UNSPSC 41112805: Rail downthrow measuring instrument

An instrument that measures the maximum downthrow volume of the running rail with the dynamic load conveyed from the train when it passes the train.

UNSPSC 41112805 Rail downthrow measuring instrument is a Commodity code that captures track inspection, measurement, and diagnostic services for railroad and streetcar maintenance operations. State and local governments buy these services to assess rail system conditions, detect wear and misalignment, and inform maintenance scheduling on both freight and transit rail assets. The issuing bodies are predominantly transit authorities and municipal rail operators—Charlotte Area Transit System (CATS) and the City of Dallas both posted opportunities in the past two months for track and streetcar truck diagnostic and maintenance work. These agencies use the code to solicit specialized inspection and overhaul services that require original equipment manufacturer (OEM) compliance and precision measurement to meet safety and reliability standards.

Recent activity clusters in North Carolina and Texas. Charlotte Area Transit System posted an RFP (solicitation 26920272117) on August 18, 2026, due October 20, 2026, for CATS IV Streetcar Truck Overhauls, including truck, hydraulic, and braking system assessments and maintenance on Siemens equipment at 15-year and 270,000-mile service intervals, along with low-floor axle and wheelset work at 300,000-mile intervals. The City of Dallas posted an RFP (solicitation BTZ2600031254) on October 8, 2026, due November 13, 2026, for a thirty-six-month ID/IQ service price agreement covering track inspections and maintenance and repairs of its railroad spur track system, with services ordered on an as-needed basis. Both opportunities target vendors with transit-system or freight-rail inspection and maintenance expertise and OEM-standard compliance capability.