CS2021-13A-T-7315 - Piping Replacement and Crawlspace Upgrades

This bid opportunity is open to all interested suppliers. This is Part One - Prequalification of a two part Request for Tender (RFT). Only Bidders who meet the requirements of Part One will be invited to participate in Part Two - Bid Submission. The Government of Manitoba as represented by Manitoba Central Services – Capital Project Planning and Delivery acting on behalf of The Manitoba Housing and Renewal Corporation requires the services of a General Contractor for Piping Replacement and Crawlspace Upgrades to a two/three storey building with a total of 75 suites. The Scope of Work includes, but is not limited to:

1. Environmental Abatement:

• Asbestos abatement of wall penetration sealant compounds, drywall joint compounds and piping insulation fittings to suit new project construction.

1. Civil:

• Exterior excavation of existing exterior drainage piping to inspect piping for damage and leaks.
• Repair of buried sanitary piping.

1. Architectural:

• Repair of suite dry wall locations to gain access for hydronic piping risers.

1. Structural:

• Excavate, shore and repair damaged interior crawlspace piles and grade beam connection.
• Expose, brush, and cover corroded rebar in interior grade beam above damaged piles.
• Remove and replace crawlspace vapour barrier.
• Repair hollow-core slab openings in two locations with concrete over corrugated decking and reinforce with new structural steel.
• Apply intumescent paint to steel work.

1. Mechanical:

• Replace buried/aboveground crawlspace sanitary waste piping and vents.
• Replace buried/aboveground crawlspace stormwater drain piping.
• Replace parkade stormwater drain piping.
• Replace basement hallway sanitary and stormwater piping.
• Replace north crawlspace sump pump.
• Replace basement sewage handling pumps and controls.
• Modify suite HVAC fan coils condensate piping connection, install new valves and drain piping.
• Inspect existing piping risers for each suite and provide condition report of piping.
• Replace north and south crawlspace exhaust fans.
• Provide new fan controls/ humidity transmitter for north and south crawlspace exhaust fans.
• Replace hydronic supply/return risers.

1. Electrical:

• Install electrical disconnects, wiring and breakers for new mechanical equipment.
• Coordinate with building alarm provider (Protelec) to connect new sewage sump pumps high level alarm to building system.