The Colton Joint Unified School District is soliciting bids for a modular classroom addition to house a Transitional‑Kindergarten program at Terrace View Elementary School. The contractor must supply, deliver, and set a modular unit (the modular unit itself will be purchased by the district) and install owner‑provided playground equipment. Bidders must hold a California Class B General Contractor license, be registered with the California Department of Industrial Relations, and comply with prevailing‑wage requirements for public‑works projects. Performance and payment bonds are required, and the contractor must be prepared to address potential asbestos hazards as notified by the district. The procurement process includes a mandatory pre‑bid site walk (job walk) on January 8 2026, an RFI deadline of December 16 2025, a pre‑qualification deadline of December 18 2025, and a final bid submission deadline of January 7 2026 at 2:00 p.m. Bids will be opened publicly at the same time. No budget or contract award date is disclosed; the bid tabulation later showed competitive bids ranging from $1.54 M to $2.08 M. • Modular classroom installation (supplier to provide unit, contractor to set) • Installation of owner‑furnished playground equipment • Mandatory Class B General Contractor license & DIR registration • Prevailing‑wage compliance (public‑work) • Required performance/security bonds (Gov’t Code §4590) • Potential asbestos exposure – contractor must follow 40 CFR Part 763.84(d) • Mandatory job walk/site visit on Jan 8 2026 (mandatory for general contractors) • RFI deadline: Dec 16 2025; Pre‑qualification deadline: Dec 18 2025 • Bid submission deadline: Jan 7 2026, 2 p.m.; public opening same time • Estimated contract value (based on bid tabulation): $1.5 M – $2.1 M • Project location: Terrace View Elementary School, 22731 Grand Terrace Rd., Grand Terrace, CA 92313.