US Bridges

SB Entr Ramp E1 over Gsp Nbi & Sbi

Good

Monmouth County, New Jersey · Gsp Interchange 105 · Structure no. 361063T

Built
1975
50 years old, rebuilt 2022
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
363 ft
6 main spans
Daily traffic
8,146
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

SB Entr Ramp E1 over Gsp Nbi & Sbi is a steel stringer/multi-beam or girder carrying SB Entr Ramp E1 over Gsp Nbi & Sbi in Monmouth County, New Jersey. It was built in 1975 and reconstructed in 2022, so it is 50 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,146 vehicles a day, roughly 3% of them trucks, projected to reach 9,940 by 2044. The structure is 363 ft (110.6 m) long and 23 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSB Entr Ramp E1
CrossesGsp Nbi & Sbi
LocationGsp Interchange 105
CountyMonmouth County
StateNew Jersey
Coordinates40.28333, -74.08626
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating65 US tons
Inventory rating50 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length363 ft (110.6 m)
Longest span87 ft (26.5 m)
Deck width23 ft (6.9 m)
Roadway width19 ft (5.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,146 (2024)
Projected traffic9,940 by 2044
Trucks3%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
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$2 million (2018 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was SB Entr Ramp E1 over Gsp Nbi & Sbi built?

It was built in 1975, making it 50 years old in 2025. It was reconstructed in 2022.

What condition is SB Entr Ramp E1 over Gsp Nbi & Sbi 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 June 2024.

How much traffic does SB Entr Ramp E1 over Gsp Nbi & Sbi carry?

About 8,146 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is SB Entr Ramp E1 over Gsp Nbi & Sbi?

The structure is 363 ft (110.6 m) long with a longest span of 87 ft (26.5 m) and a deck 23 ft wide.

Who owns SB Entr Ramp E1 over Gsp Nbi & Sbi?

It is owned by the State Toll Authority.