US Bridges

CR 639 over Clove Brook

Fair

Sussex County, New Jersey · 250 Ft South of Nj 23 · Structure no. 1900T01

Built
1957
68 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
72 ft
1 main span
Daily traffic
8,211
2023 count
Owner
County
County Highway Agency

About this bridge

CR 639 over Clove Brook is a steel stringer/multi-beam or girder carrying CR 639 over Clove Brook in Sussex County, New Jersey. It was built in 1957, so it is 68 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 8,211 vehicles a day, roughly 4% of them trucks, projected to reach 9,853 by 2043. The structure is 72 ft (21.9 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesCR 639
CrossesClove Brook
Location250 Ft South of Nj 23
RouteCounty Highway 639
CountySussex County
StateNew Jersey
Coordinates41.20773, -74.60938
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
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.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length72 ft (21.9 m)
Longest span64 ft (19.5 m)
Deck width44 ft (13.5 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,211 (2023)
Projected traffic9,853 by 2043
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$681,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR 639 over Clove Brook built?

It was built in 1957, making it 68 years old in 2025.

What condition is CR 639 over Clove Brook 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 CR 639 over Clove Brook carry?

About 8,211 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR 639 over Clove Brook?

The structure is 72 ft (21.9 m) long with a longest span of 64 ft (19.5 m) and a deck 44 ft wide.

Who owns CR 639 over Clove Brook?

It is owned by the County Highway Agency.