US Bridges

Cotton Gin Road over Outside Canal

Fair

Merced County, California · 1.6 MI E of SR 165 · Structure no. 39C0246

Built
1975
50 years old
Condition
Fair
inspected February 2025
Type
Slab
Concrete Continuous
Length
99 ft
3 main spans
Daily traffic
130
1990 count
Owner
County
County Highway Agency

About this bridge

Cotton Gin Road over Outside Canal is a concrete continuous slab carrying Cotton Gin Road over Outside Canal in Merced County, California. It was built in 1975, so it is 50 years old, younger 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 130 vehicles a day, roughly 3% of them trucks, projected to reach 370 by 2045. The structure is 99 ft (30.2 m) long and 29 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCotton Gin Road
CrossesOutside Canal
Location1.6 MI E of SR 165
RouteCounty Highway 0
Coordinates36.95479, -120.80906
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
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 inspectionFebruary 2025
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 geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating50 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length99 ft (30.2 m)
Longest span32 ft (9.8 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (1990)
Projected traffic370 by 2045
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cotton Gin Road over Outside Canal built?

It was built in 1975, making it 50 years old in 2025.

What condition is Cotton Gin Road over Outside Canal 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 February 2025.

How much traffic does Cotton Gin Road over Outside Canal carry?

About 130 vehicles per day (1990 count), of which roughly 3% are trucks.

How long is Cotton Gin Road over Outside Canal?

The structure is 99 ft (30.2 m) long with a longest span of 32 ft (9.8 m) and a deck 29 ft wide.

Who owns Cotton Gin Road over Outside Canal?

It is owned by the County Highway Agency.