US Bridges

Richardson Street over Interstate 10

Fair

San Bernardino County, California · 08-SBD-010-26.81-LMLN · Structure no. 54 0597

Built
1962
63 years old
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
228 ft
4 main spans
Daily traffic
450
2019 count
Owner
State
State Highway Agency

About this bridge

Richardson Street over Interstate 10 is a concrete continuous box beam or girders - multiple carrying Richardson Street over Interstate 10 in San Bernardino County, California. It was built in 1962, so it is 63 years old, older 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 450 vehicles a day, roughly 2% of them trucks, projected to reach 600 by 2041. The structure is 228 ft (69.5 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRichardson Street
CrossesInterstate 10
Location08-SBD-010-26.81-LMLN
RouteCity Street 0
Coordinates34.06671, -117.25252
Functional classUrban 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
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 inspectionMay 2023
Inspection intervalevery 24 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 alignment8: Equal to present desirable criteria
Operating rating61.1 US tons
Inventory rating44 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length228 ft (69.5 m)
Longest span82 ft (25 m)
Deck width40 ft (12.3 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2019)
Projected traffic600 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Richardson Street over Interstate 10 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Richardson Street over Interstate 10 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 May 2023.

How much traffic does Richardson Street over Interstate 10 carry?

About 450 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is Richardson Street over Interstate 10?

The structure is 228 ft (69.5 m) long with a longest span of 82 ft (25 m) and a deck 40 ft wide.

Who owns Richardson Street over Interstate 10?

It is owned by the State Highway Agency.