Remove and Replace Underground Product Piping

The Montana Department of Transportation (MDT) is soliciting competitive sealed bids to remove and replace underground product piping associated with two 12,000‑gal underground storage tanks (one gasoline, one diesel) at the Helena headquarters. The contractor must provide all labor, materials, equipment, and incidentals, obtain required DEQ permits, install 1‑1/2‑inch APT‑approved piping, install sump sensors and over‑fill alarms, backfill and restore concrete, and integrate the new sensors with the existing automatic tank gauging (ATG) system. The work must be completed between mid‑March and mid‑June 2027. Bidders must submit a narrative, a current DEQ license, contractor registration number, and a bid security if the bid is $150,000 or greater. The solicitation is open for submission until 1 Oct 2026. • Scope: Full removal of existing underground fuel product piping and installation of new 1‑1/2‑inch total‑containment piping, sensors, and alarms. • Requirements: DEQ licensing, MDT registration, bid security (10 % for bids ≥ $150k), compliance with Montana prevailing‑wage rules, and nondiscrimination certification. • Timeline: Bid opening 9 Oct 2026, submission deadline 1 Oct 2026, contract performance 15 Mar 2027‑15 Jun 2027.