McMillan Road and McDermott Road Signal

Ada County Highway District is requesting electronically sealed bids for traffic signal installation and related road improvements at the intersection of McMillan Road and McDermott Road in Meridian, Idaho under ITB Contract CT226-28, with bids due August 19, 2026 at 3:00 p.m. via ACHD's eProcurement portal and a question submission deadline of August 14, 2026 at 12:00 p.m.

The scope includes installing a traffic signal, asphalt widening along McMillan Road, pedestrian ramps with detectable warning domes compliant with Americans with Disabilities Act standards, pavement striping and markings, and related improvements across 35 line items. The work encompasses removal of obstructions, curb and gutter installation (10 linear feet of curb terminus and 105 linear feet of standard curb and gutter), concrete sidewalks (123 square yards), four temporary and three permanent pedestrian ramps, aggregate base materials (730 tons of 6-inch minus uncrushed aggregate and 216 cubic yards of crushed aggregate), plant mix pavement (327 tons Superpave SP-3 PG 64-28), traffic control devices, and traffic signal interconnect conduit installation (1,026 linear feet bored). Construction will disturb approximately 1,310 square yards (0.27 acres) and is scheduled to commence September 7, 2026 and end October 28, 2026. Contractors must coordinate with Canal Ada and the City of Meridian regarding concurrent sewer work. ACHD Traffic Operations will install the traffic signal and complete all electrical work.

Bidders must hold a current Idaho Public Works Contractor License (Type 1, 2, or 4) and comply with Idaho Code Title 44, Chapter 10, requiring 95 percent of the workforce to be Idaho residents. No prevailing wage applies; the project is not federally funded. A bid bond or certified check of 10 percent of the total proposal amount is required at submission; performance and labor and material payment bonds equal to the full contract price are required upon award. Required insurance includes Workers' Compensation at statutory limits with $1,000,000 employer's liability, Commercial General Liability of $2,000,000, and Automobile coverage of $2,000,000. The contractor must maintain an ACHD-approved testing laboratory certified by the Western Alliance for Quality Transportation Construction (WAQTC). Liquidated damages are $1,000 per calendar day for completion delays. The contract will be awarded to the lowest cost responsive bidder within 60 calendar days of bid opening. A preconstruction conference is required prior to work commencement.