US Bridges

I-5-RAMP C13-SB over Front Street

Good

Sacramento County, California · 03-SAC-005-22.59-SAC · Structure no. 24 4313

Built
1971
54 years old
Condition
Good
inspected October 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
1,101 ft
10 main spans
Daily traffic
21,750
2020 count
Owner
State
State Highway Agency

About this bridge

I-5-RAMP C13-SB over Front Street is a steel continuous girder and floorbeam system carrying I-5-RAMP C13-SB over Front Street in Sacramento County, California. It was built in 1971, so it is 54 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 21,750 vehicles a day, roughly 20% of them trucks, projected to reach 28,866 by 2043. The structure is 1,101 ft (335.6 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-5-RAMP C13-SB
CrossesFront Street
Location03-SAC-005-22.59-SAC
RouteInterstate 5
Coordinates38.56952, -121.51237
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 inspectionOctober 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 geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34 US tons
Inventory rating26.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans10
Design loadHS 20
Structure length1,101 ft (335.6 m)
Longest span137 ft (41.8 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,750 (2020)
Projected traffic28,866 by 2043
Trucks20%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 I-5-RAMP C13-SB over Front Street built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-5-RAMP C13-SB over Front Street 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 2023.

How much traffic does I-5-RAMP C13-SB over Front Street carry?

About 21,750 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is I-5-RAMP C13-SB over Front Street?

The structure is 1,101 ft (335.6 m) long with a longest span of 137 ft (41.8 m) and a deck 28 ft wide.

Who owns I-5-RAMP C13-SB over Front Street?

It is owned by the State Highway Agency.