RFP # 41-25 Bellamy Reservoir Dam Repair

The City of Portsmouth is seeking an experienced and qualified firm or team of firms to respond to RFP # 41-25 Bellamy Reservoir Dam Repair . Proposals are to be submitted via the City's e-Procurement Portal via https://procurement.opengov.com/portal/cityofportsmouth . Proposals will be accepted until 2:00 pm on Thursday, August 28, 2025 .

Project work includes

The City of Portsmouth, New Hampshire, acting through its Department of Public Works, issues this Request for Proposals (RFP) from qualified and experienced contractors to provide professional concrete repair services for the Bellamy Reservoir Dam (#D148013) located in Madbury, New Hampshire. To improve the condition of the drinking water supply dam and extend its longevity, areas of aggregate loss, abrasion wear and seepage through minor cracks of concrete must be restored. The scope of work includes patch repairs, and crack sealing of identified seepage and deterioration areas on the dam structure.

The Bellamy Reservoir Dam is a critical component of the Portsmouth Water System and must remain in safe operational condition. Recent inspections by the New Hampshire Department of Environmental Services (NHDES) have identified several areas of concern involving concrete deterioration, cracking, and minor active seepage. Timely repairs are necessary to maintain dam safety and prevent further degradation.