Railroads
Intercity Passenger Rail Service Quality and Performance Reports
Quarterly Reports
The following reports and data downloads detail the performance and service quality of intercity passenger train operations based on the Metrics and Standards published November 16, 2020, pursuant to Section 207 of the Passenger Rail Investment and Improvement Act of 2008 (PRIIA):
Full-Scale Shell Impact Test of DOT-113 Tank Car Surrogate Using Liquid Nitrogen
On July 24, 2021, the Federal Railroad Administration (FRA) conducted a full-scale shell impact test (Test 12) of a surrogate DOT-113 specification tank car at the Transportation Technology Center (TTC) in Pueblo, CO. This test was the third DOT-113 impact test in a planned series of four. A DOT...
Raking Impact Testing of Diesel Multiple Unit (DMU) Fuel Tanks
On December 18, 2018, a quasi-static raking test of a diesel multiple unit (DMU) fuel tank was conducted at the Transportation Technology Center (TTC) in Pueblo, CO. This test resulted in puncture of the tank's end sheet and a 22.6-inch tear in its bottom sheet. On November 13, 2019, a second...
Broken Rail and Rollout Detection to Support QMB Operations
Transportation Technology Center, Inc. (TTCI) collaborated with a railroad advisory group to progress a track circuit concept that supports the Quasi-Moving Block (QMB) method of train control. TTCI performed proof-of-concept testing, capacity analysis, hazard analysis, and requirements...