US Bridges

Del Rosa DR over Warm Creek

Fair

San Bernardino County, California · 0.1 MI S of Baseline ST · Structure no. 54C0596

Built
1987
38 years old
Condition
Fair
inspected March 2024
Type
Slab
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
7,140
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Del Rosa DR over Warm Creek is a prestressed concrete slab carrying Del Rosa DR over Warm Creek in San Bernardino County, California. It was built in 1987, so it is 38 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 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 7,140 vehicles a day, roughly 2% of them trucks, projected to reach 8,685 by 2041. The structure is 42 ft (12.8 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesDel Rosa DR
CrossesWarm Creek
Location0.1 MI S of Baseline ST
RouteCity Street 0
Coordinates34.11997, -117.25239
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span41 ft (12.5 m)
Deck width73 ft (22.1 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,140 (2016)
Projected traffic8,685 by 2041
Trucks2%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Del Rosa DR over Warm Creek built?

It was built in 1987, making it 38 years old in 2025.

What condition is Del Rosa DR over Warm 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 March 2024.

How much traffic does Del Rosa DR over Warm Creek carry?

About 7,140 vehicles per day (2016 count), of which roughly 2% are trucks.

How long is Del Rosa DR over Warm Creek?

The structure is 42 ft (12.8 m) long with a longest span of 41 ft (12.5 m) and a deck 73 ft wide.

Who owns Del Rosa DR over Warm Creek?

It is owned by the City or Municipal Highway Agency.