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Comments on Molten Sulfur Rule Changes

This is in response to questions from the field requesting a clarification of the Hazardous Materials Regulations (HMR), concerning Docket HM-198 pertaining to molten sulfur.

Fiber Optic Train Tracking - Phase 1

The Federal Railroad Administration (FRA) sponsored a test conducted by Transportation Technology Center, Inc. (TTCI), in September 2017, to evaluate the capability of Fiber-Optic Acoustic Detection (FOAD) to track trains and identify track occupied in multiple track territories. Testing results...

Impact of Water on Cracked Concrete Crosstie Service Life

To investigate the impact of moisture on crack growth and other tie damage, UIUC researchers subjected pretensioned concrete crossties and small-scale beams to repeated loading conditions with water added to the system. Laboratory results revealed that cracked pretensioned concrete crossties...

Quasi-Static Research Testing of Workstation Tables

Sharma & Associates, Inc. (SA) performed quasi-static destructive loading tests on two different designs of passenger workstation tables in accordance with the requirements of the American Public Transportation Association (APTA) safety standard APTA PR-CS-S-018-013, Revision 1. SA conducted...