Certifications

employees at and from 6435 Nanaimo Street, Vancouver, B.C. on projects in
British Columbia except office staff and supervisory personnel

plumbers, steamfitters, pipefitters, pipe welders, spacers, clamp men and
stabbers, sprinkler fitters, instrument fitters, oil burner mechanics,
pipefitter-riggers, gasfitters, and all of their helpers in British Columbia,
except Victoria, Vernon, Prince George and Prince Rupert

structural, ornamental and reinforcing ironworkers in the field in British Columbia

employees at and from 144 George Street, Prince George, BC

employees at and from 2995 Moray Avenue, Courtenay, BC, and at and from
the yard at Duncan Street and Manson Avenue, Powell River, BC, except
supervisors, office and sales staff

carpenters, joiners and carpenter millwrights in British Columbia

carpenters, joiners, lathers and carpenter millwrights in British Columbia

employees in British Columbia except office and sales staff

employees at and from 60 Kimta Road, Victoria, and 5300 Byrne Road, Burnaby,
B.C., except office staff

employees at 4115 Myrtle Street, Burnaby, B. C. except office and sales staff

employees in British Columbia except sales staff

construction carpenters at Victoria, B. C.

employees at 2041 West 6th Avenue, Vancouver, B.C.

employees in the foundry engaged in the production, processing and assembling
of castings and related products at 1416 Franklin St., Vancouver, B. C.
except those employed in a confidential capacity or having authority to
employ or discharge employees,

licensed officers, engineers, general purpose rated employees (GPR), senior general purpose rated employees (SGPR) and night oilmen at and from Harbour Lynx Ferry Service, 303 - 235 Bastion Street, Nanaimo, BC

floor layers, sanders and finishers at 2100 Douglas Street, Victoria,B.C.

employees at Douglas Drugs Ltd., 21 Main Street, Chilliwack, B.C.

bricklayers, stone masons, marble masons, terrazzo workers, stone cutters and apprentices in British Columbia

truck drivers at Vancouver, B.C.

structural and ornamental ironworkers in the field in British Columbia

employees at 11860 Machrina Way, Richmond, BC, except office, sales and
foremen

operators of heavy construction equipment, and mechanics, welders (operating
engineers), oilers, mechanics' helpers and apprentices in British Columbia

machinists, fitters, and welders and helpers to the foregoing classifications in British Columbia

employees in the laying of carpet, resilient floor coverings (including
seamless plastic materials), and the application of plastic laminates at and
from 1607 West 2nd Avenue, Vancouver, B.C.,

employees except office staff

employees at Store No. 1, 4058 East Hastings Street; Store No. 2, 414
Willingdon Avenue; and Store No. 3, 4522 Kingsway, Burnaby, B.C. except
bakers and drivers

carpenters, joiners and carpenter millwrights in British Columbia

carpenters, joiners, lathers and carpenter millwrights in British Columbia

employees in the laying of carpet, resilient floor coverings (including
seamless plastic materials), and the application of plastic laminates at and
from 2330 Tyner Street, Port Coquitlam, B.C.

employees at and from 216 - 9654 192nd Street, Surrey, B.C., except office
and sales staff

millwrights in British Columbia

employees at and from 535 Franklyn Street, Nanaimo, B. C. except office staff
and sales personnel,

truck drivers in British Columbia

employees at the Lakeview Hotel, Williams Lake, B.C.

employees in British Columbia other than on Vancouver Island, except office
and sales staff

employees at 800 Main Street, and 218 and 222 East Georgia Street, Vancouver,
B. C.

plumbers, steamfitters, pipefitters, pipe welders, spacers, clamp men and
stabbers, sprinkler fitters, instrument fitters, oil burner mechanics,
pipefitter-riggers, gas fitters, and all of their helpers in British
Columbia, except Victoria, Prince George and Prince Rupert

employees at 275 Kingsway, Vancouver, B.C., except office staff and salesmen

employees in British Columbia except office and sales staff

carpenters and millwrights within that area bounded by a line drawn from the
International Boundary at 118 west, north to 49.12 north, thence northwest
to 49.36 north 118.30 west, thence due north to 50 north, thence east to
Burton, thence via the river and the Upper Arrow Lakes to Beaton, thence
southeast by Trout Lake and the Lardeau River to Howser, thence in a direct
line northwest to 51.30 north, 118 west, thence due east to the Alberta
Border, thence north westerly along this border to 53 north, thence due
west to 119 west, thence due south to 52 north, thence in a direct line
southwest to 50 north, 120 west, thence due west to 121 west, thence due
south to the International Boundary and then following the International
Boundary to the point of commencement

painters, decorators, paperhangers, building cleaners (steam or
other process), sandblasters and apprentices in British Columbia

employees at 1910 Kingsway Avenue, Port Coquitlam, BC, except office
staff

carpenters, joiners, lathers and carpenter millwrights in British Columbia

survey instrument men and level men in British Columbia

labourers, jackhammermen,drillers at Kitimat, B. C.

structural, ornamental and reinforcing ironworkers in the field in British
Columbia

employees engaged in the manufacture of the Company's products at 19414
Enterprise Way, Surrey, B.C., except office and sales staff

breakermen, bricklayers helpers, caulkingmen, cement pipelayers, chain saw
operators, chippermen, chucktenders, drillers, dumpmen, groutmen, gunite
nozzlemen, jackhammermen, labourers, miners, mixermen, motormen, potmen,
powdermen, power buggy operators, pumptenders, rock scalers, skiptenders,
tampermen, timbermen (underground), trackmen, vibrator operators, watchmen,
and foremen to each of the foregoing classifications, in British Columbia

machinists, engine fitters, machinery erectors and installers, machinists
welders and helpers, office and clerical employees including draftsmen at
Port Alberni, BC

film inspectors, revisors, poster clerks and shippers except those employed
in a confidential capacity, or having authority to employ or discharge
employees