US Bridges

State Route 180 over Squaw Creek

Fair

Fresno County, California · 06-FRE-180-91.88 · Structure no. 42 0016

Built
1950
75 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
2,675
2015 count
Owner
State
State Highway Agency

About this bridge

State Route 180 over Squaw Creek is a concrete culvert carrying State Route 180 over Squaw Creek in Fresno County, California. It was built in 1950, so it is 75 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 2,675 vehicles a day, roughly 14% of them trucks, projected to reach 7,163 by 2040. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 57.8 mi (93 km).

CarriesState Route 180
CrossesSquaw Creek
Location06-FRE-180-91.88
RouteState Highway 180
Coordinates36.75173, -119.21737
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length28 ft (8.5 m)
Longest span26 ft (7.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,675 (2015)
Projected traffic7,163 by 2040
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.8 mi (93 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 180 over Squaw Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is State Route 180 over Squaw 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 October 2023.

How much traffic does State Route 180 over Squaw Creek carry?

About 2,675 vehicles per day (2015 count), of which roughly 14% are trucks.

How long is State Route 180 over Squaw Creek?

The structure is 28 ft (8.5 m) long with a longest span of 26 ft (7.9 m).

Who owns State Route 180 over Squaw Creek?

It is owned by the State Highway Agency.