US Bridges

Interstate 40 EB over BNSF RY & AMTRAK

Fair

San Bernardino County, California · 08-SBD-040-R135.88 · Structure no. 54 0873R

Built
1971
54 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
262 ft
3 main spans
Daily traffic
8,750
2019 count
Owner
State
State Highway Agency

About this bridge

Interstate 40 EB over BNSF RY & AMTRAK is a concrete continuous box beam or girders - multiple carrying Interstate 40 EB over BNSF RY & AMTRAK in San Bernardino County, California. It was built in 1971, 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 8,750 vehicles a day, roughly 46% of them trucks, projected to reach 12,924 by 2041. The structure is 262 ft (79.9 m) long and 41 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesInterstate 40 EB
CrossesBNSF RY & AMTRAK
Location08-SBD-040-R135.88
RouteInterstate 40
Coordinates34.89091, -114.70143
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating43.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length262 ft (79.9 m)
Longest span118 ft (36 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,750 (2019)
Projected traffic12,924 by 2041
Trucks46%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Interstate 40 EB over BNSF RY & AMTRAK built?

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

What condition is Interstate 40 EB over 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 April 2023.

How much traffic does Interstate 40 EB over BNSF RY & AMTRAK carry?

About 8,750 vehicles per day (2019 count), of which roughly 46% are trucks.

How long is Interstate 40 EB over BNSF RY & AMTRAK?

The structure is 262 ft (79.9 m) long with a longest span of 118 ft (36 m) and a deck 41 ft wide.

Who owns Interstate 40 EB over BNSF RY & AMTRAK?

It is owned by the State Highway Agency.