US Bridges

RTE I87 over Delaware & Hudson

Good

Clinton County, New York · .4 MI S Exit 41 of I87 · Structure no. 000000001034102

Built
2003
22 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
87 ft
1 main span
Daily traffic
4,125
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I87 over Delaware & Hudson is a steel stringer/multi-beam or girder carrying RTE I87 over Delaware & Hudson in Clinton County, New York. It was built in 2003, so it is 22 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,125 vehicles a day, roughly 27% of them trucks, projected to reach 4,912 by 2041. The structure is 87 ft (26.5 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I87
CrossesDelaware & Hudson
Location.4 MI S Exit 41 of I87
RouteInterstate 87
CountyClinton County
StateNew York
Coordinates44.88454, -73.45161
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length87 ft (26.5 m)
Longest span82 ft (25 m)
Deck width41 ft (12.4 m)
Roadway width37 ft (11.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,125 (2021)
Projected traffic4,912 by 2041
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$2.1 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I87 over Delaware & Hudson built?

It was built in 2003, making it 22 years old in 2025.

What condition is RTE I87 over Delaware & Hudson in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

How much traffic does RTE I87 over Delaware & Hudson carry?

About 4,125 vehicles per day (2021 count), of which roughly 27% are trucks.

How long is RTE I87 over Delaware & Hudson?

The structure is 87 ft (26.5 m) long with a longest span of 82 ft (25 m) and a deck 41 ft wide.

Who owns RTE I87 over Delaware & Hudson?

It is owned by the State Highway Agency.