Description
This solicitation calls for a full roof replacement at the District 10 Materials Lab in Stockton, CA. The contractor must provide all labor, materials, equipment, permits, and incidentals to remove the existing roofing system and install a new commercial‑grade roofing system, including fire‑rated coverboard, PVC membrane, insulation, flashing, and gutter work. The work must be performed under a Caltrans contract, with a mandatory site inspection on 4 May 2026 and compliance with state prevailing‑wage, DIR registration, and licensing requirements.
• Provide a 50‑mil PVC roofing membrane with associated accessories.
• Supply and install fire‑rated (Class A) coverboard, 1.75‑in rigid insulation (R‑10), and all required flashings and slopes.
• Obtain State Fire Marshal permit, handle disposal of existing roof, and submit certified payrolls and insurance documentation.