US Bridges

Nj 10 over Sussex Turnpike (cr 617)

Fair

Morris County, New Jersey · 1.9 MI E of US 46 · Structure no. 1401151

Built
1935
90 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
33,314
2024 count
Owner
State
State Highway Agency

About this bridge

Nj 10 over Sussex Turnpike (cr 617) is a steel stringer/multi-beam or girder carrying Nj 10 over Sussex Turnpike (cr 617) in Morris County, New Jersey. It was built in 1935, so it is 90 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 33,314 vehicles a day, roughly 4% of them trucks, projected to reach 40,650 by 2044. The structure is 52 ft (15.8 m) long and 115 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNj 10
CrossesSussex Turnpike (cr 617)
Location1.9 MI E of US 46
RouteState Highway 10
CountyMorris County
StateNew Jersey
Coordinates40.86072, -74.62596
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span47 ft (14.3 m)
Deck width115 ft (35 m)
Roadway width87 ft (26.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,314 (2024)
Projected traffic40,650 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.3 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Nj 10 over Sussex Turnpike (cr 617) built?

It was built in 1935, making it 90 years old in 2025.

What condition is Nj 10 over Sussex Turnpike (cr 617) 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 February 2024.

How much traffic does Nj 10 over Sussex Turnpike (cr 617) carry?

About 33,314 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Nj 10 over Sussex Turnpike (cr 617)?

The structure is 52 ft (15.8 m) long with a longest span of 47 ft (14.3 m) and a deck 115 ft wide.

Who owns Nj 10 over Sussex Turnpike (cr 617)?

It is owned by the State Highway Agency.