US Bridges

Rancho Ave over UP RR & AMTRAK

Good

San Bernardino County, California · 300 South RTE I-10 · Structure no. 54C0126

Built
1970
55 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
188 ft
3 main spans
Daily traffic
14,295
2015 count
Owner
County
County Highway Agency

About this bridge

Rancho Ave over UP RR & AMTRAK is a concrete continuous box beam or girders - multiple carrying Rancho Ave over UP RR & AMTRAK in San Bernardino County, California. It was built in 1970, so it is 55 years old, older 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 14,295 vehicles a day, roughly 3% of them trucks, projected to reach 26,078 by 2042. The structure is 188 ft (57.3 m) long and 70 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRancho Ave
CrossesUP RR & AMTRAK
Location300 South RTE I-10
RouteCounty Highway 0
CountySan Bernardino County
StateCalifornia
Coordinates34.06631, -117.33573
Functional classUrban 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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length188 ft (57.3 m)
Longest span106 ft (32.3 m)
Deck width70 ft (21.3 m)
Roadway width63 ft (19.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,295 (2015)
Projected traffic26,078 by 2042
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Rancho Ave over UP RR & AMTRAK built?

It was built in 1970, making it 55 years old in 2025.

What condition is Rancho Ave over UP RR & AMTRAK 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 October 2024.

How much traffic does Rancho Ave over UP RR & AMTRAK carry?

About 14,295 vehicles per day (2015 count), of which roughly 3% are trucks.

How long is Rancho Ave over UP RR & AMTRAK?

The structure is 188 ft (57.3 m) long with a longest span of 106 ft (32.3 m) and a deck 70 ft wide.

Who owns Rancho Ave over UP RR & AMTRAK?

It is owned by the County Highway Agency.