US Bridges

RTE 987G over Roeliff Jansen Kill

Fair

Dutchess County, New York · 1.3 MI NW of Mt. Ross · Structure no. 000000005502479

Built
1951
74 years old, rebuilt 1976
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
251 ft
3 main spans
Daily traffic
8,264
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 987G over Roeliff Jansen Kill is a steel stringer/multi-beam or girder carrying RTE 987G over Roeliff Jansen Kill in Dutchess County, New York. It was built in 1951 and reconstructed in 1976, so it is 74 years old, older than the New York average of 53 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 8,264 vehicles a day, projected to reach 19,824 by 2041. The structure is 251 ft (76.6 m) long and 73 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

Location

Open in Google Maps
CarriesRTE 987G
CrossesRoeliff Jansen Kill
Location1.3 MI NW of Mt. Ross
CountyDutchess County
StateNew York
Coordinates42.01233, -73.73931
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82 US tons
Inventory rating49.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length251 ft (76.6 m)
Longest span83 ft (25.2 m)
Deck width73 ft (22.3 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,264 (2020)
Projected traffic19,824 by 2041
Trucks0%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed10.6 mi (17 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$12.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 987G over Roeliff Jansen Kill built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1976.

What condition is RTE 987G over Roeliff Jansen Kill 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 November 2024.

How much traffic does RTE 987G over Roeliff Jansen Kill carry?

About 8,264 vehicles per day (2020 count).

How long is RTE 987G over Roeliff Jansen Kill?

The structure is 251 ft (76.6 m) long with a longest span of 83 ft (25.2 m) and a deck 73 ft wide.

Who owns RTE 987G over Roeliff Jansen Kill?

It is owned by the State Highway Agency.