US Bridges

Clements RD over Branch Mosher Slough

Good

San Joaquin County, California · 0.5 MI N Comstock RD · Structure no. 29C0215

Built
1969
56 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
52 ft
3 main spans
Daily traffic
1,146
2019 count
Owner
County
County Highway Agency

About this bridge

Clements RD over Branch Mosher Slough is a concrete continuous slab carrying Clements RD over Branch Mosher Slough in San Joaquin County, California. It was built in 1969, so it is 56 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 1,146 vehicles a day, roughly 10% of them trucks, projected to reach 814 by 2045. The structure is 52 ft (15.8 m) long and 41 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesClements RD
CrossesBranch Mosher Slough
Location0.5 MI N Comstock RD
RouteCounty Highway 0
Coordinates38.05407, -121.07779
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 inspectionFebruary 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length52 ft (15.8 m)
Longest span20 ft (6.1 m)
Deck width41 ft (12.4 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,146 (2019)
Projected traffic814 by 2045
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 Clements RD over Branch Mosher Slough built?

It was built in 1969, making it 56 years old in 2025.

What condition is Clements RD over Branch Mosher Slough 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 February 2023.

How much traffic does Clements RD over Branch Mosher Slough carry?

About 1,146 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Clements RD over Branch Mosher Slough?

The structure is 52 ft (15.8 m) long with a longest span of 20 ft (6.1 m) and a deck 41 ft wide.

Who owns Clements RD over Branch Mosher Slough?

It is owned by the County Highway Agency.