Antioch Bridge

The Antioch Bridge spans the San Joaquin River, connecting northeastern Contra Costa County to Sacramento County.

Image

The least traveled of the region’s toll bridges, the Antioch is also the only bridge to reach outside the nine-county Bay Area. From Antioch in northeastern Contra Costa County, the bridge arches over the San Joaquin River, touching down in Sacramento County.

A cyclist on the bike/pedestrian path
Bikes & Pedestrians

The Antioch Bridge is one of six state-owned toll bridges that currently have bicycle and pedestrian access.

Seismic retrofit work on the Antioch Bridge
Seismic Safety

After Caltrans and the Bay Area Toll Authority evaluated the seismic safety of the Antioch Bridge, a 2013 seismic retrofit project was done to make the bridge safer during a major earthquake.

Bridge Facts At-A-Glance

LOCATION: State Route 160 between Contra Costa and Sacramento counties
STRUCTURE: Steel plate girder
LENGTH: 1.8 miles
VERTICAL CLEARANCE: 135 feet
CHANNEL SPAN: 460 feet
OPENED:
  • Original structure: January 1926 (replaced)
  • New Structure: December 1978
COST:
  • 1926 Structure: $2 million
  • 1978 Structure: $34 million
AUTO TOLL: $6
CARPOOLS: $3
COLLECTION: One way, northbound in Antioch
TRAFFIC LANES: One lane in each direction
FY 2018-19 TOTAL TOLL-PAID VEHICLES: 3,117,884
FY 2018-19 TOTAL TOLLS COLLECTED: $18,455,090