US Bridges

Nj Route 66 over Gsp NB

Good

Monmouth County, New Jersey · 0.34 MI N of GSP&RT33 JCT · Structure no. 361016N

Built
1986
39 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
178 ft
1 main span
Daily traffic
31,942
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj Route 66 over Gsp NB is a steel stringer/multi-beam or girder carrying Nj Route 66 over Gsp NB in Monmouth County, New Jersey. It was built in 1986, so it is 39 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 31,942 vehicles a day, roughly 4% of them trucks, projected to reach 38,975 by 2044. The structure is 178 ft (54.3 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesNj Route 66
CrossesGsp NB
Location0.34 MI N of GSP&RT33 JCT
RouteState Highway 66
CountyMonmouth County
StateNew Jersey
Coordinates40.21865, -74.09752
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 evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating106.8 US tons
Inventory rating87.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length178 ft (54.3 m)
Longest span171 ft (52.1 m)
Deck width57 ft (17.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,942 (2024)
Projected traffic38,975 by 2044
Trucks4%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nj Route 66 over Gsp NB built?

It was built in 1986, making it 39 years old in 2025.

What condition is Nj Route 66 over Gsp NB 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 Nj Route 66 over Gsp NB carry?

About 31,942 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Nj Route 66 over Gsp NB?

The structure is 178 ft (54.3 m) long with a longest span of 171 ft (52.1 m) and a deck 57 ft wide.

Who owns Nj Route 66 over Gsp NB?

It is owned by the State Toll Authority.