US Bridges

Baseline ST over Warm Creek

Fair

San Bernardino County, California · 1.8 MI E Waterman Ave · Structure no. 54C0215

Built
1969
56 years old
Condition
Fair
inspected November 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
13,100
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Baseline ST over Warm Creek is a concrete culvert carrying Baseline ST over Warm Creek in San Bernardino County, California. It was built in 1969, so it is 56 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 13,100 vehicles a day, roughly 2% of them trucks, projected to reach 36,006 by 2044. The structure is 26 ft (7.9 m) long and 83 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBaseline ST
CrossesWarm Creek
Location1.8 MI E Waterman Ave
RouteCity Street 0
Coordinates34.12119, -117.24757
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length26 ft (7.9 m)
Longest span12 ft (3.8 m)
Deck width83 ft (25.2 m)
Roadway width73 ft (22.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,100 (2015)
Projected traffic36,006 by 2044
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 Baseline ST over Warm Creek built?

It was built in 1969, making it 56 years old in 2025.

What condition is Baseline ST 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 November 2024.

How much traffic does Baseline ST over Warm Creek carry?

About 13,100 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Baseline ST over Warm Creek?

The structure is 26 ft (7.9 m) long with a longest span of 12 ft (3.8 m) and a deck 83 ft wide.

Who owns Baseline ST over Warm Creek?

It is owned by the City or Municipal Highway Agency.