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Rail Transit

Flatiron has extensive experience converting, modernizing, and constructing freight and commuter rail systems, including both light and heavy rail.

We provide full construction services for rail projects, including track installation, signalization, passenger stations and platforms, crossings, and structures.

Blue Line Trolley Stations

Blue Line Trolley Stations - San Diego, CA

The Blue Line Trolley Stations project in San Diego, California is a $57.9 million project for the San Diego Association of Governments. The blue line is the most heavily used transit service in the San Diego area and has an average daily ridership of more than 50,000 people.The…


Exposition Light Rail Transit

Exposition Light Rail Transit - Los Angeles, CA

 Flatiron, as managing partner of a joint venture with Fluor and Parsons, was responsible for approximately $700 million worth of contracts in Phase 1 of the Exposition Light Rail Line project commissioned by the Exposition Metro Line Construction Authority. The project…


Mission Valley Light Rail (West)

Mission Valley Light Rail (West) - San Diego, CA

The west section of the Mission Valley Light Rail Transit system in San Diego encompassed over three miles of tracks, including 1.5 miles of elevated track. Significant features include new main light rail tracks with traction power and catenary systems, two at-grade stations,…


Oakland Airport Connector

Oakland Airport Connector - Oakland, CA

Flatiron designed and constructed the San Francisco Bay Area Rapid Transit District's long-awaited Oakland Airport Connector, which had been more than 25 years in planning. Originally designed to serve between seven and eight million passengers annually, the airport's…


Rail Bridge 230.6 Replacement

Rail Bridge 230.6 Replacement - Carlsbad, CA

Flatiron replaced a structurally deficient railroad bridge across the Agua Hedionda Lagoon in south Carlsbad, California. According to the San Diego North Country Transit District, extensive marine borer infestation into the timber trestle piles caused an overall degradation…


San Mateo Creek Bridge Replacement at Trestles Beach

San Mateo Creek Bridge Replacement at Trestles Beach - San Clemente, CA

The San Mateo Creek Bridge in San Clemente, Calif., was recently replaced with a new steel and concrete structure. The bridge, nicknamed the Trestles bridge after the historic surf spot nearby, replaces a worn-down wooden structure built in 1941. Crews replaced approximately…


Santa Ana Second Main Track

Santa Ana Second Main Track - Santa Ana, CA

Flatiron constructed a new main track railroad for commuter and freight trains in Santa Ana, California. This $12.6 million project alleviated a bottlenecked single track and allowed more trains to travel through the area. Flatiron installed approximately one-half mile of…


Santa Margarita River Bridge Replacement and Second Track

Santa Margarita River Bridge Replacement and Second Track - Oceanside, CA

Crews are replacing the Santa Margarita Bridge, a reinforced concrete double-track bridge in Oceanside, Calif. The new 755-foot-long bridge consists of a 500-foot main bridge structure spanning the Santa Margarita River and a 255-foot approach trestle spanning the tidal marsh…


Sorrento to Miramar Double Track Phase I

Sorrento to Miramar Double Track Phase I - San Diego, CA

The Sorrento to Miramar Double Track Phase One Project included construction of 1.5 miles of new track, including crossovers and turnouts, parallel to the existing line from south of Sorrento Valley Boulevard to east of Interstate 805. Crews demolished a 1940s era wooden trestle…


Sprinter Mainline

Sprinter Mainline - Oceanside to Escondido, CA

Flatiron built the new 22-mile Sprinter passenger rail in Oceanside, Calif. The passenger train has 15 stations and runs east/west along the Highway 78 corridor between Oceanside, Vista, San Marcos and Escondido. Flatiron converted an existing freight line to commuter…


University of Utah & Salt Lake City Medical Center Light Rail Transit

University of Utah & Salt Lake City Medical Center Light Rail Transit - Salt Lake City, UT

The Utah Transit Authority proposed constructing a light rail transit system consisting of two contiguous major projects: the University LRT and the Medical Center LRT. After successfully completing the University LRT project just prior to the 2002 Winter Olympics held in Salt Lake…