US Bridges

State Route 210 WB over Sterling Avenue

Fair

San Bernardino County, California · 08-SBD-210-R26.28 · Structure no. 54 0795L

Built
1971
54 years old, rebuilt 2023
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
151 ft
2 main spans
Daily traffic
58,500
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 210 WB over Sterling Avenue is a concrete continuous box beam or girders - multiple carrying State Route 210 WB over Sterling Avenue in San Bernardino County, California. It was built in 1971 and reconstructed in 2023, so it is 54 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 5 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 58,500 vehicles a day, roughly 7% of them trucks, projected to reach 64,000 by 2040. The structure is 151 ft (46 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesState Route 210 WB
CrossesSterling Avenue
Location08-SBD-210-R26.28
RouteState Highway 210
CountySan Bernardino County
StateCalifornia
Coordinates34.13917, -117.24393
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionDecember 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 rating61.8 US tons
Inventory rating44.6 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length151 ft (46 m)
Longest span77 ft (23.5 m)
Deck width53 ft (16.3 m)
Roadway width51 ft (15.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic58,500 (2019)
Projected traffic64,000 by 2040
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 State Route 210 WB over Sterling Avenue built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2023.

What condition is State Route 210 WB over Sterling Avenue 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 December 2023.

How much traffic does State Route 210 WB over Sterling Avenue carry?

About 58,500 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is State Route 210 WB over Sterling Avenue?

The structure is 151 ft (46 m) long with a longest span of 77 ft (23.5 m) and a deck 53 ft wide.

Who owns State Route 210 WB over Sterling Avenue?

It is owned by the State Highway Agency.