Construction Manager at Risk (CMaR) Alton Maintenance Garage complex

The Iowa DOT is seeking a qualified Construction Manager‑at‑Risk (CMaR) to design‑build‑manage the new Alton Maintenance Garage Complex, which includes a 21,500 sf maintenance garage, a 5,300 sf salt storage structure, and a 7,200 sf cold‑storage building at 4544 Kennedy Ave., Alton, IA 51003. The CM will assume responsibility for delivering the project within a Guaranteed Maximum Price (GMP) and a Guaranteed Delivery Date, coordinating all design, permitting, subcontracting, and construction activities. The solicitation opened on August 27 2026, with a mandatory pre‑proposal conference on September 9 2026 (virtual) and a final bid deadline of October 1 2026 1:00 PM CT. Evaluation will be based on firm history, relevant project experience, project team qualifications, and proposed approach, with a short‑list demonstration/presentation phase in Ames, IA. The anticipated schedule includes pre‑construction services (Dec 2026‑Mar 2027), GMP development (April‑July 2027), construction start (Sept 2027), substantial completion (Dec 2028), and owner occupancy (Apr 2029). The estimated construction value is $10.5 M‑$11.5 M, with the CM’s fee to be negotiated. • Scope: design‑build‑manage new maintenance garage, salt storage, and cold‑storage facilities (≈ 21,500 sf total). • Delivery: CM‑at‑Risk under a GMP and guaranteed delivery date; full subcontractor coordination. • Timeline: Pre‑proposal conference 9 Sep 2026, bid deadline 1 Oct 2026, construction Sept 2027‑Dec 2028, occupancy Apr 2029. • Evaluation: firm history, relevant experience, team, approach; potential short‑list presentation in Ames, IA. • Estimated value: $10.5 M‑$11.5 M (CM fee typically 5‑10% of construction cost).