Construct pedestrian and bike lane, curb ramps and lighting systems.

This project involves the design‑build construction of a new pedestrian and bicycle lane, curb ramps, and integrated roadway lighting at an under‑crossing on Central Avenue in Richmond, Contra Costa County. The work includes site preparation, concrete paving, ramp fabrication, electrical installation for lighting fixtures, and related civil works to improve accessibility and safety for non‑motorized users.