US Bridges

State Route 49 over Cherokee Creek

Good

Calaveras County, California · 10-CAL-049-9.01-ANG · Structure no. 30 0042

Built
1941
84 years old, rebuilt 1986
Condition
Good
inspected May 2023
Type
Culvert
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
8,050
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 49 over Cherokee Creek is a concrete continuous culvert carrying State Route 49 over Cherokee Creek in Calaveras County, California. It was built in 1941 and reconstructed in 1986, so it is 84 years old, older 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 8,050 vehicles a day, roughly 4% of them trucks, projected to reach 15,182 by 2045. The structure is 23 ft (7 m) long and 57 ft wide. If it were closed, the detour would be 17.4 mi (28 km).

CarriesState Route 49
CrossesCherokee Creek
Location10-CAL-049-9.01-ANG
RouteState Highway 49
Coordinates38.0853, -120.5646
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span11 ft (3.5 m)
Deck width57 ft (17.3 m)
Roadway width53 ft (16.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,050 (2009)
Projected traffic15,182 by 2045
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed17.4 mi (28 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 49 over Cherokee Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1986.

What condition is State Route 49 over Cherokee Creek 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 May 2023.

How much traffic does State Route 49 over Cherokee Creek carry?

About 8,050 vehicles per day (2009 count), of which roughly 4% are trucks.

How long is State Route 49 over Cherokee Creek?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.5 m) and a deck 57 ft wide.

Who owns State Route 49 over Cherokee Creek?

It is owned by the State Highway Agency.