US Bridges

Gsp Ramp C over Elizabeth River

Fair

Union County, New Jersey · At Gsp & I-78 Junction · Structure no. 361431B

Built
1974
51 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
166 ft
3 main spans
Daily traffic
16,117
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Gsp Ramp C over Elizabeth River is a prestressed concrete stringer/multi-beam or girder carrying Gsp Ramp C over Elizabeth River in Union County, New Jersey. It was built in 1974, so it is 51 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 16,117 vehicles a day, roughly 1% of them trucks, projected to reach 23,428 by 2043. The structure is 166 ft (50.6 m) long and 25 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesGsp Ramp C
CrossesElizabeth River
LocationAt Gsp & I-78 Junction
CountyUnion County
StateNew Jersey
Coordinates40.70959, -74.24613
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.1 US tons
Inventory rating22.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length166 ft (50.6 m)
Longest span66 ft (20.1 m)
Deck width25 ft (7.6 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck23 ft (7.2 m)

Traffic and service

Average daily traffic16,117 (2023)
Projected traffic23,428 by 2043
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gsp Ramp C over Elizabeth River built?

It was built in 1974, making it 51 years old in 2025.

What condition is Gsp Ramp C over Elizabeth River 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 August 2023.

How much traffic does Gsp Ramp C over Elizabeth River carry?

About 16,117 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Gsp Ramp C over Elizabeth River?

The structure is 166 ft (50.6 m) long with a longest span of 66 ft (20.1 m) and a deck 25 ft wide.

Who owns Gsp Ramp C over Elizabeth River?

It is owned by the State Toll Authority.