US Bridges

State Route 4 over W Branch Cherokee Creek

Fair

Calaveras County, California · 10-CAL-004-16.15 · Structure no. 30 0036

Built
1930
95 years old, rebuilt 1941
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
22 ft
1 main span
Daily traffic
5,900
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 4 over W Branch Cherokee Creek is a steel stringer/multi-beam or girder carrying State Route 4 over W Branch Cherokee Creek in Calaveras County, California. It was built in 1930 and reconstructed in 1941, so it is 95 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 5,900 vehicles a day, roughly 4% of them trucks, projected to reach 10,868 by 2043. The structure is 22 ft (6.7 m) long and 22 ft wide. If it were closed, the detour would be 26.7 mi (43 km).

CarriesState Route 4
CrossesW Branch Cherokee Creek
Location10-CAL-004-16.15
RouteState Highway 4
Coordinates38.0513, -120.62611
Functional classRural Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.7 US tons
Inventory rating21.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length22 ft (6.7 m)
Longest span21 ft (6.3 m)
Deck width22 ft (6.8 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2009)
Projected traffic10,868 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 4 over W Branch Cherokee Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1941.

What condition is State Route 4 over W Branch Cherokee Creek 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 May 2023.

How much traffic does State Route 4 over W Branch Cherokee Creek carry?

About 5,900 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is State Route 4 over W Branch Cherokee Creek?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.3 m) and a deck 22 ft wide.

Who owns State Route 4 over W Branch Cherokee Creek?

It is owned by the State Highway Agency.