North Fork San Gabriel River Bridge Scour Mitigation/Seismic Retrofit

North Fork San Gabriel River Bridge Scour Mitigation/Seismic Retrofit

NOTE: Neg Dec/FONSI/Final Caltrans has completed technical studies and issued a Negative Declaration/Finding of No Significant Impact (ND/FONSI) for the scour mitigation and rehabilitation of the North Fork San Gabriel River Bridge, located at postmile 31.2 on State Route 39 in the Angeles National Forest. The alternative that has been identified as preferred includes scour mitigation, bridge rail replacement, seismic retrofit, construction of steel column casings, footing retrofit with steel piles, retaining walls along the bank, and check dam installation.

Azusa

Los Angeles

Air Resources Board, Transportation Projects, Cal Fire, California Department of Conservation (DOC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Highway Patrol, California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), California State Lands Commission (SLC), Department of Toxic Substances Control, Department of Water Resources, Office of Emergency Services, California, Office of Historic Preservation, Resources Agency, San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy (RMC)

Transportation:Other (Bridge Rehabilitation)

Aesthetics, Air Quality, Biological Resources, Cultural Resources, Drainage/Absorption, Economics/Jobs, Flood Plain/Flooding, Geology/Soils, Growth Inducement, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Noise, Population/Housing, Public Services, Recreation, Solid Waste, Transportation, Vegetation, Wetland/Riparian, Wildfire