US Bridges

Nj 55 NB over Oak Road (cr 681)

Poor

Cumberland County, New Jersey · 2 MI N of RT55&622 JCT · Structure no. 0610162

Built
1972
53 years old
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
106 ft
1 main span
Daily traffic
25,321
2024 count
Owner
State
State Highway Agency

About this bridge

Nj 55 NB over Oak Road (cr 681) is a steel stringer/multi-beam or girder carrying Nj 55 NB over Oak Road (cr 681) in Cumberland County, New Jersey. It was built in 1972, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 25,321 vehicles a day, roughly 5% of them trucks, projected to reach 30,385 by 2044. The structure is 106 ft (32.3 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesNj 55 NB
CrossesOak Road (cr 681)
Location2 MI N of RT55&622 JCT
RouteState Highway 55
CountyCumberland County
StateNew Jersey
Coordinates39.50454, -75.06926
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating46 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length106 ft (32.3 m)
Longest span100 ft (30.5 m)
Deck width46 ft (14 m)
Roadway width43 ft (13 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,321 (2024)
Projected traffic30,385 by 2044
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$4.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nj 55 NB over Oak Road (cr 681) built?

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

What condition is Nj 55 NB over Oak Road (cr 681) in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does Nj 55 NB over Oak Road (cr 681) carry?

About 25,321 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Nj 55 NB over Oak Road (cr 681)?

The structure is 106 ft (32.3 m) long with a longest span of 100 ft (30.5 m) and a deck 46 ft wide.

Who owns Nj 55 NB over Oak Road (cr 681)?

It is owned by the State Highway Agency.