US Bridges

Route Nj 72 WB over Manahawkin Bay

Fair

Ocean County, New Jersey · 3.5 MI East of US Rt 9 · Structure no. 1513152

Built
1958
67 years old, rebuilt 2019
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
2,409 ft
5 main spans
Daily traffic
11,707
2023 count
Owner
State
State Highway Agency

About this bridge

Route Nj 72 WB over Manahawkin Bay is a steel continuous stringer/multi-beam or girder carrying Route Nj 72 WB over Manahawkin Bay in Ocean County, New Jersey. It was built in 1958 and reconstructed in 2019, so it is 67 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 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 11,707 vehicles a day, roughly 4% of them trucks, projected to reach 14,048 by 2043. The structure is 2,409 ft (734.3 m) long and 60 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRoute Nj 72 WB
CrossesManahawkin Bay
Location3.5 MI East of US Rt 9
RouteState Highway 72
Coordinates39.66116, -74.2014
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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating64.6 US tons
Inventory rating49.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5 (+12 approach)
Design loadHL 93
Structure length2,409 ft (734.3 m)
Longest span150 ft (45.7 m)
Deck width60 ft (18.2 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,707 (2023)
Projected traffic14,048 by 2043
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Route Nj 72 WB over Manahawkin Bay built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2019.

What condition is Route Nj 72 WB over Manahawkin Bay 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 March 2023.

How much traffic does Route Nj 72 WB over Manahawkin Bay carry?

About 11,707 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is Route Nj 72 WB over Manahawkin Bay?

The structure is 2,409 ft (734.3 m) long with a longest span of 150 ft (45.7 m) and a deck 60 ft wide.

Who owns Route Nj 72 WB over Manahawkin Bay?

It is owned by the State Highway Agency.