US Bridges

RD 24 over Dry Creek

Fair

Madera County, California · 0.1 MI N Ave 18 1/2 · Structure no. 41C0038

Built
1974
51 years old
Condition
Fair
inspected March 2024
Type
Slab
Concrete Continuous
Length
59 ft
2 main spans
Daily traffic
100
1979 count
Owner
County
County Highway Agency

About this bridge

RD 24 over Dry Creek is a concrete continuous slab carrying RD 24 over Dry Creek in Madera County, California. It was built in 1974, so it is 51 years old, younger 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 6 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 100 vehicles a day, roughly 8% of them trucks, projected to reach 177 by 2046. The structure is 59 ft (18 m) long and 31 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesRD 24
CrossesDry Creek
Location0.1 MI N Ave 18 1/2
RouteCounty Highway 0
Coordinates37.01976, -120.11055
Functional classRural Local

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating71.4 US tons
Inventory rating55 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length59 ft (18 m)
Longest span28 ft (8.5 m)
Deck width31 ft (9.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (1979)
Projected traffic177 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 RD 24 over Dry Creek built?

It was built in 1974, making it 51 years old in 2025.

What condition is RD 24 over Dry 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 March 2024.

How much traffic does RD 24 over Dry Creek carry?

About 100 vehicles per day (1979 count), of which roughly 8% are trucks.

How long is RD 24 over Dry Creek?

The structure is 59 ft (18 m) long with a longest span of 28 ft (8.5 m) and a deck 31 ft wide.

Who owns RD 24 over Dry Creek?

It is owned by the County Highway Agency.