US Bridges

Furnace Street over Musconetcong River

Fair

Sussex County, New Jersey · 0.4 MI SW of Nj 183 · Structure no. 1900R01

Built
1954
71 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
34 ft
1 main span
Daily traffic
1,148
2023 count
Owner
County
County Highway Agency

About this bridge

Furnace Street over Musconetcong River is a steel stringer/multi-beam or girder carrying Furnace Street over Musconetcong River in Sussex County, New Jersey. It was built in 1954, so it is 71 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 fair condition with a lowest component rating of 5 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 1,148 vehicles a day, roughly 1% of them trucks, projected to reach 1,400 by 2043. The structure is 34 ft (10.4 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesFurnace Street
CrossesMusconetcong River
Location0.4 MI SW of Nj 183
RouteCity Street 0
CountySussex County
StateNew Jersey
Coordinates40.89951, -74.71069
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span31 ft (9.4 m)
Deck width30 ft (9.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,148 (2023)
Projected traffic1,400 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$428,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Furnace Street over Musconetcong River built?

It was built in 1954, making it 71 years old in 2025.

What condition is Furnace Street over Musconetcong River 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 Furnace Street over Musconetcong River carry?

About 1,148 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Furnace Street over Musconetcong River?

The structure is 34 ft (10.4 m) long with a longest span of 31 ft (9.4 m) and a deck 30 ft wide.

Who owns Furnace Street over Musconetcong River?

It is owned by the County Highway Agency.