US Bridges

State Route 180 over N99-W180 Connector

Good

Fresno County, California · 06-FRE-180-R56.41-FRE · Structure no. 42 0312R

Built
2003
22 years old
Condition
Good
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 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 8,000 vehicles a day, roughly 4% of them trucks, projected to reach 9,251 by 2040. The structure is 160 ft (48.9 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesState Route 180
CrossesN99-W180 Connector
Location06-FRE-180-R56.41-FRE
RouteState Highway 180
Coordinates36.74153, -119.81308
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.9 US tons
Inventory rating49.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length160 ft (48.9 m)
Longest span160 ft (48.9 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 structure2
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 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 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 (48.9 m) long with a longest span of 160 ft (48.9 m) and a deck 59 ft wide.

Who owns State Route 180 over N99-W180 Connector?

It is owned by the State Highway Agency.