US Bridges

Carpenter Road over T.I.D. Lateral #2

Fair

Stanislaus County, California · At Redwood Road · Structure no. 38C0123

Built
1923
102 years old, rebuilt 1960
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
23 ft
2 main spans
Daily traffic
5,200
2019 count
Owner
County
County Highway Agency

About this bridge

Carpenter Road over T.I.D. Lateral #2 is a concrete continuous slab carrying Carpenter Road over T.I.D. Lateral #2 in Stanislaus County, California. It was built in 1923 and reconstructed in 1960, so it is 102 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 5,200 vehicles a day, roughly 10% of them trucks, projected to reach 6,674 by 2047. The structure is 23 ft (7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCarpenter Road
CrossesT.I.D. Lateral #2
LocationAt Redwood Road
RouteCounty Highway 0
Coordinates37.5732, -121.03014
Functional classRural Major 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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 alignment8: Equal to present desirable criteria
Operating rating57.1 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span11 ft (3.4 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,200 (2019)
Projected traffic6,674 by 2047
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Carpenter Road over T.I.D. Lateral #2 built?

It was built in 1923, making it 102 years old in 2025. It was reconstructed in 1960.

What condition is Carpenter Road over T.I.D. Lateral #2 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 2025.

How much traffic does Carpenter Road over T.I.D. Lateral #2 carry?

About 5,200 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Carpenter Road over T.I.D. Lateral #2?

The structure is 23 ft (7 m) long with a longest span of 11 ft (3.4 m) and a deck 34 ft wide.

Who owns Carpenter Road over T.I.D. Lateral #2?

It is owned by the County Highway Agency.