US Bridges

S99-S5 Connector over Interstate 5

Fair

Sacramento County, California · 03-SAC-099-R32.13-SAC · Structure no. 24 0241F

Built
1968
57 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
317 ft
2 main spans
Daily traffic
7,300
2019 count
Owner
State
State Highway Agency

About this bridge

S99-S5 Connector over Interstate 5 is a prestressed concrete continuous box beam or girders - multiple carrying S99-S5 Connector over Interstate 5 in Sacramento County, California. It was built in 1968, so it is 57 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 7,300 vehicles a day, roughly 2% of them trucks, projected to reach 11,198 by 2046. The structure is 317 ft (96.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS99-S5 Connector
CrossesInterstate 5
Location03-SAC-099-R32.13-SAC
RouteState Highway 99
Coordinates38.66682, -121.54005
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating89 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length317 ft (96.5 m)
Longest span170 ft (51.8 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,300 (2019)
Projected traffic11,198 by 2046
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 S99-S5 Connector over Interstate 5 built?

It was built in 1968, making it 57 years old in 2025.

What condition is S99-S5 Connector over Interstate 5 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 S99-S5 Connector over Interstate 5 carry?

About 7,300 vehicles per day (2019 count), of which roughly 2% are trucks.

How long is S99-S5 Connector over Interstate 5?

The structure is 317 ft (96.5 m) long with a longest span of 170 ft (51.8 m) and a deck 42 ft wide.

Who owns S99-S5 Connector over Interstate 5?

It is owned by the State Highway Agency.