Highways, bridges, transit, rail, and ports across California. Filter by market to see the multimodal infrastructure IDC has designed and delivered.
Independent verification, validation, and PM/CM services for CHSR CP 2-3.
Cost-effective structural design support for CHSR DB 2-3.
Structural design and coordination for the Los Angeles Union Station transformation.
Structural design and project coordination for the Sepulveda Transit Corridor.
Widening and seismic upgrade of the historic arch bridge over the Los Angeles River.
Bridge replacement and multimodal upgrades for the Higuera Street Bridge.
Replacing a two-lane bridge with a new four-lane multimodal bridge in Highland, CA.
Rehabilitation of the Glendale-Hyperion bridge complex over I-5, the LA River, and the river bikeway.
Lowering Pennsylvania Avenue under the UPRR tracks for safer, smoother mobility.
ADA-compliant ramp and sidewalk improvements across South Fontana.
Replacing the La Cadena Drive bridge over the Santa Ana River with a new six-lane crossing in Colton, CA.
Program and project management services for Caltrans District 7 across Los Angeles and Ventura Counties.
Redevelopment of Pier G, including wharves, terminal buildings, and environmental upgrades at the Port of Long Beach.
A grade-separated roadway underpass and new railroad bridge on Durfee Avenue in Pico Rivera, CA.
Rehabilitation, widening, and seismic retrofit of the Rosecrans Avenue bridge in Paramount, CA.
Complete rebuild of the east span of the San Francisco Oakland Bay Bridge.
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