US Bridges

Interstate 40 WB over Broadwell Wash

Fair

San Bernardino County, California · 08-SBD-040-R54.09 · Structure no. 54 0757L

Built
1970
55 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
79 ft
1 main span
Daily traffic
9,000
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 40 WB over Broadwell Wash is a concrete box beam or girders - multiple carrying Interstate 40 WB over Broadwell Wash in San Bernardino County, California. It was built in 1970, 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 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 9,000 vehicles a day, roughly 60% of them trucks, projected to reach 10,613 by 2046. The structure is 79 ft (24.1 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 40 WB
CrossesBroadwell Wash
Location08-SBD-040-R54.09
RouteInterstate 40
Coordinates34.72757, -116.09117
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.2 US tons
Inventory rating30.3 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length79 ft (24.1 m)
Longest span78 ft (23.8 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2022)
Projected traffic10,613 by 2046
Trucks60%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 40 WB over Broadwell Wash built?

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

What condition is Interstate 40 WB over Broadwell Wash 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 February 2024.

How much traffic does Interstate 40 WB over Broadwell Wash carry?

About 9,000 vehicles per day (2022 count), of which roughly 60% are trucks.

How long is Interstate 40 WB over Broadwell Wash?

The structure is 79 ft (24.1 m) long with a longest span of 78 ft (23.8 m) and a deck 41 ft wide.

Who owns Interstate 40 WB over Broadwell Wash?

It is owned by the State Highway Agency.