US Bridges

Greenwich ST CR620 over Hudson Sec (aban)

Fair

Warren County, New Jersey · 1.03 MI North of CR 519 · Structure no. 2150160

Built
1928
97 years old
Condition
Fair
inspected September 2024
Type
Girder and Floorbeam System
Steel
Length
56 ft
1 main span
Daily traffic
4,804
2024 count
Owner
Unknown
Unknown

About this bridge

Greenwich ST CR620 over Hudson Sec (aban) is a steel girder and floorbeam system carrying Greenwich ST CR620 over Hudson Sec (aban) in Warren County, New Jersey. It was built in 1928, so it is 97 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 4,804 vehicles a day, roughly 3% of them trucks, projected to reach 5,770 by 2044. The structure is 56 ft (17.1 m) long and 31 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGreenwich ST CR620
CrossesHudson Sec (aban)
Location1.03 MI North of CR 519
RouteCounty Highway 620
CountyWarren County
StateNew Jersey
Coordinates40.82119, -75.07911
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating71 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length56 ft (17.1 m)
Longest span53 ft (16.2 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,804 (2024)
Projected traffic5,770 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerUnknown
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$1.7 million (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Greenwich ST CR620 over Hudson Sec (aban) built?

It was built in 1928, making it 97 years old in 2025.

What condition is Greenwich ST CR620 over Hudson Sec (aban) 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 September 2024.

How much traffic does Greenwich ST CR620 over Hudson Sec (aban) carry?

About 4,804 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Greenwich ST CR620 over Hudson Sec (aban)?

The structure is 56 ft (17.1 m) long with a longest span of 53 ft (16.2 m) and a deck 31 ft wide.

Who owns Greenwich ST CR620 over Hudson Sec (aban)?

It is owned by the Unknown and maintained by the State Highway Agency.