Portable Moisture Density Gauges

The North Carolina Department of Transportation Materials and Tests Unit is requesting bids on 85 portable moisture-density gauges capable of field measurements of asphalt, soil, and base materials with accuracy comparable to nuclear gauges, with bids due November 2, 2026 at 2:00 PM ET. The scope also requires disposal of 146 existing nuclear density gauges in compliance with U.S. Nuclear Regulatory Commission requirements and training to NCDOT supervisors on operation and maintenance of the new equipment.

The gauges must conform to ASTM D2950 and ASTM D8167 standards, provide asphalt density measurements using backscatter method, and soil and base density measurements using direct transmission at selectable depths from 2 to 12 inches. Delivery must be completed within 180 consecutive calendar days after purchase order receipt, fully assembled and ready for use, FOB destination to 1801 Blue Ridge Road, Raleigh, North Carolina 27607.

Bid pricing covers all shipping, delivery, handling, and administrative fees as a total cost to the State. Vendors must submit unit and extended prices for four line items: 85 gauges, disposal of 146 nuclear gauges, classroom and field training as a lot, and an optional maintenance package covering parts, labor, travel, and living expenses with coverage of at least 8:00 AM to 5:00 PM ET Monday through Friday and minimum two preventive and safety maintenance inspections annually.

Award will be based on the responsive, lowest-price bid meeting all specifications and verifications, including past performance, references, and financial stability certification. The State reserves the right to make separate awards to different vendors or request Best and Final Offers. All vendors must register in good standing with North Carolina's Electronic Vendor Portal and comply with state E-Verify and insurance requirements. Written questions are due October 26, 2026 at 11:00 AM ET. The public bid opening will occur via Microsoft Teams on November 2 at 2:00 PM ET. North Carolina vendors may request a price-matching opportunity pursuant to Executive Order #50.