US Bridges

Nj Tpk Sno Roadway over Bog Brook

Good

Middlesex County, New Jersey · 3 MI South of Int 9 · Structure no. M080370

Built
1990
35 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
68 ft
1 main span
Daily traffic
31,337
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Nj Tpk Sno Roadway over Bog Brook is a prestressed concrete stringer/multi-beam or girder carrying Nj Tpk Sno Roadway over Bog Brook in Middlesex County, New Jersey. It was built in 1990, so it is 35 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 31,337 vehicles a day, roughly 30% of them trucks, projected to reach 56,157 by 2043. The structure is 68 ft (20.7 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesNj Tpk Sno Roadway
CrossesBog Brook
Location3 MI South of Int 9
RouteInterstate 95
Coordinates40.43851, -74.42972
Functional classUrban Principal Arterial - Interstate

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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating74.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length68 ft (20.7 m)
Longest span60 ft (18.3 m)
Deck width59 ft (17.9 m)
Roadway width57 ft (17.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,337 (2023)
Projected traffic56,157 by 2043
Trucks30%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nj Tpk Sno Roadway over Bog Brook built?

It was built in 1990, making it 35 years old in 2025.

What condition is Nj Tpk Sno Roadway over Bog Brook 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 2023.

How much traffic does Nj Tpk Sno Roadway over Bog Brook carry?

About 31,337 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is Nj Tpk Sno Roadway over Bog Brook?

The structure is 68 ft (20.7 m) long with a longest span of 60 ft (18.3 m) and a deck 59 ft wide.

Who owns Nj Tpk Sno Roadway over Bog Brook?

It is owned by the State Toll Authority.