US Bridges

Interstate 40 over Halfway Hills Wash

Fair

San Bernardino County, California · 08-SBD-040-R101.33 · Structure no. 54 1362R

Built
2024
1 years old
Condition
Fair
inspected February 2025
Type
Slab
Concrete Continuous
Length
271 ft
7 main spans
Daily traffic
6,750
2021 count
Owner
State
State Highway Agency

About this bridge

Interstate 40 over Halfway Hills Wash is a concrete continuous slab carrying Interstate 40 over Halfway Hills Wash in San Bernardino County, California. It was built in 2024, so it is 1 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 6 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 6,750 vehicles a day, roughly 42% of them trucks, projected to reach 9,000 by 2042. The structure is 271 ft (82.7 m) long and 43 ft wide. If it were closed, the detour would be 12.4 mi (20 km).

Location

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CarriesInterstate 40
CrossesHalfway Hills Wash
Location08-SBD-040-R101.33
RouteInterstate 40
CountySan Bernardino County
StateCalifornia
Coordinates34.80276, -115.29258
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHL 93
Structure length271 ft (82.7 m)
Longest span42 ft (12.8 m)
Deck width43 ft (13 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,750 (2021)
Projected traffic9,000 by 2042
Trucks42%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed12.4 mi (20 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 over Halfway Hills Wash built?

It was built in 2024, making it 1 years old in 2025.

What condition is Interstate 40 over Halfway Hills 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 2025.

How much traffic does Interstate 40 over Halfway Hills Wash carry?

About 6,750 vehicles per day (2021 count), of which roughly 42% are trucks.

How long is Interstate 40 over Halfway Hills Wash?

The structure is 271 ft (82.7 m) long with a longest span of 42 ft (12.8 m) and a deck 43 ft wide.

Who owns Interstate 40 over Halfway Hills Wash?

It is owned by the State Highway Agency.