US Bridges

Interstate 15 over BNSF RY UP RR AMTRAK Etc

Fair

San Bernardino County, California · 08-SBD-015-43.47-VCTV · Structure no. 54 0484

Built
1958
67 years old, rebuilt 2020
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
382 ft
6 main spans
Daily traffic
69,000
2017 count
Owner
State
State Highway Agency

About this bridge

Interstate 15 over BNSF RY UP RR AMTRAK Etc is a steel stringer/multi-beam or girder carrying Interstate 15 over BNSF RY UP RR AMTRAK Etc in San Bernardino County, California. It was built in 1958 and reconstructed in 2020, so it is 67 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 69,000 vehicles a day, roughly 22% of them trucks, projected to reach 80,000 by 2042. The structure is 382 ft (116.4 m) long and 141 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesInterstate 15
CrossesBNSF RY UP RR AMTRAK Etc
Location08-SBD-015-43.47-VCTV
RouteInterstate 15
CountySan Bernardino County
StateCalifornia
Coordinates34.54505, -117.30091
Functional classUrban Principal Arterial - Interstate

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.
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 rating87.9 US tons
Inventory rating52.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length382 ft (116.4 m)
Longest span107 ft (32.6 m)
Deck width141 ft (43.1 m)
Roadway width136 ft (41.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,000 (2017)
Projected traffic80,000 by 2042
Trucks22%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Interstate 15 over BNSF RY UP RR AMTRAK Etc built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2020.

What condition is Interstate 15 over BNSF RY UP RR AMTRAK Etc 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 Interstate 15 over BNSF RY UP RR AMTRAK Etc carry?

About 69,000 vehicles per day (2017 count), of which roughly 22% are trucks.

How long is Interstate 15 over BNSF RY UP RR AMTRAK Etc?

The structure is 382 ft (116.4 m) long with a longest span of 107 ft (32.6 m) and a deck 141 ft wide.

Who owns Interstate 15 over BNSF RY UP RR AMTRAK Etc?

It is owned by the State Highway Agency.