US Bridges

Rt 55-SB over PORCTWN-WILLIMSTW(CR612)

Fair

Gloucester County, New Jersey · 1.4 MI N of Rt 55 Exit 39 · Structure no. 0828154

Built
1987
38 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
118 ft
1 main span
Daily traffic
21,535
2023 count
Owner
State
State Highway Agency

About this bridge

Rt 55-SB over PORCTWN-WILLIMSTW(CR612) is a steel stringer/multi-beam or girder carrying Rt 55-SB over PORCTWN-WILLIMSTW(CR612) in Gloucester County, New Jersey. It was built in 1987, so it is 38 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 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 21,535 vehicles a day, roughly 5% of them trucks, projected to reach 25,735 by 2043. The structure is 118 ft (36 m) long and 48 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesRt 55-SB
CrossesPORCTWN-WILLIMSTW(CR612)
Location1.4 MI N of Rt 55 Exit 39
RouteState Highway 55
CountyGloucester County
StateNew Jersey
Coordinates39.60084, -75.07665
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating84 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length118 ft (36 m)
Longest span112 ft (34.1 m)
Deck width48 ft (14.7 m)
Roadway width45 ft (13.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,535 (2023)
Projected traffic25,735 by 2043
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Rt 55-SB over PORCTWN-WILLIMSTW(CR612) built?

It was built in 1987, making it 38 years old in 2025.

What condition is Rt 55-SB over PORCTWN-WILLIMSTW(CR612) 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 June 2023.

How much traffic does Rt 55-SB over PORCTWN-WILLIMSTW(CR612) carry?

About 21,535 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Rt 55-SB over PORCTWN-WILLIMSTW(CR612)?

The structure is 118 ft (36 m) long with a longest span of 112 ft (34.1 m) and a deck 48 ft wide.

Who owns Rt 55-SB over PORCTWN-WILLIMSTW(CR612)?

It is owned by the State Highway Agency.