US Bridges

Central Avenue over State Route 60

Good

San Bernardino County, California · 08-SBD-060-R2.37-CHN · Structure no. 54 0747

Built
1970
55 years old, rebuilt 2023
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
239 ft
2 main spans
Daily traffic
55,000
2023 count
Owner
State
State Highway Agency

About this bridge

Central Avenue over State Route 60 is a concrete continuous box beam or girders - multiple carrying Central Avenue over State Route 60 in San Bernardino County, California. It was built in 1970 and reconstructed in 2023, so it is 55 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 55,000 vehicles a day, roughly 2% of them trucks, projected to reach 61,210 by 2045. The structure is 239 ft (72.8 m) long and 150 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCentral Avenue
CrossesState Route 60
Location08-SBD-060-R2.37-CHN
RouteCity Street 0R083
Coordinates34.03059, -117.68959
Functional classUrban Other Principal Arterial

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating72.9 US tons
Inventory rating56.1 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length239 ft (72.8 m)
Longest span123 ft (37.6 m)
Deck width150 ft (45.7 m)
Roadway width128 ft (39 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,000 (2023)
Projected traffic61,210 by 2045
Trucks2%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 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 Central Avenue over State Route 60 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2023.

What condition is Central Avenue over State Route 60 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 2023.

How much traffic does Central Avenue over State Route 60 carry?

About 55,000 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is Central Avenue over State Route 60?

The structure is 239 ft (72.8 m) long with a longest span of 123 ft (37.6 m) and a deck 150 ft wide.

Who owns Central Avenue over State Route 60?

It is owned by the State Highway Agency.