US Bridges

Grand ST on Ramp over Colden ST Grand ST

Fair

Hudson County, New Jersey · 1.6 MI SW Holland Tunnel · Structure no. N00680W

Built
1955
70 years old, rebuilt 2012
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
739 ft
8 main spans
Daily traffic
6,868
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Grand ST on Ramp over Colden ST Grand ST is a steel continuous stringer/multi-beam or girder carrying Grand ST on Ramp over Colden ST Grand ST in Hudson County, New Jersey. It was built in 1955 and reconstructed in 2012, so it is 70 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 6,868 vehicles a day, roughly 3% of them trucks, projected to reach 8,380 by 2044. The structure is 739 ft (225.2 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGrand ST on Ramp
CrossesColden ST Grand ST
Location1.6 MI SW Holland Tunnel
RouteInterstate 78
Coordinates40.71785, -74.05619
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
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 rating37.5 US tons
Inventory rating28.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+9 approach)
Design loadHS 20
Structure length739 ft (225.2 m)
Longest span89 ft (27.1 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,868 (2024)
Projected traffic8,380 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$150,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Grand ST on Ramp over Colden ST Grand ST built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2012.

What condition is Grand ST on Ramp over Colden ST Grand ST 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 2024.

How much traffic does Grand ST on Ramp over Colden ST Grand ST carry?

About 6,868 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Grand ST on Ramp over Colden ST Grand ST?

The structure is 739 ft (225.2 m) long with a longest span of 89 ft (27.1 m) and a deck 34 ft wide.

Who owns Grand ST on Ramp over Colden ST Grand ST?

It is owned by the State Toll Authority.