Market Sector

Rail and Transit

In The News

Lucien D. Tender, P.E., Joins T.Y. Lin International as Lead Environmental Engineer for South Region
June 11, 2015

T.Y. Lin International Welcomes Robert Sergeant, P.E., as West Region Director of Rail and Transit
June 11, 2015

Featured Projects

Mission Valley LRT Extensions
Mission Valley LRT Extensions San Diego, California
California High-Speed Rail
California High-Speed Rail Statewide, California
Automated People Mover at MIA
Automated People Mover at MIA Miami, Florida
Lima Metro Line 1, Segment 1
Lima Metro Line 1, Segment 1 Lima, Peru

What We Do

Our services include the complete planning, design, and construction of railways including high-speed rail, light rail, freight railways, multi-modal facilities, and maintenance yards. For this work, we regularly address such critical issues as, including public involvement, environmental concerns, construction phasing, coordination among regulatory agencies, right-of-way status, and the evaluation of multi-modal alternatives.

Areas of Expertise

Our Rail and Transit design and construction inspection services extend to:

  • Railroad Bridges
  • Elevated Guideway Structures
  • Cut-and-Cover Tunnels
  • Rail Alignment and Trackwork
  • Stations
  • Maintenance Facilities

Our transportation planning services include "new start" commuter rail feasibility studies; rapid transit, light rail and commuter rail preliminary design studies; railroad abandonment studies; rail transit system access and traffic studies; maintenance facility rehabilitation and expansion programs; and pedestrian studies. We also provide comprehensive program management services for capital programs and construction programs.

Key Clients

  • Transit Authorities
  • Commuter Railroads
  • Private Railroad Companies