US Bridges

Greeley Hill Road over Cuneo Creek

Good

Mariposa County, California · 1.7 MI NE of SR 49 · Structure no. 40C0020

Built
1961
64 years old
Condition
Good
inspected June 2024
Type
Slab
Concrete
Length
33 ft
1 main span
Daily traffic
1,040
2004 count
Owner
County
County Highway Agency

About this bridge

Greeley Hill Road over Cuneo Creek is a concrete slab carrying Greeley Hill Road over Cuneo Creek in Mariposa County, California. It was built in 1961, so it is 64 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 1,040 vehicles a day, roughly 3% of them trucks, projected to reach 3,717 by 2042. The structure is 33 ft (10.1 m) long and 27 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

CarriesGreeley Hill Road
CrossesCuneo Creek
Location1.7 MI NE of SR 49
RouteCounty Highway 0
Coordinates37.73062, -120.18734
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 inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.3 US tons
Inventory rating47.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length33 ft (10.1 m)
Longest span32 ft (9.8 m)
Deck width27 ft (8.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,040 (2004)
Projected traffic3,717 by 2042
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 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 Greeley Hill Road over Cuneo Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is Greeley Hill Road over Cuneo 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 June 2024.

How much traffic does Greeley Hill Road over Cuneo Creek carry?

About 1,040 vehicles per day (2004 count), of which roughly 3% are trucks.

How long is Greeley Hill Road over Cuneo Creek?

The structure is 33 ft (10.1 m) long with a longest span of 32 ft (9.8 m) and a deck 27 ft wide.

Who owns Greeley Hill Road over Cuneo Creek?

It is owned by the County Highway Agency.