Oct-18 09:00 24-Oct-18 17:00 ALTALINK TE 358S Amoco Brazeau standard relay maintenace 8 Hours
Daily		  
24-Oct-18 09:00 24-Oct-18 16:30 ALTALINK TE 86S Bigstone standard relay maintenance 7.5 Hours
Daily		  
24-Oct-18 10:00 24-Oct-18 14:00 ALTALINK TE 212s Lacombe RTU/SCADA reboots for configuration updates 4 Hours
Daily		  
24-Oct-18 10:00 24-Oct-18 16:00 ENMAX Outage 2.2TR (ENMAX 2) oil sampling, tap changer, maintenance 6 Hours
Continuous		  
24-Oct-18 10:00 24-Oct-18 14:00 ALTALINK TE 945s Sunshine Village RTU/SCADA update local RTU database 4 Hours
Daily		  
24-Oct-18 10:00 24-Oct-18 12:00 EPCOR, ALTALINK TE 803s Lambton RTU/SCADA,AltaLink RTU/SCADA remove radio & waveguard alarms 2 Hours
Daily		  
25-Oct-18 08:00 25-Oct-18 16:00 ENMAX Outage 20.3TR (ENMAX 20) gas relay testing 8 Hours
Continuous		  
25-Oct-18 08:30 26-Oct-18 14:00 ALTALINK Outage 285s T1 (285s East Camrose),730L (285s East Camrose - 730L62),285s East Camrose 138kV Partial Bus,285s 96 (285s East Camrose) replace 138kV bus protections 29.5 Hours
Continuous		  
25-Oct-18 08:30 25-Oct-18 16:30 ALTALINK TE 89s 1452 (89s Ellerslie) relay maintenance 8 Hours
Daily		  
25-Oct-18 09:00 25-Oct-18 17:00 BCH Outage 2L294 (Nelway - A.A. Lambert) switch replacement 8 Hours
Continuous		 AB-BC
25-Oct-18 09:00 25-Oct-18 17:00 BCH IO 2L294 (Nelway - A.A. Lambert) switch replacement 8 Hours
Daily		  
25-Oct-18 09:00 25-Oct-18 14:00 ALTALINK TE 9404R (MAPS Telecom) maintenance of single channel MDS radio between 9404R Bonlea and 223s Strome. 5 Hours
Daily		  
25-Oct-18 09:00 25-Oct-18 14:00 ALTALINK TE 223s RTU Supervisory Routine maintenance of single channel MDS radio between 9404R Bonlea and 223s Strome. serviced. 5 Hours
Daily		  
25-Oct-18 09:00 25-Oct-18 16:00 ALTALINK, ATCO Outage 409s 110 (409s Shell Scotford),ALC02L (409s Shell Scotford - 879s Scotford Upgrader) urgent repair 409s110 breaker 7 Hours
Continuous		  
25-Oct-18 10:00 25-Oct-18 14:00 ATCO IO 7L760 (7L760D2 - 767s Oyen) ATCO maintenance (767S Oyen 700PT1 PCB oil sample required) 4 Hours
Daily		  
25-Oct-18 10:00 29-Oct-18 10:00 ALTALINK Outage 419s T2 (419s Chestermere) install bird cover-up, close open point "K" 4 Days
Continuous		  
25-Oct-18 10:00 25-Oct-18 14:00 ATCO Outage 7L760 (7L760D2 - 767s Oyen),7L132 (767s Oyen - 959s Lanfine),767s 701T (767s Oyen) 700PT1 PCB oil sample require,700PT1 PCB oil sample required 4 Hours
Continuous		  
25-Oct-18 11:00 25-Oct-18 14:00 ALTALINK Outage 268s 503 (268s Whitecourt) Disconnect temporary trip. Will be restoring 268s T1 while 268s503 is out of service. 3 Hours
Daily		  
25-Oct-18 16:30 01-Nov-18 16:30 ALTALINK Outage 268s 797 (268s Whitecourt),797L (364s Whitecourt industrial - 268s Whitecourt) remove temporary dead end outside 268s 7 Days
Continuous		  
26-Oct-18 07:00 26-Oct-18 18:00 ALTALINK Outage 846L (127s Bruderheim - 365s Canadian Oxy Astotin Creek),365s T1 (365s Canadian Oxyas Totin Creek) testing of 13.8 kV cable NGR 11 Hours
Daily		  
26-Oct-18 08:00 05-Nov-18 13:00 BCH Outage Natal T3 (BCH Natal) 12CX3 OOS leak repair and 12 kv pin and cap replacement 10.25 Days
Continuous		 AB-BC
26-Oct-18 09:00 05-Nov-18 13:00 ALTALINK IO NTL (B1s) T3 OOS for BCH - Info require outage for leak repair and 12 kv pin and cap replacement 10.21 Days
Continuous		  
26-Oct-18 09:30 30-Oct-18 13:00 ALTALINK Outage 706L (54s - 706L72B) - GOI Washing insulators on Structures #33, 60, 63, 66 - 68 4.15 Days
Continuous		  
26-Oct-18 12:00 26-Oct-18 17:00 ALTALINK, Lethbridge Outage 725L (674s Lethbridge Bowron - 15s Fort MacLeod) close open point 'Y' (725L Str103) 5 Hours
Daily		  
26-Oct-18 16:00 28-Oct-18 16:00 ALTALINK Outage 3L (42s Sarcee - 272s Springbank) remove mobile & close open point 'E" 2 Days
Continuous		 AB-BC

Prepared On:   2018-10-17   3:47:03 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.

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