US Bridges

Mountain View Ave over UP RR & AMTRAK

Good

San Bernardino County, California · 1.0 MI S of I-10 · Structure no. 54C0353

Built
1980
45 years old, rebuilt 2010
Condition
Good
inspected October 2024
Type
Girder and Floorbeam System
Prestressed Concrete
Length
121 ft
1 main span
Daily traffic
23,151
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Mountain View Ave over UP RR & AMTRAK is a prestressed concrete girder and floorbeam system carrying Mountain View Ave over UP RR & AMTRAK in San Bernardino County, California. It was built in 1980 and reconstructed in 2010, so it is 45 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 23,151 vehicles a day, roughly 2% of them trucks, projected to reach 36,547 by 2042. The structure is 121 ft (36.9 m) long and 82 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMountain View Ave
CrossesUP RR & AMTRAK
Location1.0 MI S of I-10
RouteCity Street 0
CountySan Bernardino County
StateCalifornia
Coordinates34.05239, -117.24348
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length121 ft (36.9 m)
Longest span119 ft (36.3 m)
Deck width82 ft (24.9 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,151 (2015)
Projected traffic36,547 by 2042
Trucks2%
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

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mountain View Ave over UP RR & AMTRAK built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2010.

What condition is Mountain View 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 Mountain View Ave over UP RR & AMTRAK carry?

About 23,151 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Mountain View Ave over UP RR & AMTRAK?

The structure is 121 ft (36.9 m) long with a longest span of 119 ft (36.3 m) and a deck 82 ft wide.

Who owns Mountain View Ave over UP RR & AMTRAK?

It is owned by the City or Municipal Highway Agency.