DPS D1 1333 Ohio Roof Replacement

The Iowa Department of Administrative Services is seeking qualified contractors to replace the entire roofing system on the DPS District 1 building located at 1333 Ohio Street, Des Moines, IA. The scope includes demolition of the existing roof, removal of damaged wood blocking, installation of new high‑density polyisocyanurate insulation, a TPO membrane (or approved equivalent), new flashing, roof ladder, parapet scupper modifications, and all associated roofing specialties. Bidders must submit a completed bid form, a 5 % bid security, and comply with state affirmative‑action and small‑business requirements. The project is tax‑exempt, Davis‑Bacon does not apply, and construction is scheduled to begin in August 2026 with substantial completion expected by November 2026. • Full roof replacement (demolition, insulation, TPO membrane, flashing, ladder, scupper changes) • Required bid security of 5 % of total bid; electronic submission via IMPACS • Mandatory compliance with Iowa non‑discrimination and targeted small‑business clauses • Construction window: August 4 2026 – November 16 2026 (≈4 months) • Pre‑bid meeting/ site walk‑through on June 4 2026 (optional)