US Bridges

Airport Road over Chambers Brook

Good

Somerset County, New Jersey · .27 Mi. West of Meadow RD · Structure no. 18E1001

Built
1998
27 years old
Condition
Good
inspected October 2023
Type
Slab
Prestressed Concrete
Length
44 ft
1 main span
Daily traffic
1,168
2023 count
Owner
County
County Highway Agency

About this bridge

Airport Road over Chambers Brook is a prestressed concrete slab carrying Airport Road over Chambers Brook in Somerset County, New Jersey. It was built in 1998, so it is 27 years old, younger than the New Jersey average of 58.5 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 1,168 vehicles a day, roughly 1% of them trucks, projected to reach 1,402 by 2043. The structure is 44 ft (13.4 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesAirport Road
CrossesChambers Brook
Location.27 Mi. West of Meadow RD
RouteCity Street 0
CountySomerset County
StateNew Jersey
Coordinates40.62393, -74.66296
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHS 20 + Mod
Structure length44 ft (13.4 m)
Longest span41 ft (12.5 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,168 (2023)
Projected traffic1,402 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Airport Road over Chambers Brook built?

It was built in 1998, making it 27 years old in 2025.

What condition is Airport Road over Chambers Brook 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 October 2023.

How much traffic does Airport Road over Chambers Brook carry?

About 1,168 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Airport Road over Chambers Brook?

The structure is 44 ft (13.4 m) long with a longest span of 41 ft (12.5 m) and a deck 33 ft wide.

Who owns Airport Road over Chambers Brook?

It is owned by the County Highway Agency.