US Bridges

Fairview Ave over State Route 4

Good

Contra Costa County, California · 04-CC-004-R37.00-BTWD · Structure no. 28 0392

Built
2009
16 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
146 ft
1 main span
Daily traffic
15,400
2019 count
Owner
State
State Highway Agency

About this bridge

Fairview Ave over State Route 4 is a prestressed concrete box beam or girders - multiple carrying Fairview Ave over State Route 4 in Contra Costa County, California. It was built in 2009, so it is 16 years old, younger 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 15,400 vehicles a day, roughly 10% of them trucks, projected to reach 52,798 by 2045. The structure is 146 ft (44.5 m) long and 46 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesFairview Ave
CrossesState Route 4
Location04-CC-004-R37.00-BTWD
RouteState Highway 4
CountyContra Costa County
StateCalifornia
Coordinates37.90655, -121.72471
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length146 ft (44.5 m)
Longest span142 ft (43.2 m)
Deck width46 ft (14.1 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,400 (2019)
Projected traffic52,798 by 2045
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Fairview Ave over State Route 4 built?

It was built in 2009, making it 16 years old in 2025.

What condition is Fairview Ave over State Route 4 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 June 2023.

How much traffic does Fairview Ave over State Route 4 carry?

About 15,400 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Fairview Ave over State Route 4?

The structure is 146 ft (44.5 m) long with a longest span of 142 ft (43.2 m) and a deck 46 ft wide.

Who owns Fairview Ave over State Route 4?

It is owned by the State Highway Agency.