US Bridges

Gsp NB over Belmar Blvd (cr 18)

Good

Monmouth County, New Jersey · 1.6 MI N of Nj 138&GSP Jc · Structure no. 360999N

Built
1953
72 years old, rebuilt 1985
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
123 ft
3 main spans
Daily traffic
77,755
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Gsp NB over Belmar Blvd (cr 18) is a steel continuous stringer/multi-beam or girder carrying Gsp NB over Belmar Blvd (cr 18) in Monmouth County, New Jersey. It was built in 1953 and reconstructed in 1985, so it is 72 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 77,755 vehicles a day, roughly 3% of them trucks, projected to reach 94,875 by 2044. The structure is 123 ft (37.5 m) long and 99 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGsp NB
CrossesBelmar Blvd (cr 18)
Location1.6 MI N of Nj 138&GSP Jc
Coordinates40.19396, -74.09919
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.7 US tons
Inventory rating39.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length123 ft (37.5 m)
Longest span57 ft (17.4 m)
Deck width99 ft (30.3 m)
Roadway width96 ft (29.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic77,755 (2024)
Projected traffic94,875 by 2044
Trucks3%
Lanes on structure5
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Gsp NB over Belmar Blvd (cr 18) built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1985.

What condition is Gsp NB over Belmar Blvd (cr 18) 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 April 2024.

How much traffic does Gsp NB over Belmar Blvd (cr 18) carry?

About 77,755 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Gsp NB over Belmar Blvd (cr 18)?

The structure is 123 ft (37.5 m) long with a longest span of 57 ft (17.4 m) and a deck 99 ft wide.

Who owns Gsp NB over Belmar Blvd (cr 18)?

It is owned by the State Toll Authority.