Common use of By Designation Clause in Contracts

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. Northern Crane Service 2018/2023 - 47 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 - 48 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX XXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXX, Canadian Director Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 E: xxxxxxxx@xxxx.xxx INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) XXXXXXX XXXXXXXX Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 204.430.6334 E: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx Xxx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXX, Business Manager 000-0000 xxx Xxxx-Talon E, Saint-Xxxxxxx H1S 1L4 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. Northern Crane Service 2018/2023 2013/2018 - 47 46 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2013/2018 - 48 47 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX XXXXX202.429.9100 Fx: 202.429.0316 E: xxxxxxxxxx@xxxx.xxx XXXX XXXXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 202.778 2679 Fx: 000 000 0000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXXxxxxxxxx@xxxx.xxx XXX XXXXXX, Canadian Director Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 E: xxxxxxxx@xxxx.xxx xxxxxxx@xxxx.xxx INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) and British Columbia and Yukon Territory: XXXXXX XXXXXXX XXXXXXXX Suite 11020000 Xxxxxx Xxxx Abbotsford, British Columbia V2S 6E9 000 Xxxxxx Xx000 0000 cell 000 000 0000 E: xxxxxxxx@xxxx.xxx Alberta, Sask., Xxxxxx Manitoba, and Northwest Territories: XXXXXXX XXXXXXX 00 Xxxxx Xxxxxxxx Xxxxxxxx Xxxx, XX X0X 0X0 204.430.6334 780. 000-0000 cell 000 000 0000 Fx: 000.000.0000 E: xxxxxxxx@xxxx.xxx Ontario: XXXX XXXXX 00000 Xxxxxx Xxxxx RR#4, Thamesford, ON N0M 2M0 519.461.0677 Fx: 519.461.0978 E: xxxxxx@xxxx.xxx 0000/0000 - 00 - XX-X XXXXXXXXXXXXX XXXXXXXXXXXXXXX (XXXXXX) (continued): Quebec: XXXX-XXXX XXXXX 0000 Xxxxxx Xxx-Xxxxx, Ville Ste-Xxxxx, QC J3E 1Y2 514.326.9412 Fx: 514.326.9417 E: xxxxxx@xxxx.xxx Atlantic Provinces: XXX XXXXXXXX 00 Xxxxx Xxx Xxxx Xxxx., Xxxxxxxxx, XX X0X 0X0 902.569.5063 Fx: 902.569.2865 E: xxxxxxxxx@xxxx.xxx 2018/2023 or xxx@xxxxxxxxxx.xxx 2013/2018 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx Xxx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 000 XXXXX XXXXXXXXXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx E:xxxxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXXXXXXX-XXXX XXXXXX, Business Manager 000-0000 xxx Xxxxx Xxxx-Talon E, Saint-Xxxxxxx H1S 1L4 Ste. 228, Montreal, QC H1R 1Y1 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx Nova Scotia - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick 0000/0000 - 00 - XX-X Xxx Xxxxxxxxx - Local 946 XXXXXX XXXXXXXXXX XXXXXXXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXXXXX XXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager Agent 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. Northern Crane Service 2018/2023 2013/2018 - 47 46 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2013/2018 - 48 47 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX XXXXX202.429.9100 Fx: 202.429.0316 E: xxxxxxxxxx@xxxx.xxx XXXX XXXXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 202.778 2679 Fx: 000 000 0000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXXxxxxxxxx@xxxx.xxx XXX XXXXXX, Canadian Director Suite 11020000, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 E: xxxxxxxx@xxxx.xxx xxxxxxx@xxxx.xxx INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative and British Columbia and Yukon Territory: XXXXXX XXXXXXX 0000 Xxxxxx Xxxx Abbotsford, British Columbia V2S 6E9 000 000 0000 cell 000 000 0000 E: xxxxxxxx@xxxx.xxx Alberta, Sask., Manitoba, and Northwest Territories: XXXXXXX XXXXXXX 00 Xxxxx Xxxxxxxx Sherwook Park, AB T8H 2K6 780. 000-0000 cell 000 000 0000 Fx: 000.000.0000 E: xxxxxxxx@xxxx.xxx Ontario: XXXX XXXXX 00000 Xxxxxx Xxxxx RR#4, Thamesford, ON N0M 2M0 519.461.0677 Fx: 519.461.0978 E: xxxxxx@xxxx.xxx 2013/2018 - 48 - OE-M INTERNATIONAL REPRESENTATIVES (CANADA) XXXXXXX (continued): Quebec: XXXX-XXXX XXXXX 0000 Xxxxxx Xxx-Xxxxx, Xxxxx Xxx-Xxxxx, QC J3E 1Y2 514.326.9412 Fx: 514.326.9417 E: xxxxxx@xxxx.xxx Atlantic Provinces: XXX XXXXXXXX Suite 1102, 000 Xxxxxx Xx00 Xxxxx Xxx Xxxx Xxxx., Xxxxxx Xxxxxxxxx, XX X0X 0X0 204.430.6334 902.569.5063 Fx: 902.569.2865 E: xxxxxxxxx@xxxx.xxx 2018/2023 or xxx@xxxxxxxxxx.xxx 2013/2018 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 115 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx Xxx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXXXXXXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx E:xxxxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 987 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx E:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXXXXXXX-XXXX XXXXXX, Business Manager 000-0000 xxx Xxxxx Xxxx-Talon E, Saint-Xxxxxxx H1S 1L4 Ste. 228, Montreal, QC H1R 1Y1 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx Nova Scotia - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx 2013/2018 - 50 - OE-M New Brunswick - Local 946 XXXXXX XXXXXXXXXX XXXXXXXXXX, Business Manager X.X. Xxx 000P.O. Box 955, Xxxxx Saint Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXXXXX XXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. XxxxxPearl, XX X0X 0X0 NF A1N 1W8 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager Agent 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 2013/2018 - 00 51 - XXOE-X XXXXXXXX M APPENDIX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Canada Co. Northern Crane Service 2018/2023 - 47 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 - 48 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX XXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXX, Canadian Director Suite 11020000, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 E: xxxxxxxx@xxxx.xxx INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) XXXXXXX XXXXXXXX Suite 11020000, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 204.430.6334 E: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 115 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx Xxx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 987 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx E:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXX, Business Manager 000204-0000 xxx Xxxx-Talon E, Saint-Xxxxxxx H1S 1L4 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx Nova Scotia - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000P.O. Box 955, Xxxxx Saint Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. XxxxxPearl, XX X0X 0X0 NF A1N 1W8 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORYE:xxxx000@xxx.xxxxxxxxx.xx

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines 2003/2007 - 43 - OE-M Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. Northern Crane Service 2018/2023 - 47 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2003/2007 - 48 44 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXXXXXXX XXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX (000) 000-0000 Fax: (000) 000-0000 XXXXXX X. (XXX) XXXXX, Pipeline Director Representative 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 E(000) 000-0000 Fax: xxxxxx@xxxx.xxx XXXXXX XXXXXXX(000) 000-0000 DERM XXXX, Canadian Director Suite 1102, 000 Xxxxxx 00 Xxxxxxxx Xx., Xxxxxx XX Xxx 000, Xxxxxxxxx, XX X0X 0X0 E(000) 000-0000 Fax: xxxxxxxx@xxxx.xxx (000) 000-0000 INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) XXXXXXX XXXXXXXX Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 204.430.6334 E: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 and Yukon Territory: XXXXX XXXXXXXXXXXXX 000, Business Manager 0000 Xxxxxx XxxXxxxxxx Xx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx(000) 000-0000 Fax: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXX(000) 000-0000 Alberta, Business Manager Sask., Manitoba, and Northwest Territories: XXXX XxXXXXXX 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx(000) 000-0000 Fax: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 (000) 000-0000 Ontario: XXXX XXXXXXXXXXXXXX 0000 Xxxxxxxxx Xxx, Business Manager 0000 Xxxxxxx Xxxxx, XxxxxxxxxXxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXX, Business Manager (000) 000-0000 xxx XxxxFax: (000) 000-Talon E, Saint-Xxxxxxx H1S 1L4 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx 0000 XXXXXX XXXXXX 0000 X. Xxxxxx - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx XxxXx., DartmouthThunder Bay, NS B3B 2A9 902.865.8844 FxON P7E 2J2 (000) 000-0000 Quebec: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx XXXX-XXXX. XXXXX 0000 Xxxxxx Xxx., Xx. -Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Xxxxxxxxx Ville Ste-Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 FxQC J3E 1Y2 (000) 000-0000 Fax: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX(000) 000-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY0000 Atlantic Provinces:

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Michels Directional Crossings Co. Northern Crane Service 2018/2023 2013/2018 - 47 46 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2013/2018 - 48 47 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX XXXXX202.429.9100 Fx: 202.429.0316 E: xxxxxxxxxx@xxxx.xxx XXXX XXXXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 202.778 2679 Fx: 000 000 0000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXXxxxxxxxx@xxxx.xxx XXX XXXXXX, Canadian Director Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 E: xxxxxxxx@xxxx.xxx xxxxxxx@xxxx.xxx INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) and British Columbia and Yukon Territory: XXXXXX XXXXXXX XXXXXXXX Suite 11020000 Xxxxxx Xxxx Abbotsford, British Columbia V2S 6E9 000 Xxxxxx Xx000 0000 cell 000 000 0000 E: xxxxxxxx@xxxx.xxx Alberta, Sask., Xxxxxx Manitoba, and Northwest Territories: XXXXXXX XXXXXXX 00 Xxxxx Xxxxxxxx Xxxxxxxx Xxxx, XX X0X 0X0 204.430.6334 780. 000-0000 cell 000 000 0000 Fx: 000.000.0000 E: xxxxxxxx@xxxx.xxx Ontario: XXXX XXXXX 00000 Xxxxxx Xxxxx RR#4, Thamesford, ON N0M 2M0 519.461.0677 Fx: 519.461.0978 E: xxxxxx@xxxx.xxx 0000/0000 - 00 - XX-X XXXXXXXXXXXXX XXXXXXXXXXXXXXX (XXXXXX) (continued): Quebec: XXXX-XXXX XXXXX 0000 Xxxxxx Xxx-Xxxxx, Xxxxx Xxx-Xxxxx, QC J3E 1Y2 514.326.9412 Fx: 514.326.9417 E: xxxxxx@xxxx.xxx Atlantic Provinces: XXX XXXXXXXX 00 Xxxxx Xxx Xxxx Xxxx., Xxxxxxxxx, XX X0X 0X0 902.569.5063 Fx: 902.569.2865 E: xxxxxxxxx@xxxx.xxx 2018/2023 or xxx@xxxxxxxxxx.xxx 2013/2018 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx Xxx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 000 XXXXX XXXXXXXXXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx E:xxxxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXXXXXXX-XXXX XXXXXX, Business Manager 000-0000 xxx Xxxxx Xxxx-Talon E, Saint-Xxxxxxx H1S 1L4 Ste. 228, Montreal, QC H1R 1Y1 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx Nova Scotia - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick 0000/0000 - 00 - XX-X Xxx Xxxxxxxxx - Local 946 XXXXXX XXXXXXXXXX XXXXXXXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXXXXX XXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager Agent 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines 2003/2007 - 43 - OE-M Big Eagle Contracting Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. Northern Crane Service 2018/2023 - 47 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2003/2007 - 48 44 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXXXXXXX XXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX (000) 000-0000 Fax: (000) 000-0000 XXXXXX X. (XXX) XXXXX, Pipeline Director Representative 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 E(000) 000-0000 Fax: xxxxxx@xxxx.xxx XXXXXX XXXXXXX(000) 000-0000 XXXX XXXX, Canadian Director Suite 1102, 000 Xxxxxx 00 Xxxxxxxx Xx., Xxxxxx XX Xxx 000, Xxxxxxxxx, XX X0X 0X0 E(000) 000-0000 Fax: xxxxxxxx@xxxx.xxx (000) 000-0000 INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) XXXXXXX XXXXXXXX Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 204.430.6334 E: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 and Yukon Territory: XXXXX XXXXXXXXXXXXX 000, Business Manager 0000 Xxxxxx XxxXxxxxxx Xx., Xxxxxxx, XX X0X 0X0 604.291.8831 Fx(000) 000-0000 Fax: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXX(000) 000-0000 Alberta, Business Manager Sask., Manitoba, and Northwest Territories: XXXX XxXXXXXX 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx(000) 000-0000 Fax: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 (000) 000-0000 Ontario: XXXX XXXXXXXXXXXXXX 0000 Xxxxxxxxx Xxx, Business Manager 0000 Xxxxxxx Xxxxx, XxxxxxxxxXxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXX, Business Manager (000) 000-0000 xxx XxxxFax: (000) 000-Talon E, Saint-Xxxxxxx H1S 1L4 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx 0000 XXXXXX XXXXXX 0000 X. Xxxxxx - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx XxxXx., DartmouthThunder Bay, NS B3B 2A9 902.865.8844 FxON P7E 2J2 (000) 000-0000 Quebec: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000XXXX-XXXX. XXXXX 0000 Xxxxxx Xxx-Xxxxx, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. -Xxxxx, XX X0X 0X0 709.747.9040 FxQC J3E 1Y2 (000) 000-0000 Fax: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX(000) 000-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY0000 Atlantic Provinces:

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Alberta Oilfield Services Ltd. Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Consamar Inc. Coolsaet Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. (1993) Northern Crane Service 2018/2023 2004/2007 - 47 51 - OEMAST-M D O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Pipe Line Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 2004/2007 - 48 52 - OEMAST-M D SCHEDULE B B7 INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXXXXXXX XXXXXX, General President 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 XXX (000) 000-0000 Fax: (000) 000-0000 XXXXXX X. (XXX) XXXXX, Pipeline Director Representative 0000 - 00xx Xxxxxx X.X., Xxxxxxxxxx, XX 00000 E(000) 000-0000 Fax: xxxxxx@xxxx.xxx XXXXXX XXXXXXX(000) 000-0000 DERM XXXX, Regional Director, Canadian Director Suite 1102, 000 Regional Xxxxxx Xx00 X’Xxxxx Xxx., Xxxxxx XX X0X 0X0 ESt. John’s NL A1C 2C7 (000) 000-0000 Fax: xxxxxxxx@xxxx.xxx (000) 000-0000 INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative (CANADA) XXXXXXX XXXXXXXX Suite 1102, 000 Xxxxxx Xx., Xxxxxx XX X0X 0X0 204.430.6334 E: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OE-M LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia and Yukon Territory: X. XXXXX 000 - Local 000 XXXXX XXXXXXXX, Business Manager 0000 Xxxxxx XxxXxxxxxx Xx., Xxxxxxx, XX X.X. X0X 0X0 604.291.8831 Fx(000) 000-0000 Fax: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - Local 955 XXXXX XXXXX(000) 000-0000 Alberta, Business Manager Saskatchewan, Manitoba, and NWT: X. XxXXXXXX 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXXXXX, Business Manager 0000 Xxxxxxx Xxxxx, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - Local 905 XXXXXX XXXXXXXXX, Business Manager (000) 000-0000 xxx XxxxFax: (000) 000-Talon E, Saint-Xxxxxxx H1S 1L4 514.326.9412 Fx: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Xxxxxxxxx Xxxxx, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORY0000 Ontario:

By Designation. 513356 N.B. Ltd. Abco Supply & Service Ltd. Advanced Hydro-Vac Corporation Aecon Civil & Utilities Alberta Oilfield Services Amalgamated Crane Services Inc. Xxxxxxxx Majestic Inc. Xxxxxxxx Pipeline Construction Company Xxxxxxxx Pipelines Inc. BFC Industrial - Nicholls Xxxxxx BFC Pipelines Big Eagle Contracting Inc. Coolsaet Inc. Pipelines Ltd. GCL Inc. Global Air Drilling Services Ltd. Husky Hydro Vac Ltd. Industrial Excavators Ltd. Kodiak Hydro Vac Services Lafarge Canada Inc. Lakeside Heavy Equipment Ltd. Louisbourg Pipelines Inc. Marine Pipeline Construction of Canada Company Xxxxxxx Directional Crossings Co. ( 1993) Northern Crane Service 2018/2023 - 47 - OE-M O.J. Pipelines Canada Pe Ben Industries Company Ltd. Pentzien Canada, Inc. Permanent Concrete Premay Pipeline Hauling Ltd. ROK Pipeline Inc. RPA Contracting Ltd. Xxxxxx X. Xxxxxxxxxx (Div. of Xxxxxx XxXxxxxx Ltd.) Subcor Inc. Summit Pipeline Services Ltd. Supernal Welding and Consulting Ltd. True Test Pipeline Services X.X. Xxxxxxxxx Company Limited Universal Pipeline Pipe Line Enterprises Ltd. Waschuk Pipe Line Construction Ltd. 2018/2023 - 48 - OE-M SCHEDULE B INTERNATIONAL UNION OF OPERATING ENGINEERS XXXXX.X. XXXXXXXX, XXXXX General President 0000 - 00xx Xxxxxx X.X.17th Street Washington, Xxxxxxxxxx, XX 00000 XXX (202) Fax: (202) 17th Street (202) XXXXXX (XXX) XXXXX, Pipeline Director 0000 - 00xx Xxxxxx X.X.Representative Washington, XxxxxxxxxxFax: (202) XXXX, XX 00000 E: xxxxxx@xxxx.xxx XXXXXX XXXXXXXRegional Director, Canadian Director Suite 1102, 000 Xxxxxx XxRegional Office Ave., Xxxxxx XX X0X 0X0 EXxxx’s (709) Fax: xxxxxxxx@xxxx.xxx (709) INTERNATIONAL REPRESENTATIVES (CANADA) Pipeline Representative XXXXX Lowland (CANADA604) XXXXXXX XXXXXXXX Suite 1102British Columbia and Yukon Territory: Fax: (604) Alberta, 000 Saskatchewan, Manitoba, and Street, Edmonton, AB (780) Fax: (780) I I9 Ontario: Way, Orleans, ON (613) Fax: (613) XXXXXX Xxxxxx Xx.Street, Xxxxxx XX X0X 0X0 204.430.6334 EThunder Bay, ON (807) Quebec: xxxxxxxxx@xxxx.xxx 2018/2023 - 49 - OEXXXX-M XXXX (514) Fax: (514) Atlantic Provinces: XXX Upper Crescent, Charlottetown, PE CIA (902) Fax: (902) LOCAL UNIONS WITH PIPELINE JURISDICTION IN CANADA WHOSE SIGNATURES TO THIS AGREEMENT ARE APPENDED: British Columbia - Local 000 XXXXX XXXXXXXXXXXX Xxxxxxxx Manager Ledger Ave., (604) Fax: (604) Alberta -Local XXXX Business Manager Street, Edmonton, AB (780) Fax: (780) Saskatchewan Local XXXXXX XXXXXXX, Business Manager 0000 Xxxxxx Xxx.Airport Drive, XxxxxxxSaskatoon, XX X0X 0X0 604.291.8831 Fx(306) Fax: 604.473.5235 E:xxxxxxxxx@xxxx000.xxx Alberta - (306) Manitoba Local 955 XXXXX XXXXX, Business Manager 00000 - 000 Xxxxxx, Xxxxxxxx, XX X0X 0X0 780.483.0955 Fx: 780.483.1998 E:xxxxxx@xxxx000.xxx Saskatchewan - Local 870 XXXX XXX XXXXXX, Business Manager 0000 Xxxxxxx XxxxxWall Winnipeg, Xxxxxxxxx, XX X0X 0X0 306.665.7718 Fx(204) Fax: 306.665.0998 E:x.xxxxxx@xxxxxxx.xxx Manitoba - (204) Ontario Local 000 XXXX XXXXXX, Business Manager 000 Xxxx Xxxxxxxx, Xxxxxxxx, XX X0X 0X0 204.786.8658 Fx: 204.786.6578 E:xxxxxxx@xx000.xx.xx Ontario - Local 793 XXXXXXX XXXXXXXXX, Business Manager 0000 Xxxxxx Commercial Toronto, ON (416) Fax: (416) Quebec Local XXXXXX XXXXXX, President (514) E., Montreal, Fax: (514) Nova Scotia Local XXX Business Manager Avenue, Dartmouth, (902) Fax: (902) New Brunswick Local XXXXX Business Manager Main Street, Saint Xxxx, Oakville, ON L6L 6X8 905.469.9299 Fx(506) Fax: 905.469.3007 X:xxxxxxxxxx@xxxxxxxxx000.xxx Quebec - (506) Newfoundland Local 905 XXXXXX XXXXXXXXXXXXX XXXXXXX, Business Manager 000-0000 xxx Xxxx-Talon ECommonwealth Avenue, Saint-Xxxxxxx H1S 1L4 514.326.9412 FxPearl, (709) Fax: 514.326.9417 E: xxxx@xxxxx000.xx 0000/0000 - 00 - XX-X Xxxx Xxxxxx - Local 721 XXXXXX XxxXXXXXX, Business Manager 000 Xxxxxxxx Xxx., Dartmouth, NS B3B 2A9 902.865.8844 Fx: 902.864.0676 E:xxxxx000@xx.xxxxxxxxxx.xx New Brunswick - Local 946 XXXXXX XXXXX, Business Manager X.X. Xxx 000, Xxxxx Xxxx, NB E2L 4E3 506.635.1110 Fx: 506.635.1656 E:xxxx000@xxxxx.xx.xx Newfoundland and Labrador - Local 904 XXXXXXXX XXXXXX, Business Manager #000 - 00 Xxxxxxxxxxxx Xxx., Xx. Xxxxx, XX X0X 0X0 709.747.9040 Fx: 709.747.6760 E:xxxxx@xxxx000.xxx (709) Xxxxxx Xxxxxx Island - Local 942 XXXX XXXXXXXX, Business Manager 000 Local902 XXXXX President Xxxxxxxxx XxxxxDrive, Charlottetown, PE C1A 8K4 902.892.3662 Fx: 902.892.4286 E:xxxx000@xxx.xxxxxxxxx.xx 0000/0000 - 00 - XX-X XXXXXXXX 1 OPERATING ENGINEERS MAINLINE PIPELINE AGREEMENT FOR CANADA BRITISH COLUMBIA AND YUKON TERRITORYPE