US Bridges

Oakdale RD over Dry Creek

Good

Merced County, California · 1.1 MI W of Shaffer · Structure no. 39C0151

Built
1966
59 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
92 ft
3 main spans
Daily traffic
977
1990 count
Owner
County
County Highway Agency

About this bridge

Oakdale RD over Dry Creek is a concrete continuous slab carrying Oakdale RD over Dry Creek in Merced County, California. It was built in 1966, so it is 59 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 977 vehicles a day, roughly 3% of them trucks, projected to reach 2,157 by 2041. The structure is 92 ft (28 m) long and 32 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesOakdale RD
CrossesDry Creek
Location1.1 MI W of Shaffer
RouteCounty Highway 0
Coordinates37.46049, -120.61548
Functional classRural Minor Collector

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 protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating31.4 US tons
Inventory rating24.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length92 ft (28 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.9 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic977 (1990)
Projected traffic2,157 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Oakdale RD over Dry Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is Oakdale RD over Dry 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 October 2023.

How much traffic does Oakdale RD over Dry Creek carry?

About 977 vehicles per day (1990 count), of which roughly 3% are trucks.

How long is Oakdale RD over Dry Creek?

The structure is 92 ft (28 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Oakdale RD over Dry Creek?

It is owned by the County Highway Agency.