US Bridges

Cajon Blvd over Devil Creek

Fair

San Bernardino County, California · 1.1 MI S. of Palm · Structure no. 54C0074

Built
1957
68 years old, rebuilt 1995
Condition
Fair
inspected February 2024
Type
Tee Beam
Concrete Continuous
Length
82 ft
2 main spans
Daily traffic
7,987
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Cajon Blvd over Devil Creek is a concrete continuous tee beam carrying Cajon Blvd over Devil Creek in San Bernardino County, California. It was built in 1957 and reconstructed in 1995, so it is 68 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 7,987 vehicles a day, roughly 10% of them trucks, projected to reach 11,196 by 2046. The structure is 82 ft (25 m) long and 74 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCajon Blvd
CrossesDevil Creek
Location1.1 MI S. of Palm
RouteCounty Highway 0
Coordinates34.17424, -117.35149
Functional classUrban Minor Arterial

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.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating26.8 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length82 ft (25 m)
Longest span43 ft (13.1 m)
Deck width74 ft (22.5 m)
Roadway width67 ft (20.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,987 (2024)
Projected traffic11,196 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Cajon Blvd over Devil Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1995.

What condition is Cajon Blvd over Devil 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 February 2024.

How much traffic does Cajon Blvd over Devil Creek carry?

About 7,987 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Cajon Blvd over Devil Creek?

The structure is 82 ft (25 m) long with a longest span of 43 ft (13.1 m) and a deck 74 ft wide.

Who owns Cajon Blvd over Devil Creek?

It is owned by the City or Municipal Highway Agency.