Four Hills Landfill Phase IV Litter Control Fence Extension

The City of Nashua, New Hampshire Department of Public Works is issuing Invitation to Bid (IFB0381-042826) for the installation of litter control fence infrastructure at the Four Hills Landfill in Hillsborough County. The procurement requires qualified contractors to furnish and install approximately 735 linear feet of new litter control fence, remove and reinstall existing steel guardrail systems, excavate and backfill soil for fence post installation, and provide as-built survey plans. Bidders must demonstrate a minimum of five years of experience with at least five similar projects and provide references from recently completed work. Required qualifications include general liability insurance of $1,000,000 per occurrence and $2,000,000 aggregate, combined single limit auto liability of $1,000,000, and workers' compensation coverage in compliance with New Hampshire statutes. Key deadlines include a mandatory pre-bid meeting and site walkthrough on Thursday, April 9, 2026 at 10:00 a.m. at the Division of Public Works Administration Building (848 West Hollis Street, Nashua), bidder questions due by Thursday, April 16, 2026 at noon with answers posted by Tuesday, April 21, 2026 at 3:00 p.m., and bid submission deadline of Tuesday, April 28, 2026 at 2:00 p.m. The project is expected to achieve substantial completion by September 25, 2026 and final completion by October 16, 2026, with liquidated damages of $250 per working day assessed for delays beyond these dates.

The solicitation does not specify any set-aside designations or restrictions limiting responses to particular types of organizations or disadvantaged enterprises. Litter fence poles shall be Coastal Netting Systems or equivalent, set 50 feet on center and designed for a minimum 100-mph wind speed with calculations stamped by a New Hampshire licensed Professional Engineer. Bidders must provide a bid bond equivalent to 5% of the total bid price and, upon award, furnish performance and payment bonds each equal to 100% of the contract price. Retainage shall be held at 10% of monthly payments until the work is 50% complete, after which further retainage may be waived if the contractor demonstrates satisfactory quality and timeliness, with an additional 2% retainage held for one year following final completion. All bids remain binding for 90 days following the bid deadline of April 28, 2026. No specific award value or budget range is disclosed in the available documentation.