US Bridges

Wertsville Road over Trib.Neshanic River

Good

Somerset County, New Jersey · 150 E. of Montgomery Rd. · Structure no. 18B0404

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Frame
Concrete
Length
27 ft
1 main span
Daily traffic
813
2023 count
Owner
County
County Highway Agency

About this bridge

Wertsville Road over Trib.Neshanic River is a concrete frame carrying Wertsville Road over Trib.Neshanic River in Somerset County, New Jersey. It was built in 2017, so it is 8 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 813 vehicles a day, roughly 3% of them trucks, projected to reach 976 by 2043. The structure is 27 ft (8.2 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesWertsville Road
CrossesTrib.Neshanic River
Location150 E. of Montgomery Rd.
Coordinates40.47852, -74.75341
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating87.9 US tons
Inventory rating53.9 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length27 ft (8.2 m)
Longest span25 ft (7.6 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic813 (2023)
Projected traffic976 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Wertsville Road over Trib.Neshanic River built?

It was built in 2017, making it 8 years old in 2025.

What condition is Wertsville Road over Trib.Neshanic River 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 August 2023.

How much traffic does Wertsville Road over Trib.Neshanic River carry?

About 813 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Wertsville Road over Trib.Neshanic River?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.6 m) and a deck 34 ft wide.

Who owns Wertsville Road over Trib.Neshanic River?

It is owned by the County Highway Agency.