US Bridges

Interstate 5 NB over UP RR BNSF AMTRAK I ST

Fair

Sacramento County, California · 03-SAC-005-23.59-SAC · Structure no. 24 0069R

Built
1969
56 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
3,144 ft
29 main spans
Daily traffic
92,500
2015 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over UP RR BNSF AMTRAK I ST is a steel stringer/multi-beam or girder carrying Interstate 5 NB over UP RR BNSF AMTRAK I ST in Sacramento County, California. It was built in 1969, so it is 56 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 6 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 92,500 vehicles a day, roughly 10% of them trucks, projected to reach 129,000 by 2040. The structure is 3,144 ft (958.3 m) long and 68 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesInterstate 5 NB
CrossesUP RR BNSF AMTRAK I ST
Location03-SAC-005-23.59-SAC
RouteInterstate 5
CountySacramento County
StateCalifornia
Coordinates38.58174, -121.50371
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.8 US tons
Inventory rating23.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans29 (+17 approach)
Design loadHS 20
Structure length3,144 ft (958.3 m)
Longest span152 ft (46.3 m)
Deck width68 ft (20.7 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic92,500 (2015)
Projected traffic129,000 by 2040
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed6.2 mi (10 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 UP RR BNSF AMTRAK I ST built?

It was built in 1969, making it 56 years old in 2025.

What condition is Interstate 5 NB over UP RR BNSF AMTRAK I ST 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 November 2023.

How much traffic does Interstate 5 NB over UP RR BNSF AMTRAK I ST carry?

About 92,500 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is Interstate 5 NB over UP RR BNSF AMTRAK I ST?

The structure is 3,144 ft (958.3 m) long with a longest span of 152 ft (46.3 m) and a deck 68 ft wide.

Who owns Interstate 5 NB over UP RR BNSF AMTRAK I ST?

It is owned by the State Highway Agency.