US Bridges

SR 180 EB over Blackstone Ave

Fair

Fresno County, California · 06-FRE-180-R57.84-FRE · Structure no. 42 0319R

Built
1995
30 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
129 ft
1 main span
Daily traffic
49,500
2009 count
Owner
State
State Highway Agency

About this bridge

SR 180 EB over Blackstone Ave is a prestressed concrete box beam or girders - multiple carrying SR 180 EB over Blackstone Ave in Fresno County, California. It was built in 1995, so it is 30 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 49,500 vehicles a day, roughly 5% of them trucks, projected to reach 56,296 by 2043. The structure is 129 ft (39.3 m) long and 72 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesSR 180 EB
CrossesBlackstone Ave
Location06-FRE-180-R57.84-FRE
RouteState Highway 180
CountyFresno County
StateCalifornia
Coordinates36.75168, -119.79075
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 inspectionJanuary 2025
Inspection intervalevery 48 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length129 ft (39.3 m)
Longest span127 ft (38.6 m)
Deck width72 ft (21.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic49,500 (2009)
Projected traffic56,296 by 2043
Trucks5%
Lanes on structure4
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 SR 180 EB over Blackstone Ave built?

It was built in 1995, making it 30 years old in 2025.

What condition is SR 180 EB over Blackstone Ave 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 2025.

How much traffic does SR 180 EB over Blackstone Ave carry?

About 49,500 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is SR 180 EB over Blackstone Ave?

The structure is 129 ft (39.3 m) long with a longest span of 127 ft (38.6 m) and a deck 72 ft wide.

Who owns SR 180 EB over Blackstone Ave?

It is owned by the State Highway Agency.