US Bridges

Cherokee RD over State Route 99

Fair

San Joaquin County, California · 10-SJ-099-20.88 · Structure no. 29 0158

Built
1961
64 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
239 ft
2 main spans
Daily traffic
5,300
1998 count
Owner
State
State Highway Agency

About this bridge

Cherokee RD over State Route 99 is a steel stringer/multi-beam or girder carrying Cherokee RD over State Route 99 in San Joaquin County, California. It was built in 1961, so it is 64 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 5,300 vehicles a day, roughly 10% of them trucks, projected to reach 8,608 by 2042. The structure is 239 ft (72.8 m) long and 40 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCherokee RD
CrossesState Route 99
Location10-SJ-099-20.88
RouteCounty Highway 0F118
Coordinates37.99181, -121.25293
Functional classUrban Collector

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 inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84.3 US tons
Inventory rating50.7 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length239 ft (72.8 m)
Longest span79 ft (24.1 m)
Deck width40 ft (12.3 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,300 (1998)
Projected traffic8,608 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Cherokee RD over State Route 99 built?

It was built in 1961, making it 64 years old in 2025.

What condition is Cherokee RD over State Route 99 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 June 2024.

How much traffic does Cherokee RD over State Route 99 carry?

About 5,300 vehicles per day (1998 count), of which roughly 10% are trucks.

How long is Cherokee RD over State Route 99?

The structure is 239 ft (72.8 m) long with a longest span of 79 ft (24.1 m) and a deck 40 ft wide.

Who owns Cherokee RD over State Route 99?

It is owned by the State Highway Agency.