US Bridges

Pacific Ave over UP RR BNSF RY & AMTRAK

Good

Contra Costa County, California · At San Pablo Ave · Structure no. 28C0379

Built
1958
67 years old, rebuilt 2002
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
122 ft
3 main spans
Daily traffic
1,518
2013 count
Owner
County
County Highway Agency

About this bridge

Pacific Ave over UP RR BNSF RY & AMTRAK is a steel stringer/multi-beam or girder carrying Pacific Ave over UP RR BNSF RY & AMTRAK in Contra Costa County, California. It was built in 1958 and reconstructed in 2002, so it is 67 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,518 vehicles a day, roughly 4% of them trucks, projected to reach 2,195 by 2046. The structure is 122 ft (37.3 m) long and 29 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesPacific Ave
CrossesUP RR BNSF RY & AMTRAK
LocationAt San Pablo Ave
RouteCounty Highway 0
Coordinates38.03764, -122.27108
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating25.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length122 ft (37.3 m)
Longest span50 ft (15.2 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,518 (2013)
Projected traffic2,195 by 2046
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Pacific Ave over UP RR BNSF RY & AMTRAK built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2002.

What condition is Pacific Ave over UP RR BNSF RY & AMTRAK in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does Pacific Ave over UP RR BNSF RY & AMTRAK carry?

About 1,518 vehicles per day (2013 count), of which roughly 4% are trucks.

How long is Pacific Ave over UP RR BNSF RY & AMTRAK?

The structure is 122 ft (37.3 m) long with a longest span of 50 ft (15.2 m) and a deck 29 ft wide.

Who owns Pacific Ave over UP RR BNSF RY & AMTRAK?

It is owned by the County Highway Agency.