US Bridges

State Route 180 over N99-W180 Connector

Fair

Fresno County, California · 06-FRE-180-R56.40-FRE · Structure no. 42 0312L

Built
2003
22 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
160 ft
1 main span
Daily traffic
8,000
1999 count
Owner
State
State Highway Agency

About this bridge

State Route 180 over N99-W180 Connector is a prestressed concrete box beam or girders - multiple carrying State Route 180 over N99-W180 Connector in Fresno County, California. It was built in 2003, so it is 22 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 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 8,000 vehicles a day, roughly 4% of them trucks, projected to reach 9,251 by 2040. The structure is 160 ft (48.7 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesState Route 180
CrossesN99-W180 Connector
Location06-FRE-180-R56.40-FRE
RouteState Highway 180
CountyFresno County
StateCalifornia
Coordinates36.74169, -119.81341
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
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 rating95 US tons
Inventory rating58.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length160 ft (48.7 m)
Longest span160 ft (48.7 m)
Deck width59 ft (17.9 m)
Roadway width55 ft (16.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (1999)
Projected traffic9,251 by 2040
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 180 over N99-W180 Connector built?

It was built in 2003, making it 22 years old in 2025.

What condition is State Route 180 over N99-W180 Connector 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 December 2023.

How much traffic does State Route 180 over N99-W180 Connector carry?

About 8,000 vehicles per day (1999 count), of which roughly 4% are trucks.

How long is State Route 180 over N99-W180 Connector?

The structure is 160 ft (48.7 m) long with a longest span of 160 ft (48.7 m) and a deck 59 ft wide.

Who owns State Route 180 over N99-W180 Connector?

It is owned by the State Highway Agency.