US Bridges

Interstate 5 NB over Nctd BNSF & AMTRAK Scrra

Fair

San Diego County, California · 11-SD-005-R56.86R-OCN · Structure no. 57 0583R

Built
1967
58 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
313 ft
6 main spans
Daily traffic
132,000
2020 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Nctd BNSF & AMTRAK Scrra is a concrete continuous 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 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 132,000 vehicles a day, projected to reach 205,054 by 2041. The structure is 313 ft (95.4 m) long and 68 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesInterstate 5 NB
CrossesNctd BNSF & AMTRAK Scrra
Location11-SD-005-R56.86R-OCN
RouteInterstate 5
CountySan Diego County
StateCalifornia
Coordinates33.23946, -117.41028
Functional classRural 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 inspectionFebruary 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 alignment8: Equal to present desirable criteria
Operating rating94.7 US tons
Inventory rating56.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length313 ft (95.4 m)
Longest span77 ft (23.5 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic132,000 (2020)
Projected traffic205,054 by 2041
Trucks0%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed5 mi (8 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 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 February 2024.

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

About 132,000 vehicles per day (2020 count).

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

The structure is 313 ft (95.4 m) long with a longest span of 77 ft (23.5 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.