US Bridges

Airport Way over SR 120

Fair

San Joaquin County, California · 10-SJ-120-R3.32-MTCA · Structure no. 29 0274

Built
1980
45 years old, rebuilt 1995
Condition
Fair
inspected May 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
215 ft
2 main spans
Daily traffic
5,000
2009 count
Owner
State
State Highway Agency

About this bridge

Airport Way over SR 120 is a prestressed concrete box beam or girders - multiple carrying Airport Way over SR 120 in San Joaquin County, California. It was built in 1980 and reconstructed in 1995, so it is 45 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 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 6,971 by 2045. The structure is 215 ft (65.4 m) long and 44 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesAirport Way
CrossesSR 120
Location10-SJ-120-R3.32-MTCA
RouteCity Street 0F102
CountySan Joaquin County
StateCalifornia
Coordinates37.78351, -121.25225
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length215 ft (65.4 m)
Longest span107 ft (32.5 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2009)
Projected traffic6,971 by 2045
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 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 Airport Way over SR 120 built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 1995.

What condition is Airport Way over SR 120 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 May 2023.

How much traffic does Airport Way over SR 120 carry?

About 5,000 vehicles per day (2009 count), of which roughly 5% are trucks.

How long is Airport Way over SR 120?

The structure is 215 ft (65.4 m) long with a longest span of 107 ft (32.5 m) and a deck 44 ft wide.

Who owns Airport Way over SR 120?

It is owned by the State Highway Agency.