US Bridges

North Loop RD over Storm Drainage Channel

FairPosted for load

San Bernardino County, California · N of Desert King Road · Structure no. DAPFORNTC000013

Built
1986
39 years old
Condition
Fair
inspected April 2024
Type
Slab
Prestressed Concrete
Length
73 ft
2 main spans
Daily traffic
1,250
2022 count
Owner
Federal
Army

About this bridge

North Loop RD over Storm Drainage Channel is a prestressed concrete slab carrying North Loop RD over Storm Drainage Channel in San Bernardino County, California. It was built in 1986, so it is 39 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. Its operating status is: posted for load restriction.

It carries about 1,250 vehicles a day, roughly 12% of them trucks, projected to reach 1,815 by 2046. The structure is 73 ft (22.3 m) long and 42 ft wide.

CarriesNorth Loop RD
CrossesStorm Drainage Channel
LocationN of Desert King Road
Coordinates35.26703, -116.7056
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating32.5 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans2
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span35 ft (10.7 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,250 (2022)
Projected traffic1,815 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was North Loop RD over Storm Drainage Channel built?

It was built in 1986, making it 39 years old in 2025.

What condition is North Loop RD over Storm Drainage Channel 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 2024.

How much traffic does North Loop RD over Storm Drainage Channel carry?

About 1,250 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is North Loop RD over Storm Drainage Channel?

The structure is 73 ft (22.3 m) long with a longest span of 35 ft (10.7 m) and a deck 42 ft wide.

Who owns North Loop RD over Storm Drainage Channel?

It is owned by the Army.