Green Infrastructure Custom Stormwater Inlets, Covers & Associated Frames (DOTI

The City and County of Denver, Department of General Services, Purchasing Division, is requesting proposals for a Master Purchase Order Agreement to supply green infrastructure custom stormwater inlets, covers, associated frames, and landscape fencing for the Department of Transportation & Infrastructure, with proposals due October 13, 2026 at 2:00 p.m. local time via BidNet.

The scope covers custom stormwater inlets in three design lengths (12", 24", and 36" curb openings), chase drain covers with associated framing, and landscape fencing supporting the City's green infrastructure program. Proposers may submit multiple styles of each product type. All materials must comply with ASTM specifications (A48 or A536 for cast iron or ductile iron) and AASHTO loading standards, with a minimum three-year warranty.

Vendors must hold a Colorado Certificate of Good Standing from the Secretary of State and demonstrate compliance with federal, state, and local environmental regulations, including the City's Environmental Policy and Environmentally Preferable Purchasing guidance. Commercial General Liability insurance of $1,000,000 per occurrence and $2,000,000 aggregate and Automobile Liability of $1,000,000 combined single limit are required. Vendors must comply with Equal Employment Opportunity, Davis-Bacon Act, Anti-Kickback Act, and Byrd Anti-Lobbying provisions.

The Master Purchase Order agreement runs from City signature through September 30, 2029, with potential mutual renewal through September 30, 2031 at the same pricing structure. Pricing is firm and fixed for the duration, with updates permissible after Year 3 only upon documented manufacturer price increases, provided discount percentages remain constant. Prices must be F.O.B. Destination, Denver, Colorado, inclusive of shipping, freight, taxes, and fees. The City does not guarantee minimum purchases and reserves the right to make multiple awards or purchase part or the entire bid. All bids remain valid for a minimum of 120 days from closing. Written questions are due September 29, 2026 at 11:00 a.m. local time, with responses provided October 6, 2026.