Rebuilt Static Inverter (SIV) Overhaul and Repair Services

The Dallas Area Rapid Transit Authority (DART) is soliciting sealed bids for rebuilt Static Inverter (SIV) overhaul and repair services under Invitation for Bid No. B-2093306. The procurement encompasses complete overhaul and repair services for Transtechnik/ABB Static Inverter units (DART Part Number 13-001-200, OEM Part Number PT017444) used on Kinkisharyo Light Rail Vehicle fleets 50 through 54, with an estimated quantity of 36 units over the two-year base contract term. Contractors must inspect and assess SIV units provided by DART, perform complete overhauls or repairs to Original Equipment Manufacturer specifications, and return fully functional units ready for installation; work must include providing inspection reports identifying serial numbers, initial condition findings, materials used, and component part numbers in both hard copy and PDF formats. The contractor must possess a minimum of five years of experience performing SIV overhauls and repair services with appropriate personnel skill levels for overhaul, repair, and quality assurance functions, and must demonstrate an acceptable quality assurance, repair, test, and inspection procedures program with a successful three-year record of rebuilding electric light rail vehicle traction motors substantially similar to those specified. Key deliverable requirements include pickup of units within three working days of order issuance and delivery of rebuilt units within 30 days of pickup, with all deliveries on a F.O.B. destination basis to 2212 E. Pioneer, Irving, Texas 75061, Monday through Friday from 7:00 AM to 3:30 PM local Dallas time. The solicitation was issued on March 13, 2026, with offers due by April 7, 2026, at 2:00 PM local Dallas time via electronic submission through DART's supplier portal; written questions must be submitted at least three working days in advance of a pre-bid conference and no later than five working days before the offer submission due date, though no pre-bid conference is currently scheduled. The firm offer period extends for 180 calendar days from the submission due date, and award decisions will be based on price and other price-related factors with consideration for responsible bidders whose bids are most advantageous to DART.

This solicitation establishes a 5 percent Small Business Concern (SBC) participation goal with which offerors must comply or demonstrate good faith efforts through documented outreach to certified SBC firms; SBC certification must be maintained through DART, the North Carolina Texas Regional Certification Agency (NCTRCA), or another entity recognized under the Texas Unified Certification Program (TUCP) prior to contract award. No incumbent vendors or current contractors are identified in the solicitation materials; however, the contract is locally funded and subject to DART's standard procurement regulations and compliance requirements. Contractors must maintain comprehensive insurance coverage including Commercial General Liability ($5,000,000 per occurrence), Commercial Automobile Liability ($2,000,000 combined single limit), Workers' Compensation, Professional Liability ($1,000,000 per claim), and Cargo Insurance, with DART named as an additional insured on a primary and non-contributory basis. Additional mandatory requirements include enrollment in the E-Verify program within 30 days of contract award, compliance with DART's Heavy Repair Maintenance Manual, adherence to ANSI/ESD S20.20 standards for protection of electrical and electronic parts, and maintenance of detailed records for a minimum of five years after contract expiration. The solicitation does not specify award values or budget ranges; however, the contract pricing must be submitted on a unit price basis with all costs including supervision, labor, equipment, materials, transportation, and delivery incorporated into the line item price, and if the contract value exceeds $1 million, the selected bidder must submit a Disclosure of Interested Parties form to the Texas Ethics Commission within five days of Board approval notification.