US Bridges

Interstate 5 NB over Quist RD

Fair

Fresno County, California · 06-FRE-005-1.70 · Structure no. 42 0274R

Built
1970
55 years old
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
15,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Quist RD is a concrete continuous slab carrying Interstate 5 NB over Quist RD in Fresno County, California. It was built in 1970, so it is 55 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 15,000 vehicles a day, roughly 33% of them trucks, projected to reach 19,639 by 2043. The structure is 86 ft (26.2 m) long and 41 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

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CarriesInterstate 5 NB
CrossesQuist RD
Location06-FRE-005-1.70
RouteInterstate 5
CountyFresno County
StateCalifornia
Coordinates36.09352, -120.11815
Functional classRural Principal Arterial - Interstate

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.2 US tons
Inventory rating33.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length86 ft (26.2 m)
Longest span32 ft (9.8 m)
Deck width41 ft (12.6 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,000 (2009)
Projected traffic19,639 by 2043
Trucks33%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesOther
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Interstate 5 NB over Quist RD built?

It was built in 1970, making it 55 years old in 2025.

What condition is Interstate 5 NB over Quist RD 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 Interstate 5 NB over Quist RD carry?

About 15,000 vehicles per day (2009 count), of which roughly 33% are trucks.

How long is Interstate 5 NB over Quist RD?

The structure is 86 ft (26.2 m) long with a longest span of 32 ft (9.8 m) and a deck 41 ft wide.

Who owns Interstate 5 NB over Quist RD?

It is owned by the State Highway Agency.