US Bridges

Ranchero Road over Interstate 15

Good

San Bernardino County, California · 08-SBD-015-30.37-HES · Structure no. 54 1285

Built
2015
10 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
380 ft
2 main spans
Daily traffic
1,000
2015 count
Owner
State
State Highway Agency

About this bridge

Ranchero Road over Interstate 15 is a concrete continuous box beam or girders - multiple carrying Ranchero Road over Interstate 15 in San Bernardino County, California. It was built in 2015, so it is 10 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,000 vehicles a day, roughly 3% of them trucks, projected to reach 2,000 by 2042. The structure is 380 ft (115.8 m) long and 139 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRanchero Road
CrossesInterstate 15
Location08-SBD-015-30.37-HES
RouteCounty Highway 0
Coordinates34.383, -117.41531
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length380 ft (115.8 m)
Longest span196 ft (59.8 m)
Deck width139 ft (42.5 m)
Roadway width120 ft (36.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2015)
Projected traffic2,000 by 2042
Trucks3%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Ranchero Road over Interstate 15 built?

It was built in 2015, making it 10 years old in 2025.

What condition is Ranchero Road over Interstate 15 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Ranchero Road over Interstate 15 carry?

About 1,000 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Ranchero Road over Interstate 15?

The structure is 380 ft (115.8 m) long with a longest span of 196 ft (59.8 m) and a deck 139 ft wide.

Who owns Ranchero Road over Interstate 15?

It is owned by the State Highway Agency.