RFB 06580 Service, Repair, Test and Calibration of Leakwise Oil on Water Detection and Monitoring

The North Texas Tollway Authority is requesting bids for service, repair, testing, and calibration of the Leakwise Oil-on-Water Detection and Monitoring System under RFB 06580, with bids due October 13, 2026 at 10:00 a.m. CT and a pre-bid conference scheduled for September 24, 2026 at 10:00 a.m. CT via Microsoft Teams.

A small business subcontractor participation goal is established. The scope covers annual cleaning of three ID-223 Oil Sheen Sensor assemblies located in water vaults at the Addison Airport Toll Tunnel in Addison, Texas; inspection of electrical cables and guide rail systems; system testing and calibration of the SLC-220 Multi Smart Leakwise Controller; and replacement of system components including digital controllers, analog boards, and detectors as needed. The contractor must maintain the system at 97% accuracy operating 365 days per year. Work must be performed during standard business hours (7:30 a.m. to 5:00 p.m. CST, Monday through Friday), with NTTA providing at least 15 days' advance notice for scheduling.

The contract term is three years with biannual preventive maintenance service required. Pricing must include all labor, materials, travel, fuel, mobilization, and vehicle expenses with no separate trip charges or fuel surcharges permitted for scheduled biannual inspections. The bid sheet requires pricing for biannual preventive maintenance, hourly labor rates for foreman and helper, and replacement parts pricing. Contractor pricing shall remain firm and fixed for the initial 12-month period, with no more than one price adjustment permitted during any subsequent 12-month period, subject to NTTA approval and supported by verifiable documentation of market changes.

The contractor must obtain comprehensive insurance coverage, maintain a 12-month warranty on all repairs, labor, and materials, and comply with OSHA and NFPA electrical safety standards. Bid questions are due September 30, 2026 at 5:00 p.m. CT. Bids are submitted via NTTA Marketplace with bid opening on October 13 at 2:00 p.m. CT. NTTA reserves the right to award the contract to multiple bidders based on operational needs. NTTA is tax-exempt and will not include sales or excise taxes in the contract.