US Bridges

US 202 over Whippany River

Fair

Morris County, New Jersey · 1.2 MI N of Rt 124 JCT · Structure no. 1416152

Built
1891
134 years old, rebuilt 1922
Condition
Fair
inspected April 2024
Type
Arch - Deck
Masonry
Length
52 ft
1 main span
Daily traffic
17,820
2024 count
Owner
State
State Highway Agency

About this bridge

US 202 over Whippany River is a masonry arch - deck carrying US 202 over Whippany River in Morris County, New Jersey. It was built in 1891 and reconstructed in 1922, so it is 134 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 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 17,820 vehicles a day, roughly 4% of them trucks, projected to reach 21,740 by 2044. The structure is 52 ft (15.8 m) long and 77 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 202
CrossesWhippany River
Location1.2 MI N of Rt 124 JCT
RouteU.S. Route 202
Coordinates40.81275, -74.48028
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeArch - Deck
MaterialMasonry
DeckNot applicable
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span52 ft (15.8 m)
Deck width77 ft (23.6 m)
Roadway width57 ft (17.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,820 (2024)
Projected traffic21,740 by 2044
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
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 statusEligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$411,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 202 over Whippany River built?

It was built in 1891, making it 134 years old in 2025. It was reconstructed in 1922.

What condition is US 202 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 April 2024.

How much traffic does US 202 over Whippany River carry?

About 17,820 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is US 202 over Whippany River?

The structure is 52 ft (15.8 m) long with a longest span of 52 ft (15.8 m) and a deck 77 ft wide.

Who owns US 202 over Whippany River?

It is owned by the State Highway Agency.