General
Brightline West - Las Vegas to Victor Valley (formally XpressWest)
The Federal Railroad Administration (FRA) is the lead federal agency for the environmental review of the DesertXpress High-Speed Passenger Train project, which was rebranded as the XpressWest project in 2012, and rebranded again in 2022 as the Brightline West – Las Vegas to Victor Valley Project.
High-Strength, Reduced-Modulus, High-Performance Concrete for Prestressed Concrete Crosstie Applications
High-performance concrete (HPC) with early strength development is the material of choice for fabricating prestressed concrete railroad ties. However, the higher strength of HPC results in significantly higher elastic modulus values and increases the rigidity of the tie, leading to higher...