US Bridges

Nj 66 over Gsp SB

Fair

Monmouth County, New Jersey · 0.24 MI N of GSP&RT33 JCT · Structure no. 361015S

Built
1986
39 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
175 ft
1 main span
Daily traffic
31,944
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj 66 over Gsp SB is a steel stringer/multi-beam or girder carrying Nj 66 over Gsp SB 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 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 31,944 vehicles a day, roughly 4% of them trucks, projected to reach 38,978 by 2044. The structure is 175 ft (53.3 m) long and 57 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesNj 66
CrossesGsp SB
Location0.24 MI N of GSP&RT33 JCT
RouteState Highway 66
Coordinates40.21788, -74.0992
Functional classUrban Other Principal Arterial

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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating90.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length175 ft (53.3 m)
Longest span168 ft (51.2 m)
Deck width57 ft (17.3 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,944 (2024)
Projected traffic38,978 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 66 over Gsp SB built?

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

What condition is Nj 66 over Gsp SB 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 May 2024.

How much traffic does Nj 66 over Gsp SB carry?

About 31,944 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Nj 66 over Gsp SB?

The structure is 175 ft (53.3 m) long with a longest span of 168 ft (51.2 m) and a deck 57 ft wide.

Who owns Nj 66 over Gsp SB?

It is owned by the State Toll Authority.