US Bridges

LA Grange Road over South Fork Dry Creek

Good

Merced County, California · 3.5 MI N Merced Falls RD · Structure no. 39C0071

Built
1921
104 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
49 ft
3 main spans
Daily traffic
1,912
2008 count
Owner
County
County Highway Agency

About this bridge

LA Grange Road over South Fork Dry Creek is a concrete continuous slab carrying LA Grange Road over South Fork Dry Creek in Merced County, California. It was built in 1921, so it is 104 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 1,912 vehicles a day, roughly 26% of them trucks, projected to reach 1,854 by 2041. The structure is 49 ft (14.9 m) long and 24 ft wide. If it were closed, the detour would be 24.2 mi (39 km).

CarriesLA Grange Road
CrossesSouth Fork Dry Creek
Location3.5 MI N Merced Falls RD
RouteCounty Highway 0
Coordinates37.57148, -120.42583
Functional classRural Major 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
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.2 US tons
Inventory rating17.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span17 ft (5.2 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,912 (2008)
Projected traffic1,854 by 2041
Trucks26%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 LA Grange Road over South Fork Dry Creek built?

It was built in 1921, making it 104 years old in 2025.

What condition is LA Grange Road over South Fork 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 LA Grange Road over South Fork Dry Creek carry?

About 1,912 vehicles per day (2008 count), of which roughly 26% are trucks.

How long is LA Grange Road over South Fork Dry Creek?

The structure is 49 ft (14.9 m) long with a longest span of 17 ft (5.2 m) and a deck 24 ft wide.

Who owns LA Grange Road over South Fork Dry Creek?

It is owned by the County Highway Agency.