US Bridges

US Route 40 over Great Thorofare

Fair

Atlantic County, New Jersey · 3.33 MI East of US 9 JCT · Structure no. 0109153

Built
1989
36 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
306 ft
9 main spans
Daily traffic
38,271
2023 count
Owner
State
State Highway Agency

About this bridge

US Route 40 over Great Thorofare is a prestressed concrete continuous box beam or girders - multiple carrying US Route 40 over Great Thorofare in Atlantic County, New Jersey. It was built in 1989, so it is 36 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 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 38,271 vehicles a day, roughly 4% of them trucks, projected to reach 46,698 by 2043. The structure is 306 ft (93.3 m) long and 95 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS Route 40
CrossesGreat Thorofare
Location3.33 MI East of US 9 JCT
RouteU.S. Route 40
Coordinates39.37023, -74.47685
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length306 ft (93.3 m)
Longest span36 ft (11 m)
Deck width95 ft (29 m)
Roadway width79 ft (24.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,271 (2023)
Projected traffic46,698 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US Route 40 over Great Thorofare built?

It was built in 1989, making it 36 years old in 2025.

What condition is US Route 40 over Great Thorofare 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 April 2023.

How much traffic does US Route 40 over Great Thorofare carry?

About 38,271 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US Route 40 over Great Thorofare?

The structure is 306 ft (93.3 m) long with a longest span of 36 ft (11 m) and a deck 95 ft wide.

Who owns US Route 40 over Great Thorofare?

It is owned by the State Highway Agency.