US Bridges

I-80 over Musconetcong River

Fair

Sussex County, New Jersey · 2.0 MI West of US 206 · Structure no. 1906152

Built
1972
53 years old, rebuilt 1985
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
235 ft
3 main spans
Daily traffic
61,525
2023 count
Owner
State
State Highway Agency

About this bridge

I-80 over Musconetcong River is a steel stringer/multi-beam or girder carrying I-80 over Musconetcong River in Sussex County, New Jersey. It was built in 1972 and reconstructed in 1985, so it is 53 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 61,525 vehicles a day, roughly 14% of them trucks, projected to reach 73,830 by 2043. The structure is 235 ft (71.6 m) long and 109 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-80
CrossesMusconetcong River
Location2.0 MI West of US 206
RouteInterstate 80
CountySussex County
StateNew Jersey
Coordinates40.91346, -74.76061
Functional classRural Principal Arterial - Interstate

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.
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 geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length235 ft (71.6 m)
Longest span98 ft (29.9 m)
Deck width109 ft (33.3 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,525 (2023)
Projected traffic73,830 by 2043
Trucks14%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 over Musconetcong River built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 1985.

What condition is I-80 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 I-80 over Musconetcong River carry?

About 61,525 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is I-80 over Musconetcong River?

The structure is 235 ft (71.6 m) long with a longest span of 98 ft (29.9 m) and a deck 109 ft wide.

Who owns I-80 over Musconetcong River?

It is owned by the State Highway Agency.