US Bridges

West End Ave over Green Brook

Good

Somerset County, New Jersey · 0.95 MI S of US 22 · Structure no. 18M0902

Built
2003
22 years old
Condition
Good
inspected October 2023
Type
Arch - Deck
Concrete
Length
66 ft
2 main spans
Daily traffic
10,248
2023 count
Owner
County
County Highway Agency

About this bridge

West End Ave over Green Brook is a concrete arch - deck carrying West End Ave over Green Brook in Somerset County, New Jersey. It was built in 2003, so it is 22 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 10,248 vehicles a day, roughly 3% of them trucks, projected to reach 12,504 by 2043. The structure is 66 ft (20.1 m) long and 67 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWest End Ave
CrossesGreen Brook
Location0.95 MI S of US 22
RouteCounty Highway 649
CountySomerset County
StateNew Jersey
Coordinates40.61021, -74.43738
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating70 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length66 ft (20.1 m)
Longest span32 ft (9.8 m)
Deck width67 ft (20.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,248 (2023)
Projected traffic12,504 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 West End Ave over Green Brook built?

It was built in 2003, making it 22 years old in 2025.

What condition is West End Ave over Green 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 West End Ave over Green Brook carry?

About 10,248 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is West End Ave over Green Brook?

The structure is 66 ft (20.1 m) long with a longest span of 32 ft (9.8 m) and a deck 67 ft wide.

Who owns West End Ave over Green Brook?

It is owned by the County Highway Agency.