US Bridges

I-80 Ramp "d" over Landing Road NB (cr 631)

Fair

Morris County, New Jersey · 0.77 MI E of US 46 · Structure no. 1412161

Built
1960
65 years old, rebuilt 1985
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
6,170
2023 count
Owner
State
State Highway Agency

About this bridge

I-80 Ramp "d" over Landing Road NB (cr 631) is a prestressed concrete stringer/multi-beam or girder carrying I-80 Ramp "d" over Landing Road NB (cr 631) in Morris County, New Jersey. It was built in 1960 and reconstructed in 1985, so it is 65 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 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 6,170 vehicles a day, roughly 9% of them trucks, projected to reach 7,528 by 2043. The structure is 45 ft (13.7 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-80 Ramp "d"
CrossesLanding Road NB (cr 631)
Location0.77 MI E of US 46
RouteInterstate 80
CountyMorris County
StateNew Jersey
Coordinates40.89158, -74.66521
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.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length45 ft (13.7 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,170 (2023)
Projected traffic7,528 by 2043
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Ramp "d" over Landing Road NB (cr 631) built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1985.

What condition is I-80 Ramp "d" over Landing Road NB (cr 631) 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 Ramp "d" over Landing Road NB (cr 631) carry?

About 6,170 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-80 Ramp "d" over Landing Road NB (cr 631)?

The structure is 45 ft (13.7 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns I-80 Ramp "d" over Landing Road NB (cr 631)?

It is owned by the State Highway Agency.