Annex A - Icebreaking Services Block Commitments

A block commitment is a requirement for a CCG icebreaking service by an identified client or client group in a specific geographic area and in a defined time period.  The table below indicates the vessel type normally required to provide the icebreaking services in that area; it does not reflect the actual type or number of icebreakers required or available for service.

Arctic
# Area Description Period dd/mm Icebreaker Type
A01 Hudson Bay Hudson Bay and CASPR Zones 16 & 14 03/07 - 24/10 Arctic Icebreaker
A02 Foxe Basin CASPR Zone 8 excluding Fury & Hecla Strait 20/08 - 15/09 Arctic Icebreaker
A03 Hudson Strait CASPR Zone 15 including Ungava Bay 22/06 - 15/11 Arctic Icebreaker
A04 East Baffin CASPR Zones 10 & 9 14/08 - 18/09 Arctic Icebreaker
A05 Parry Channel East CASPR Zone 13 & Wellington Channel to Penny Strait 10/08 - 15/10 Arctic Icebreaker
A06 Parry Channel West CASPR Zone 2, Peel Sound, Franklin Strait, Byam Martin Channel north to Cameron Is. & all of M'Clure Strait 10/08 - 15/10 Heavy Arctic Icebreaker
A07 Pelly CASPR Zone 5, Gulf of Boothia, Prince Regent Inlet, Fury & Hecla Strait & Bellot Strait 12/08 - 13/10 Heavy Arctic Icebreaker
A08 Ellesmere CASPR Zone 3, Jones Sound, the Lincoln Sea & approaches to Alert 24/08 - 05/09 Heavy Arctic Icebreaker
A09 Victoria CASPR Zones 7 & 11 12/08 - 13/10 Arctic Icebreaker, Light Icebreaker
A10 Beaufort CASPR Zones 12 & 4 west to Canada/US border 10/07 - 06/10 Arctic Icebreaker, Light Icebreaker
A11 Barrow Canada/US border west to Icy Cape, Alaska 10/07 - 06/10 Heavy Arctic Icebreaker, Light Icebreaker
A12 West Greenland East Baffin Bay, Disko Island to Arctic Circle at CASPR Zone 10 limits 05/07 - 15/08 Arctic Icebreaker
East Coast, Gulf and St. Lawrence River
# Area Description Period dd/mm Icebreaker Type
N01 Northern Labrador Cape Chidley to Cape Makkovik 15/10 - 15/12
15/05 - 15/07
Light Icebreaker
N02 Central Labrador Cape Makkovik to Cape North 15/10 - 15/12
15/05 - 15/07
Light Icebreaker,
Arctic Icebreaker
N03 Southern Labrador Cape North to Forteau 15/12 - 07/01
15/05 - 15/07
Light Icebreaker
N04 NE Coast Newfoundland Cape Bauld to Cape Freels 01/01 - 01/06 Light Icebreaker
N05 East Coast Newfoundland Cape Freels to Cape St. Francis 15/02 - 15/05 Light Icebreaker,
Arctic Icebreaker
N06 South Coast Newfoundland Cape St. Francis to Cape St. Mary's 01/04 - 01/05 Light Icebreaker
N07 Placentia Bay Cape St. Mary's to Lamaline 01/04 - 01/05 Light Icebreaker
N08 Southwest Coast Newfoundland Lamaline to Havre Margaree 15/02 - 15/05 Light Icebreaker
N09 West Coast Newfoundland (south) Fox Roost to South Head 15/02 - 15/05 Light Icebreaker,
Arctic Icebreaker
N10 West Coast Newfoundland (north) South Head to St. Barb's 15/02 - 15/05 Light Icebreaker
N11 Offshore
Atlantic (northern portion)
Area north of 51 N between 60 & 200 miles offshore 15/02 - 15/05 Light Icebreaker,
Arctic Icebreaker
N12 Offshore
Atlantic (southern portion)
Area south of 51 N between 60 & 200 miles offshore 15/02 - 15/05 Light Icebreaker,
Arctic Icebreaker
M01 Chaleur Bay (south) Dalhousie to Birch Pt.(southern portion) 21/12 - 15/04 Light Icebreaker,
Arctic Icebreaker
M02 Southwest Gulf Birch Pt. to Pt. Escouminac to North Pt. to border 01/01 - 10/06 Light Icebreaker,
Arctic Icebreaker
M03 West Central Gulf North Pt. to
East Pt. and area north of P.E.I.
07/01 - 28/03 Light Icebreaker,
Arctic Icebreaker
M04 Miramichi Miramichi River 01/01 - 07/04 Light Icebreaker
M05 Northumberland Strait (west) Northumberland Strait from Pt. Escouminac to Charlottetown 01/01 - 26/04 Light Icebreaker,
Arctic Icebreaker
M06 Northumberland Strait (east) Northumberland Strait from Charlottetown to C. North 18/01 - 26/04 Light Icebreaker,
Arctic Icebreaker
M07 Sydney Scatarie Is. to 46°N 58° 40'W to Cape North 28/01 - 29/04 Light Icebreaker,
Arctic Icebreaker
M08 Cape Breton, South Coast Cape Canso to 45°N 60°W to 46°N 58°40'W to Scatarie Is. 22/01 - 20/04 Light Icebreaker
M09 Southwest Coast Nova Scotia West of C. Canso inc. Bay of Fundy 22/01 - 20/04 Light Icebreaker
L01 Lac St-Louis St-Lambert to Beauharnois canal incl. south channel 15/12 - 31/12
20/03 - 02/04
ACV, Light Icebreaker,
Arctic Icebreaker
L02 Trois-Rivières Grondines to St-Lambert (Montreal) 15/12 - 31/03 ACV, Light Icebreaker,
Arctic Icebreaker
L03 Québec Ile Blanche to Grondines 15/12 - 31/03 Light Icebreaker,
Arctic Icebreaker
L04 Saguenay Bic to Ile Blanche including the Saguenay 21/12 - 31/03 Light Icebreaker,
Arctic Icebreaker
L05 Sept-Îles 66°W to Bic 21/12 - 15/04 Light Icebreaker,
Arctic Icebreaker
L06 Anticosti South From 66°W to Pte à la Renommée to 47°38'N 60°35'W to 48°40'N 60°00'W to 49°52'N 64°31'W to 50°18'N 64°31'W to 48°40'N 60°00'W to 49°52'N 64°31'W to 50°18'N 64°31'W 01/01 - 15/04 Light Icebreaker,
Arctic Icebreaker
L07 Anticosti North From 50°18'N 64°13'W to 49°52'N 64°31'W to 48°40'N 60°00'W to 49°46'N 59°35'W to 50°18'N 64°13'W 01/01 - 15/04 Light Icebreaker,
Arctic Icebreaker
L08 Lower North Shore From 50°18'N 64°13'W to 49°46'N 59°35'W to 51°11.8'N 57°07.5'W to Québec/ Labrador border 01/01 - 15/04 Light Icebreaker,
Arctic Icebreaker
L09 Îles-de-la-Madeleine From 48°13'14''N 63°47'33''W along the regional boundary to 47°38'N 60°35'W to 48°15'N 62°17'W to 48°13'14''N 63°47'33''W 01/01 - 15/04 Light Icebreaker,
Arctic Icebreaker
L10 Gaspé/Chaleurs From the Restigouche River eastwards to 48°13'14''N 64°25'22''W to 48°15'N 62°17'W to 49°00'N 64°24'W 01/01 - 15/04 Light Icebreaker,
Arctic Icebreaker, ACV
L11 Les Rivières Lac St-Louis, Rivière Châteauguay, Rivière des Prairies, Rivière des Milles-Iles, Rivière L'Assomption, Lac St-Pierre, Rivière Maskinongé, Rivière-du-Loup, Rivière Yamaska, Rivière St-François, Rivière Nicolet, Pont de Trois-Rivières, Rivière de Bécancour, Rivière Batiscan 01/01 - 05/04 ACV
Great Lakes
# Area Description Period dd/mm Icebreaker Type
C01 Lake Ontario to Beauharnois Upper Beauharnois Lock to Bay of Quinte 20/03 - 15/04 Light Icebreaker
C02 Lake Erie East Eastern Lake Erie - Port Colborne/Buffalo westward to Port Stanley 21/12 - 15/04 Light Icebreaker
C03 Lake Erie West Port Stanley to Sarnia, including Pelee Passage, Detroit River and St. Clair River 21/12 - 15/04 Light Icebreaker
C04 Lake Huron Goderich Harbour, Sarnia, Lake Huron 21/12 - 15/04 Light Icebreaker
C05 Georgian Bay Georgian Bay, North Channel of Lake Huron 21/12 - 15/04 Light Icebreaker
C06 St. Mary's River St. Mary's River, Detour Reefs to Gros Cap Lt. 21/03 - 15/04 Light Icebreaker
C07 Lake Superior All of Lake Superior excluding Thunder Bay and Duluth Harbours 21/12 - 15/01
21/03 - 15/04
Light Icebreaker
C08 Thunder Bay Thunder Bay Harbour 21/12 - 15/01
21/03 - 15/04
Light Icebreaker
C09 Lake Superior West Duluth Harbour 21/03 - 15/04 Light Icebreaker