US Bridges

I-80 Westbound over Morristown & Erie RR

Fair

Morris County, New Jersey · 1.2 MI West of RTE 46 · Structure no. 1413169

Built
1958
67 years old, rebuilt 1991
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
113 ft
3 main spans
Daily traffic
65,870
2024 count
Owner
State
State Highway Agency

About this bridge

I-80 Westbound over Morristown & Erie RR is a prestressed concrete stringer/multi-beam or girder carrying I-80 Westbound over Morristown & Erie RR in Morris County, New Jersey. It was built in 1958 and reconstructed in 1991, so it is 67 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 65,870 vehicles a day, roughly 9% of them trucks, projected to reach 80,380 by 2044. The structure is 113 ft (34.4 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-80 Westbound
CrossesMorristown & Erie RR
Location1.2 MI West of RTE 46
RouteInterstate 80
Coordinates40.90887, -74.50218
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
Deck7 GoodSome minor problems.
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 inspectionApril 2024
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 geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating25 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length113 ft (34.4 m)
Longest span35 ft (10.7 m)
Deck width73 ft (22.4 m)
Roadway width70 ft (21.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic65,870 (2024)
Projected traffic80,380 by 2044
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 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 statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-80 Westbound over Morristown & Erie RR built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1991.

What condition is I-80 Westbound over Morristown & Erie RR 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 April 2024.

How much traffic does I-80 Westbound over Morristown & Erie RR carry?

About 65,870 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-80 Westbound over Morristown & Erie RR?

The structure is 113 ft (34.4 m) long with a longest span of 35 ft (10.7 m) and a deck 73 ft wide.

Who owns I-80 Westbound over Morristown & Erie RR?

It is owned by the State Highway Agency.