Alberta Purchasing #2535003

Raw Water Pumphouse Access Road Culvert Replacement and Restoration

The City of Lloydminster is seeking a contractor to replace a culvert and restore the access road at its Raw Water Pumphouse site in Alberta. - Government buyer: City of Lloydminster; project site is the Raw Water Pumphouse, approximately 32 km north of Lloydminster, Alberta. - Work requested: Replace the existing 1,800 mm corrugated steel pipe culvert with one 1,950 mm concrete pipe and restore the access road. - Materials: Washed-rock pipe bedding, pipe-end rip-rap, geosynthetics, gabion baskets, 20 mm granular base course, barbed-wire fence, and erosion-control matting. - Restoration work: Rebuild ditches and grade side slopes as part of the access-road restoration. - Notable site requirements: Work is within an active storm-water drainage course. Maintain water flow as reasonably practicable and minimize downstream transport and accumulation of silt and sediment. - OEMs and vendors: No manufacturers, OEMs, or vendors are identified.

Description

The work comprises replacing an existing 1800 mm corrugated steel pipe culvert with a 1950 mm concrete pipe and supplying and placing pipe bedding, rip-rap, geosynthetics, and gabion baskets. The access road is to be restored with granular base course, barbed-wire fence, ditches, side-slope grading, and erosion-control matting. The project is at the City of Lloydminster Raw Water Pumphouse site, approximately 32 km north of Lloydminster, within an active storm-water drainage course. Water flow is to be maintained as reasonably practicable, while minimizing silt and sediment transport downstream.

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