US Bridges

RTE I87 over Little Chazy River

Good

Clinton County, New York · .2 MI S Int I87 & C R 24 · Structure no. 000000001034072

Built
1962
63 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
4,125
2021 count
Owner
State
State Highway Agency

About this bridge

RTE I87 over Little Chazy River is a concrete continuous culvert carrying RTE I87 over Little Chazy River in Clinton County, New York. It was built in 1962, so it is 63 years old, older 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 32 ft (9.8 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesRTE I87
CrossesLittle Chazy River
Location.2 MI S Int I87 & C R 24
RouteInterstate 87
Coordinates44.86815, -73.45054
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating82 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length32 ft (9.8 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 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
CrossesWaterway
Detour if closed8.7 mi (14 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$407,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I87 over Little Chazy River built?

It was built in 1962, making it 63 years old in 2025.

What condition is RTE I87 over Little Chazy River 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 April 2024.

How much traffic does RTE I87 over Little Chazy River carry?

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

How long is RTE I87 over Little Chazy River?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.5 m).

Who owns RTE I87 over Little Chazy River?

It is owned by the State Highway Agency.