US Bridges

Interstate 5 NB over Nctd BNSF & AMTRAK Scrra

Good

San Diego County, California · 11-SD-005-R55.47R-OCN · Structure no. 57 0581R

Built
1967
58 years old
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Multiple
Concrete
Length
87 ft
1 main span
Daily traffic
156,000
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Nctd BNSF & AMTRAK Scrra is a concrete box beam or girders - multiple carrying Interstate 5 NB over Nctd BNSF & AMTRAK Scrra in San Diego County, California. It was built in 1967, so it is 58 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 156,000 vehicles a day, projected to reach 235,659 by 2045. The structure is 87 ft (26.5 m) long and 68 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesInterstate 5 NB
CrossesNctd BNSF & AMTRAK Scrra
Location11-SD-005-R55.47R-OCN
RouteInterstate 5
Coordinates33.22506, -117.39385
Functional classUrban Principal Arterial - Interstate

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110 US tons
Inventory rating73.5 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length87 ft (26.5 m)
Longest span84 ft (25.6 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic156,000 (2020)
Projected traffic235,659 by 2045
Trucks0%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 5 NB over Nctd BNSF & AMTRAK Scrra built?

It was built in 1967, making it 58 years old in 2025.

What condition is Interstate 5 NB over Nctd BNSF & AMTRAK Scrra 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 April 2024.

How much traffic does Interstate 5 NB over Nctd BNSF & AMTRAK Scrra carry?

About 156,000 vehicles per day (2020 count).

How long is Interstate 5 NB over Nctd BNSF & AMTRAK Scrra?

The structure is 87 ft (26.5 m) long with a longest span of 84 ft (25.6 m) and a deck 68 ft wide.

Who owns Interstate 5 NB over Nctd BNSF & AMTRAK Scrra?

It is owned by the State Highway Agency.