US Bridges

Green Valley RD over N B Grt Chazy Rvr

GoodPosted for load

Clinton County, New York · 1.8 MI NE Ellenburg Depot · Structure no. 000000003336520

Built
1976
49 years old
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
139
2021 count
Owner
County
County Highway Agency

About this bridge

Green Valley RD over N B Grt Chazy Rvr is a steel stringer/multi-beam or girder carrying Green Valley RD over N B Grt Chazy Rvr in Clinton County, New York. It was built in 1976, so it is 49 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. Its operating status is: posted for load restriction.

It carries about 139 vehicles a day, roughly 17% of them trucks, projected to reach 195 by 2041. The structure is 52 ft (15.8 m) long and 30 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesGreen Valley RD
CrossesN B Grt Chazy Rvr
Location1.8 MI NE Ellenburg Depot
Coordinates44.91681, -73.75836
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26 US tons
Inventory rating15 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span49 ft (14.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic139 (2021)
Projected traffic195 by 2041
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Green Valley RD over N B Grt Chazy Rvr built?

It was built in 1976, making it 49 years old in 2025.

What condition is Green Valley RD over N B Grt Chazy Rvr 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 July 2024.

How much traffic does Green Valley RD over N B Grt Chazy Rvr carry?

About 139 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is Green Valley RD over N B Grt Chazy Rvr?

The structure is 52 ft (15.8 m) long with a longest span of 49 ft (14.9 m) and a deck 30 ft wide.

Who owns Green Valley RD over N B Grt Chazy Rvr?

It is owned by the County Highway Agency.