US Bridges

State Route 49 over Calaveritas Creek

Good

Calaveras County, California · 10-CAL-049-16.41 · Structure no. 30 0016

Built
1930
95 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Concrete
Length
240 ft
7 main spans
Daily traffic
7,300
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 49 over Calaveritas Creek is a concrete tee beam carrying State Route 49 over Calaveritas Creek in Calaveras County, California. It was built in 1930, 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 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 7,300 vehicles a day, roughly 5% of them trucks, projected to reach 7,538 by 2045. The structure is 240 ft (73.2 m) long and 27 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesState Route 49
CrossesCalaveritas Creek
Location10-CAL-049-16.41
RouteState Highway 49
Coordinates38.16172, -120.6488
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length240 ft (73.2 m)
Longest span60 ft (18.3 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,300 (2009)
Projected traffic7,538 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Calaveritas Creek built?

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

What condition is State Route 49 over Calaveritas 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 Calaveritas Creek carry?

About 7,300 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is State Route 49 over Calaveritas Creek?

The structure is 240 ft (73.2 m) long with a longest span of 60 ft (18.3 m) and a deck 27 ft wide.

Who owns State Route 49 over Calaveritas Creek?

It is owned by the State Highway Agency.