CanadaBuys #SK-COR26-00026b

Phase 1 Heritage Drainage Upgrade: Trenchless Sewer Construction

The City of Regina is planning Phase 1 construction for its Heritage Drainage Upgrade Project in Saskatchewan. - Government buyer: City of Regina. - Opportunity: Construction of Phase 1 of the Heritage Drainage Upgrade Project. - Requested work: Install large-diameter sewers approximately 7 to 9 metres below grade using trenchless construction. - Open-faced tunnel boring with pipe jacking is anticipated; other suitable methods may be proposed. - The contractor selects the equipment and construction methods. - Notable requirements and site conditions: Minimize traffic and surface disruption, use tight shoring for installation pits and shafts, and work near underground high-voltage electrical power, large-diameter gas mains, water mains, and sewer mains. Disposal of petroleum-hydrocarbon-impacted spoils may also be required. - OEMs and vendors: No OEMs, product vendors, or specified equipment brands are identified.

Description

The City of Regina is providing advance notice of its intent to release a negotiated request for proposals for construction of Phase 1 of the Heritage Drainage Upgrade Project using trenchless construction techniques. The work involves installing large-diameter sewers at depths of approximately 7 to 9 metres, with minimal traffic disruption and tight shoring required for installation pits and shafts. The contractor will work near underground high-voltage power, large-diameter gas mains, water mains, and sewer mains, and the work may include disposal of petroleum-hydrocarbon-impacted spoils. Open-faced tunnel boring with pipe jacking is anticipated, though other suitable methods may be considered.

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