US Bridges

Willow Grove Road over Pohatcong Creek

Good

Warren County, New Jersey · 1.2 MI East of CR 638 · Structure no. 2100530

Built
2000
25 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
76 ft
1 main span
Daily traffic
592
2023 count
Owner
County
County Highway Agency

About this bridge

Willow Grove Road over Pohatcong Creek is a steel stringer/multi-beam or girder carrying Willow Grove Road over Pohatcong Creek in Warren County, New Jersey. It was built in 2000, so it is 25 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 592 vehicles a day, roughly 3% of them trucks, projected to reach 722 by 2043. The structure is 76 ft (23.2 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesWillow Grove Road
CrossesPohatcong Creek
Location1.2 MI East of CR 638
RouteCity Street 0
Coordinates40.69836, -75.08509
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 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 rating110.1 US tons
Inventory rating70 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span69 ft (21 m)
Deck width33 ft (10 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic592 (2023)
Projected traffic722 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Willow Grove Road over Pohatcong Creek built?

It was built in 2000, making it 25 years old in 2025.

What condition is Willow Grove Road over Pohatcong Creek 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 March 2023.

How much traffic does Willow Grove Road over Pohatcong Creek carry?

About 592 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Willow Grove Road over Pohatcong Creek?

The structure is 76 ft (23.2 m) long with a longest span of 69 ft (21 m) and a deck 33 ft wide.

Who owns Willow Grove Road over Pohatcong Creek?

It is owned by the County Highway Agency.