US Bridges

River Road over Bushkill Brook

Fair

Hunterdon County, New Jersey · 70 Ft No Penna Ave Ext · Structure no. 1000103

Built
1988
37 years old
Condition
Fair
inspected March 2023
Type
Slab
Prestressed Concrete
Length
54 ft
1 main span
Daily traffic
4,852
2023 count
Owner
County
County Highway Agency

About this bridge

River Road over Bushkill Brook is a prestressed concrete slab carrying River Road over Bushkill Brook in Hunterdon County, New Jersey. It was built in 1988, so it is 37 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 fair condition with a lowest component rating of 6 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 4,852 vehicles a day, roughly 1% of them trucks, projected to reach 5,919 by 2043. The structure is 54 ft (16.5 m) long and 49 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRiver Road
CrossesBushkill Brook
Location70 Ft No Penna Ave Ext
RouteCity Street 0
Coordinates40.52112, -74.827
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating61.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length54 ft (16.5 m)
Longest span52 ft (15.8 m)
Deck width49 ft (15 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,852 (2023)
Projected traffic5,919 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 River Road over Bushkill Brook built?

It was built in 1988, making it 37 years old in 2025.

What condition is River Road over Bushkill Brook 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 March 2023.

How much traffic does River Road over Bushkill Brook carry?

About 4,852 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is River Road over Bushkill Brook?

The structure is 54 ft (16.5 m) long with a longest span of 52 ft (15.8 m) and a deck 49 ft wide.

Who owns River Road over Bushkill Brook?

It is owned by the County Highway Agency.