Saskatchewan Tenders #2026-27-0026

Oxarat Creek Flume Replacement – Corrugated Steel Pipe Aerial Crossings and Site Works

This opportunity from the Water Security Agency (WSA) of Saskatchewan seeks quotations for the Oxarat Creek Flume Replacement project: - Government Buyer - Water Security Agency (WSA), a Treasury Board Crown corporation responsible for water management in Saskatchewan - Project Scope - Removal and disposal of a 90-year-old timber box flume located approximately 75 km south of Maple Creek, immediately west of the Cypress Reservoir - Construction of two new 1000 mm corrugated steel pipe (CSP) aerial crossings (approx. 41.9 m each) supported by geosynthetic reinforced soil (GRS) wall abutments - Installation of precast concrete inlet and outlet splitter structures - Construction of vehicle access, erosion protection (riprap), and site restoration (including grass seeding and erosion control) - Site work: clearing, grubbing, excavation, backfill, granular materials, geotextiles, and drain pipe installation - Concrete work: bearing pads, mini lock block wall facing, and precast structures - Metal and finish work for the aerial crossing structure - Products and Quantities - 2 x Corrugated Steel Pipe (CSP) Aerial Crossings (1000 mm diameter, 41.9 m length each) - 2 x Geosynthetic Reinforced Soil (GRS) Wall Abutments - 1 x Precast Concrete Inlet Structure - 1 x Precast Concrete Splitter Structure - 2 x Concrete Bearing Pads - 71 m² Mini Lock Block Wall Facing - 135 m² Type 108 Traffic Gravel - 65 m³ Type 116 Granular - 65 m³ Heavy Rock Riprap - 835 m² Woven Geotextile - 20 m² Non-Woven Geotextile - Additional site and civil works as detailed in the schedule of prices - Services - Site isolation and care of water (including dewatering and environmental compliance) - Clearing, grubbing, topsoil stripping/replacement, removals, excavation, borrow, compacted fill, granular backfill - Quality control testing throughout the project - Grass seeding, erosion control, drain pipe installation, and aerial crossing structure finishes - Unique/Notable Requirements - Compliance with Saskatchewan Occupational Health and Safety Regulations - Environmental regulations for dewatering and site isolation (DFO and AHPP permits) - Adherence to the National Building Code of Canada for foundation design - Substantial completion required before freezing conditions (by end of October) - Location - Project site: SW ¼ 21-06-27 W3M, immediately west of the Cypress Reservoir, near Maple Creek, Saskatchewan - Contracting office: Water Security Agency, 101 - 111 Fairford Street East, Moose Jaw, SK S6H 7X9 - OEMs and Vendors - No specific OEMs or proprietary vendors are named; standard civil construction materials and CSP culverts are specified - Potential Competitors - Civil construction firms with experience in water infrastructure, CSP manufacturing, and precast concrete structures - Suppliers of corrugated steel pipe and geosynthetic materials

Description

The Water Security Agency (WSA) is soliciting quotations for the replacement of a 90-year old timber box flume located approximately 75 km south of Maple Creek in southwest Saskatchewan. The flume carries water from Oxarat Creek to the south side of the West Diversion Canal to service about 399 acres of flood irrigation. The project involves removing and disposing of the existing flume and constructing a new corrugated steel pipe (CSP) aerial crossing in its place. The solicitation includes detailed geotechnical investigations and specifications for the construction work. The deadline for submission is June 3, 2026, at 2:00 PM CST.

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