US Bridges

County Route 602 over Musconetcong River

Fair

Morris County, New Jersey · .5 MI North of CO RTE 631 · Structure no. 1401035

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
22,821
2023 count
Owner
County
County Highway Agency

About this bridge

County Route 602 over Musconetcong River is a concrete culvert carrying County Route 602 over Musconetcong River in Morris County, New Jersey. It was built in 1967, so it is 58 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 22,821 vehicles a day, roughly 4% of them trucks, projected to reach 27,846 by 2043. The structure is 22 ft (6.7 m) long and 70 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesCounty Route 602
CrossesMusconetcong River
Location.5 MI North of CO RTE 631
RouteCounty Highway 602
CountyMorris County
StateNew Jersey
Coordinates40.91711, -74.66569
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span22 ft (6.7 m)
Deck width70 ft (21.4 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,821 (2023)
Projected traffic27,846 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 County Route 602 over Musconetcong River built?

It was built in 1967, making it 58 years old in 2025.

What condition is County Route 602 over Musconetcong River 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 July 2023.

How much traffic does County Route 602 over Musconetcong River carry?

About 22,821 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is County Route 602 over Musconetcong River?

The structure is 22 ft (6.7 m) long with a longest span of 22 ft (6.7 m) and a deck 70 ft wide.

Who owns County Route 602 over Musconetcong River?

It is owned by the County Highway Agency.