US Bridges

Washington Avenue over Garden State Parkway SB

Good

Bergen County, New Jersey · 1.5MI S of Hillsdale Toll · Structure no. 361674S

Built
1956
69 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
121 ft
3 main spans
Daily traffic
8,199
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Washington Avenue over Garden State Parkway SB is a prestressed concrete stringer/multi-beam or girder carrying Washington Avenue over Garden State Parkway SB in Bergen County, New Jersey. It was built in 1956, so it is 69 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 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 8,199 vehicles a day, roughly 4% of them trucks, projected to reach 9,839 by 2044. The structure is 121 ft (36.9 m) long and 54 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesWashington Avenue
CrossesGarden State Parkway SB
Location1.5MI S of Hillsdale Toll
RouteCounty Highway 502
Coordinates40.99884, -74.07186
Functional classUrban Other Principal 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.7 US tons
Inventory rating21.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length121 ft (36.9 m)
Longest span61 ft (18.6 m)
Deck width54 ft (16.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,199 (2024)
Projected traffic9,839 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Washington Avenue over Garden State Parkway SB built?

It was built in 1956, making it 69 years old in 2025.

What condition is Washington Avenue over Garden State Parkway SB 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 May 2024.

How much traffic does Washington Avenue over Garden State Parkway SB carry?

About 8,199 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Washington Avenue over Garden State Parkway SB?

The structure is 121 ft (36.9 m) long with a longest span of 61 ft (18.6 m) and a deck 54 ft wide.

Who owns Washington Avenue over Garden State Parkway SB?

It is owned by the State Toll Authority.