US Bridges

Waterfront RD over UP RR BNSF RY & AMTRAK

Fair

Contra Costa County, California · 0.8 MI E of I-680 · Structure no. 28C0005

Built
1978
47 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
177 ft
3 main spans
Daily traffic
2,409
2014 count
Owner
County
County Highway Agency

About this bridge

Waterfront RD over UP RR BNSF RY & AMTRAK is a prestressed concrete continuous stringer/multi-beam or girder carrying Waterfront RD over UP RR BNSF RY & AMTRAK in Contra Costa County, California. It was built in 1978, so it is 47 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,409 vehicles a day, roughly 8% of them trucks, projected to reach 9,274 by 2044. The structure is 177 ft (54.1 m) long and 44 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesWaterfront RD
CrossesUP RR BNSF RY & AMTRAK
Location0.8 MI E of I-680
RouteCounty Highway 0
CountyContra Costa County
StateCalifornia
Coordinates38.02633, -122.09871
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length177 ft (54.1 m)
Longest span78 ft (23.8 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,409 (2014)
Projected traffic9,274 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed8.7 mi (14 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 Waterfront RD over UP RR BNSF RY & AMTRAK built?

It was built in 1978, making it 47 years old in 2025.

What condition is Waterfront RD over UP RR BNSF RY & AMTRAK in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Waterfront RD over UP RR BNSF RY & AMTRAK carry?

About 2,409 vehicles per day (2014 count), of which roughly 8% are trucks.

How long is Waterfront RD over UP RR BNSF RY & AMTRAK?

The structure is 177 ft (54.1 m) long with a longest span of 78 ft (23.8 m) and a deck 44 ft wide.

Who owns Waterfront RD over UP RR BNSF RY & AMTRAK?

It is owned by the County Highway Agency.