US Bridges

Oak Glen RD South over Wilshire Creek

Fair

San Bernardino County, California · 2.3 MI N Wildwood Cnyn RD · Structure no. 54C0673

Built
1999
26 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
80 ft
3 main spans
Daily traffic
661
2015 count
Owner
County
County Highway Agency

About this bridge

Oak Glen RD South over Wilshire Creek is a concrete culvert carrying Oak Glen RD South over Wilshire Creek in San Bernardino County, California. It was built in 1999, so it is 26 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 661 vehicles a day, roughly 2% of them trucks, projected to reach 784 by 2040. The structure is 80 ft (24.4 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesOak Glen RD South
CrossesWilshire Creek
Location2.3 MI N Wildwood Cnyn RD
RouteCounty Highway 0
Coordinates34.03007, -116.94559
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20 + Mod
Structure length80 ft (24.4 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic661 (2015)
Projected traffic784 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Oak Glen RD South over Wilshire Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is Oak Glen RD South over Wilshire Creek 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 July 2023.

How much traffic does Oak Glen RD South over Wilshire Creek carry?

About 661 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Oak Glen RD South over Wilshire Creek?

The structure is 80 ft (24.4 m) long with a longest span of 12 ft (3.7 m).

Who owns Oak Glen RD South over Wilshire Creek?

It is owned by the County Highway Agency.