STP-0377(008) Seismic Retrofit, Haleakala Hwy, 3 Bridges, Maui

The State of Hawaii Department of Transportation is soliciting bids for a seismic retrofit of three highway bridges (Waiale Gulch, Alae Gulch, and Pulehu Gulch) on the Haleakala Highway (Route 377) in Maui. The work includes debris removal, carbon‑fiber wrapping of piers, back‑fill replacement with controlled low‑strength material, creep‑block replacement, pier footing upgrades, pavement installation, scour countermeasures, and traffic control. The contract is a federally‑aid project (STP‑0377(008)) with an estimated construction cost of $10‑$14 million. Bids must be submitted electronically via HIePRO by 2:00 PM HST on 15 Oct 2026. A virtual pre‑bid conference is scheduled for 22 Sep 2026 (attendance optional). All bidders must hold a valid Hawaii General Engineering “A” license and comply with state and federal labor, safety, and DBE requirements. • Location: Maui, Hawaii (State Highway 377) • Scope: Seismic retrofit of three bridges – debris removal, carbon‑fiber pier wrapping, back‑fill with CLSM, pier footing upgrades, pavement, scour protection, traffic control • Estimated cost: $10 M – $14 M • Bid submission: Electronic via HIePRO, deadline 10/15/2026 02:00 PM HST • Pre‑bid conference: 09/22/2026 10:30 AM HST (virtual, optional) • RFI deadline: 09/25/2026 02:00 PM HST • Required licenses: Hawaii General Engineering “A” license • Compliance: State/federal statutes, Davis‑Bacon, DBE, safety, environmental, and GET taxes included