US Bridges

State Route 49 over Murray Creek

Good

Calaveras County, California · 10-CAL-049-R20.69 · Structure no. 30 0030

Built
1963
62 years old
Condition
Good
inspected May 2021
Type
Tee Beam
Concrete Continuous
Length
109 ft
3 main spans
Daily traffic
5,900
2019 count
Owner
State
State Highway Agency

About this bridge

State Route 49 over Murray Creek is a concrete continuous tee beam carrying State Route 49 over Murray Creek in Calaveras County, California. It was built in 1963, so it is 62 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 5,900 vehicles a day, roughly 8% of them trucks, projected to reach 5,879 by 2038. The structure is 109 ft (33.2 m) long and 35 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesState Route 49
CrossesMurray Creek
Location10-CAL-049-R20.69
RouteState Highway 49
Coordinates38.20745, -120.69714
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 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating60.4 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length109 ft (33.2 m)
Longest span43 ft (13.1 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,900 (2019)
Projected traffic5,879 by 2038
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Murray Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is State Route 49 over Murray 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 2021.

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

About 5,900 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is State Route 49 over Murray Creek?

The structure is 109 ft (33.2 m) long with a longest span of 43 ft (13.1 m) and a deck 35 ft wide.

Who owns State Route 49 over Murray Creek?

It is owned by the State Highway Agency.