US Bridges

International Via over Airport Access Road

Fair

San Mateo County, California · East of Mcdonnell Road · Structure no. 35C0195

Built
2001
24 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
3,063 ft
40 main spans
Daily traffic
18,000
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

International Via over Airport Access Road is a prestressed concrete continuous box beam or girders - multiple carrying International Via over Airport Access Road in San Mateo County, California. It was built in 2001, so it is 24 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 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 18,000 vehicles a day, roughly 5% of them trucks, projected to reach 25,482 by 2044. The structure is 3,063 ft (933.5 m) long and 34 ft wide. If it were closed, the detour would be 61.5 mi (99 km).

Location

Open in Google Maps
CarriesInternational Via
CrossesAirport Access Road
LocationEast of Mcdonnell Road
RouteCity Street 0
CountySan Mateo County
StateCalifornia
Coordinates37.61564, -122.39014
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
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 Continuous
DeckConcrete, cast-in-place
Main spans40
Design loadHS 20
Structure length3,063 ft (933.5 m)
Longest span130 ft (39.7 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2015)
Projected traffic25,482 by 2044
Trucks5%
Lanes on structure10
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed61.5 mi (99 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 International Via over Airport Access Road built?

It was built in 2001, making it 24 years old in 2025.

What condition is International Via over Airport Access Road 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 2024.

How much traffic does International Via over Airport Access Road carry?

About 18,000 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is International Via over Airport Access Road?

The structure is 3,063 ft (933.5 m) long with a longest span of 130 ft (39.7 m) and a deck 34 ft wide.

Who owns International Via over Airport Access Road?

It is owned by the City or Municipal Highway Agency.