US Bridges

Old Wards Ferry RD over Curtis Creek

Fair

Tuolumne County, California · 3.3 MI S Sanguinetti RD · Structure no. 32C0017

Built
1914
111 years old
Condition
Fair
inspected July 2023
Type
Arch - Deck
Concrete
Length
45 ft
1 main span
Daily traffic
502
2014 count
Owner
County
County Highway Agency

About this bridge

Old Wards Ferry RD over Curtis Creek is a concrete arch - deck carrying Old Wards Ferry RD over Curtis Creek in Tuolumne County, California. It was built in 1914, so it is 111 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 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 502 vehicles a day, roughly 4% of them trucks, projected to reach 1,066 by 2041. The structure is 45 ft (13.7 m) long and 18 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesOld Wards Ferry RD
CrossesCurtis Creek
Location3.3 MI S Sanguinetti RD
RouteCounty Highway 0
Coordinates37.94878, -120.33772
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating27.1 US tons
Inventory rating16.4 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width18 ft (5.5 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic502 (2014)
Projected traffic1,066 by 2041
Trucks4%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Old Wards Ferry RD over Curtis Creek built?

It was built in 1914, making it 111 years old in 2025.

What condition is Old Wards Ferry RD over Curtis 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 July 2023.

How much traffic does Old Wards Ferry RD over Curtis Creek carry?

About 502 vehicles per day (2014 count), of which roughly 4% are trucks.

How long is Old Wards Ferry RD over Curtis Creek?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 18 ft wide.

Who owns Old Wards Ferry RD over Curtis Creek?

It is owned by the County Highway Agency.