US Bridges

Cooper St(co. 706) over Route Nj 55

Good

Gloucester County, New Jersey · 0.4 MI S of Rt 55 Exit 58 · Structure no. 0832165

Built
1985
40 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
315 ft
3 main spans
Daily traffic
9,330
2023 count
Owner
State
State Highway Agency

About this bridge

Cooper St(co. 706) over Route Nj 55 is a steel continuous stringer/multi-beam or girder carrying Cooper St(co. 706) over Route Nj 55 in Gloucester County, New Jersey. It was built in 1985, so it is 40 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 9,330 vehicles a day, roughly 4% of them trucks, projected to reach 13,173 by 2043. The structure is 315 ft (96 m) long and 64 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCooper St(co. 706)
CrossesRoute Nj 55
Location0.4 MI S of Rt 55 Exit 58
RouteCounty Highway 706
Coordinates39.82139, -75.10552
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating68 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length315 ft (96 m)
Longest span125 ft (38.1 m)
Deck width64 ft (19.5 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,330 (2023)
Projected traffic13,173 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Cooper St(co. 706) over Route Nj 55 built?

It was built in 1985, making it 40 years old in 2025.

What condition is Cooper St(co. 706) over Route Nj 55 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does Cooper St(co. 706) over Route Nj 55 carry?

About 9,330 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Cooper St(co. 706) over Route Nj 55?

The structure is 315 ft (96 m) long with a longest span of 125 ft (38.1 m) and a deck 64 ft wide.

Who owns Cooper St(co. 706) over Route Nj 55?

It is owned by the State Highway Agency.