US Bridges

US 9 SB over Gsp

Fair

Atlantic County, New Jersey · 0.6 MI S of Mullica River · Structure no. 360483T

Built
2013
12 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
192 ft
2 main spans
Daily traffic
2,980
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

US 9 SB over Gsp is a steel continuous stringer/multi-beam or girder carrying US 9 SB over Gsp in Atlantic County, New Jersey. It was built in 2013, so it is 12 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 2,980 vehicles a day, roughly 5% of them trucks, projected to reach 2,858 by 2043. The structure is 192 ft (58.5 m) long and 30 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesUS 9 SB
CrossesGsp
Location0.6 MI S of Mullica River
RouteU.S. Route 9
Coordinates39.54735, -74.4667
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating45.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length192 ft (58.5 m)
Longest span94 ft (28.7 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,980 (2023)
Projected traffic2,858 by 2043
Trucks5%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed8.7 mi (14 km)
TollOn a free 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 9 SB over Gsp built?

It was built in 2013, making it 12 years old in 2025.

What condition is US 9 SB over Gsp 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 US 9 SB over Gsp carry?

About 2,980 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 9 SB over Gsp?

The structure is 192 ft (58.5 m) long with a longest span of 94 ft (28.7 m) and a deck 30 ft wide.

Who owns US 9 SB over Gsp?

It is owned by the State Toll Authority.