US Bridges

CR632-RIDGEDALE Av over Whippany River

Fair

Morris County, New Jersey · 0.35MI E I280&CR632 JCT · Structure no. 1400440

Built
1970
55 years old, rebuilt 1996
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
202 ft
2 main spans
Daily traffic
16,244
2023 count
Owner
County
County Highway Agency

About this bridge

CR632-RIDGEDALE Av over Whippany River is a steel stringer/multi-beam or girder carrying CR632-RIDGEDALE Av over Whippany River in Morris County, New Jersey. It was built in 1970 and reconstructed in 1996, so it is 55 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 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 16,244 vehicles a day, roughly 4% of them trucks, projected to reach 19,493 by 2043. The structure is 202 ft (61.6 m) long and 60 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesCR632-RIDGEDALE Av
CrossesWhippany River
Location0.35MI E I280&CR632 JCT
RouteCounty Highway 632
CountyMorris County
StateNew Jersey
Coordinates40.84485, -74.3495
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length202 ft (61.6 m)
Longest span97 ft (29.6 m)
Deck width60 ft (18.4 m)
Roadway width46 ft (14 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,244 (2023)
Projected traffic19,493 by 2043
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$283,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CR632-RIDGEDALE Av over Whippany River built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1996.

What condition is CR632-RIDGEDALE Av over Whippany 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 June 2023.

How much traffic does CR632-RIDGEDALE Av over Whippany River carry?

About 16,244 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is CR632-RIDGEDALE Av over Whippany River?

The structure is 202 ft (61.6 m) long with a longest span of 97 ft (29.6 m) and a deck 60 ft wide.

Who owns CR632-RIDGEDALE Av over Whippany River?

It is owned by the County Highway Agency.