Bid 25-22 Maintenance Stormwater Treatment Practices

The City of Rochester, NH is seeking qualified contractors to perform ongoing maintenance and rehabilitation of approximately 45 city‑owned storm‑water Best Management Practices (BMPs) such as ponds, detention basins, swales, rain‑gardens, and bioretention cells. Work includes inspection, cleaning, tree removal, sediment and vegetation removal, re‑grading, native‑plant re‑planting, mulch installation, seeding, invasive‑species control, and compliance with utility locate and erosion‑control requirements. The contract must be completed by December 31 2025 (substantial completion by November 1 2025) with a one‑year warranty and liquidated damages for late finish. Bidders must provide a 10 % bid bond, 100 % performance bond, and meet insurance minimums. Easement verification is required; sites lacking recorded easements may be removed from the scope. • Scope covers inspection, cleaning, tree removal, sediment removal (often requiring de‑watering), re‑vegetation (native seed) and mulch refresh on each BMP. • Approximately 45 BMP sites; work divided into Category A (tree removal, up to 5 days/site) and Category B (sediment/vegetation removal, up to 1 day/site). • Key dates: Pre‑bid virtual conference May 14 2025 (non‑mandatory), bid deadline May 28 2025 5 PM, bid opening May 29 2025, target start May 15 2025, substantial completion Nov 1 2025, final completion Dec 31 2025. • Mandatory bonding/insurance: 10 % bid bond, 100 % performance bond, general liability $2 M, motor $1 M, workers’ comp per NH law.