US Bridges

Moorstwn-Mt Laurel over Nj Turnpike

Fair

Burlington County, New Jersey · 2 MI North of Exit 4 · Structure no. M036800

Built
1950
75 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
207 ft
4 main spans
Daily traffic
8,331
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Moorstwn-Mt Laurel over Nj Turnpike is a steel continuous stringer/multi-beam or girder carrying Moorstwn-Mt Laurel over Nj Turnpike in Burlington County, New Jersey. It was built in 1950, so it is 75 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 5 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 8,331 vehicles a day, roughly 4% of them trucks, projected to reach 10,166 by 2044. The structure is 207 ft (63.1 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesMoorstwn-Mt Laurel
CrossesNj Turnpike
Location2 MI North of Exit 4
RouteCounty Highway 603
CountyBurlington County
StateNew Jersey
Coordinates39.95531, -74.92242
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating24.7 US tons
Inventory rating19 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length207 ft (63.1 m)
Longest span63 ft (19.2 m)
Deck width44 ft (13.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,331 (2024)
Projected traffic10,166 by 2044
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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$142,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Moorstwn-Mt Laurel over Nj Turnpike built?

It was built in 1950, making it 75 years old in 2025.

What condition is Moorstwn-Mt Laurel over Nj Turnpike 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 2024.

How much traffic does Moorstwn-Mt Laurel over Nj Turnpike carry?

About 8,331 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Moorstwn-Mt Laurel over Nj Turnpike?

The structure is 207 ft (63.1 m) long with a longest span of 63 ft (19.2 m) and a deck 44 ft wide.

Who owns Moorstwn-Mt Laurel over Nj Turnpike?

It is owned by the State Toll Authority.