# Marin County Marincounty #2025-242025-28-eng-hsip-cycle-12-butterfield-rd-pedestrian-crossing-and-2025-countywide-drainage-project

Marin County pedestrian crossing and drainage construction project

**Posted:** October 13, 2026
**Respond By:** October 27, 2026
**Identifier:** 2025-242025-28-eng-hsip-cycle-12-butterfield-rd-pedestrian-crossing-and-2025-countywide-drainage-project
**NAICS:** 237310, 237990, 238990

Marin County is seeking a contractor for pedestrian-crossing and drainage improvements at Irving Drive and Butterfield Road in unincorporated San Anselmo.
- **Government buyer:** Marin County Department of Public Works, Marin County.
- **Scope:** Install 2 crosswalks with accessible concrete landings, ADA-compliant curb ramps, Rectangular Rapid Flashing Beacons (RRFBs), and 2 bioretention basins; also perform minor grinding and paving, traffic striping, and pavement marking work.
- **Notable requirements:** A valid Class A contractor license is required. The stated construction duration is 35 working days; the engineer’s estimate is $550,000.
- **OEMs and named vendors:** None identified in the notice or attachment summary.

### Description

The project includes installation of two crosswalks, ADA-compliant curb ramps, Rectangular Rapid Flashing Beacons (RRFBs), and two bioretention basins. It also includes minor grind and paving work, traffic striping, and pavement markings. Work will take place at the intersection of Irving Drive and Butterfield Road in unincorporated Marin County in San Anselmo.

[View original listing](https://www.marincounty.gov/contracting-opportunities/2025-242025-28-eng-hsip-cycle-12-butterfield-rd-pedestrian-crossing-and-2025-countywide-drainage-project)