US Bridges

Cottonwood RD over Interstate 5

Fair

Merced County, California · 10-MER-005-28.23 · Structure no. 39 0178

Built
1967
58 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
260 ft
4 main spans
Daily traffic
25
1998 count
Owner
State
State Highway Agency

About this bridge

Cottonwood RD over Interstate 5 is a concrete continuous box beam or girders - multiple carrying Cottonwood RD over Interstate 5 in Merced County, California. It was built in 1967, so it is 58 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 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 25 vehicles a day, roughly 1% of them trucks, projected to reach 42 by 2046. The structure is 260 ft (79.2 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCottonwood RD
CrossesInterstate 5
Location10-MER-005-28.23
RouteCounty Highway 0
Coordinates37.188, -121.07064
Functional classRural Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length260 ft (79.2 m)
Longest span92 ft (28 m)
Deck width30 ft (9.1 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (1998)
Projected traffic42 by 2046
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cottonwood RD over Interstate 5 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Cottonwood RD over Interstate 5 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 2024.

How much traffic does Cottonwood RD over Interstate 5 carry?

About 25 vehicles per day (1998 count), of which roughly 1% are trucks.

How long is Cottonwood RD over Interstate 5?

The structure is 260 ft (79.2 m) long with a longest span of 92 ft (28 m) and a deck 30 ft wide.

Who owns Cottonwood RD over Interstate 5?

It is owned by the State Highway Agency.