US Bridges

I-80 Westbound over Nj 15

Fair

Morris County, New Jersey · 3.42 MI E of CR 615 · Structure no. 1413151

Built
1959
66 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
108 ft
2 main spans
Daily traffic
55,595
2023 count
Owner
State
State Highway Agency

About this bridge

I-80 Westbound over Nj 15 is a prestressed concrete stringer/multi-beam or girder carrying I-80 Westbound over Nj 15 in Morris County, New Jersey. It was built in 1959, so it is 66 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 55,595 vehicles a day, roughly 9% of them trucks, projected to reach 67,836 by 2043. The structure is 108 ft (32.9 m) long and 57 ft wide.

Location

Open in Google Maps
CarriesI-80 Westbound
CrossesNj 15
Location3.42 MI E of CR 615
RouteInterstate 80
CountyMorris County
StateNew Jersey
Coordinates40.90938, -74.57192
Functional classUrban 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating38 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length108 ft (32.9 m)
Longest span46 ft (14 m)
Deck width57 ft (17.5 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,595 (2023)
Projected traffic67,836 by 2043
Trucks9%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$3.3 million (2019 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-80 Westbound over Nj 15 built?

It was built in 1959, making it 66 years old in 2025.

What condition is I-80 Westbound over Nj 15 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 September 2023.

How much traffic does I-80 Westbound over Nj 15 carry?

About 55,595 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-80 Westbound over Nj 15?

The structure is 108 ft (32.9 m) long with a longest span of 46 ft (14 m) and a deck 57 ft wide.

Who owns I-80 Westbound over Nj 15?

It is owned by the State Highway Agency.