US Bridges

Gsp NB over Mill Creek

Good

Ocean County, New Jersey · 1.9 MI NE of US9&NJ72 JCT · Structure no. 360643N

Built
1953
72 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
31,915
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Gsp NB over Mill Creek is a concrete culvert carrying Gsp NB over Mill Creek in Ocean County, New Jersey. It was built in 1953, 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 31,915 vehicles a day, roughly 3% of them trucks, projected to reach 38,950 by 2043. The structure is 28 ft (8.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesGsp NB
CrossesMill Creek
Location1.9 MI NE of US9&NJ72 JCT
Coordinates39.71202, -74.27833
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length28 ft (8.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic31,915 (2023)
Projected traffic38,950 by 2043
Trucks3%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Gsp NB over Mill Creek built?

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

What condition is Gsp NB over Mill Creek 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 March 2023.

How much traffic does Gsp NB over Mill Creek carry?

About 31,915 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is Gsp NB over Mill Creek?

The structure is 28 ft (8.5 m) long with a longest span of 12 ft (3.7 m).

Who owns Gsp NB over Mill Creek?

It is owned by the State Toll Authority.