US Bridges

Interstate 40 EB over West Ludlow Wash

Poor

San Bernardino County, California · 08-SBD-040-R49.71 · Structure no. 54 0079R

Built
1968
57 years old
Condition
Poor
inspected February 2024
Type
Slab
Concrete Continuous
Length
106 ft
4 main spans
Daily traffic
9,000
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 40 EB over West Ludlow Wash is a concrete continuous slab carrying Interstate 40 EB over West Ludlow Wash in San Bernardino County, California. It was built in 1968, so it is 57 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 9,000 vehicles a day, roughly 60% of them trucks, projected to reach 12,577 by 2044. The structure is 106 ft (32.3 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 40 EB
CrossesWest Ludlow Wash
Location08-SBD-040-R49.71
RouteInterstate 40
Coordinates34.72501, -116.16819
Functional classRural Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span26 ft (7.9 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,000 (2022)
Projected traffic12,577 by 2044
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$845,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 40 EB over West Ludlow Wash built?

It was built in 1968, making it 57 years old in 2025.

What condition is Interstate 40 EB over West Ludlow Wash in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does Interstate 40 EB over West Ludlow Wash carry?

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

How long is Interstate 40 EB over West Ludlow Wash?

The structure is 106 ft (32.3 m) long with a longest span of 26 ft (7.9 m) and a deck 45 ft wide.

Who owns Interstate 40 EB over West Ludlow Wash?

It is owned by the State Highway Agency.