US Bridges

Ashby Road over Black Rascal Creek

Fair

Merced County, California · 0.3 MI S Beachwood RD · Structure no. 39C0037

Built
1962
63 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
100 ft
4 main spans
Daily traffic
3,063
2005 count
Owner
County
County Highway Agency

About this bridge

Ashby Road over Black Rascal Creek is a concrete continuous slab carrying Ashby Road over Black Rascal Creek in Merced County, California. It was built in 1962, so it is 63 years old, older 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 5 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 3,063 vehicles a day, roughly 6% of them trucks, projected to reach 3,401 by 2046. The structure is 100 ft (30.5 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesAshby Road
CrossesBlack Rascal Creek
Location0.3 MI S Beachwood RD
RouteCounty Highway 0
CountyMerced County
StateCalifornia
Coordinates37.31473, -120.52322
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length100 ft (30.5 m)
Longest span28 ft (8.5 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,063 (2005)
Projected traffic3,401 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Ashby Road over Black Rascal Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is Ashby Road over Black Rascal 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 January 2024.

How much traffic does Ashby Road over Black Rascal Creek carry?

About 3,063 vehicles per day (2005 count), of which roughly 6% are trucks.

How long is Ashby Road over Black Rascal Creek?

The structure is 100 ft (30.5 m) long with a longest span of 28 ft (8.5 m) and a deck 34 ft wide.

Who owns Ashby Road over Black Rascal Creek?

It is owned by the County Highway Agency.