US Bridges

Old Turnpike Road over Musconetcong River

Good

Warren County, New Jersey · 110 Ft E of Rt Nj 57 JCT · Structure no. 2101607

Built
1860
165 years old, rebuilt 2012
Condition
Good
inspected April 2023
Type
Arch - Deck
Concrete
Length
81 ft
3 main spans
Daily traffic
388
2023 count
Owner
County
County Highway Agency

About this bridge

Old Turnpike Road over Musconetcong River is a concrete arch - deck carrying Old Turnpike Road over Musconetcong River in Warren County, New Jersey. It was built in 1860 and reconstructed in 2012, so it is 165 years old, older 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 388 vehicles a day, roughly 3% of them trucks, projected to reach 473 by 2043. The structure is 81 ft (24.7 m) long and 18 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesOld Turnpike Road
CrossesMusconetcong River
Location110 Ft E of Rt Nj 57 JCT
RouteCity Street 0
Coordinates40.78555, -74.89446
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
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating96 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length81 ft (24.7 m)
Longest span25 ft (7.6 m)
Deck width18 ft (5.6 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic388 (2023)
Projected traffic473 by 2043
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-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 statusEligible 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 Old Turnpike Road over Musconetcong River built?

It was built in 1860, making it 165 years old in 2025. It was reconstructed in 2012.

What condition is Old Turnpike Road over Musconetcong 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 April 2023.

How much traffic does Old Turnpike Road over Musconetcong River carry?

About 388 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Old Turnpike Road over Musconetcong River?

The structure is 81 ft (24.7 m) long with a longest span of 25 ft (7.6 m) and a deck 18 ft wide.

Who owns Old Turnpike Road over Musconetcong River?

It is owned by the County Highway Agency.