US Bridges

Gilbert Road over Great Chazy River

Good

Clinton County, New York · 2.1MI S Mooers Forks · Structure no. 000000003336280

Built
2004
21 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
104 ft
1 main span
Daily traffic
693
2021 count
Owner
County
County Highway Agency

About this bridge

Gilbert Road over Great Chazy River is a prestressed concrete box beam or girders - multiple carrying Gilbert Road over Great Chazy River in Clinton County, New York. It was built in 2004, so it is 21 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 693 vehicles a day, roughly 7% of them trucks, projected to reach 970 by 2041. The structure is 104 ft (31.7 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesGilbert Road
CrossesGreat Chazy River
Location2.1MI S Mooers Forks
RouteCounty Highway 0
Coordinates44.92614, -73.63839
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length104 ft (31.7 m)
Longest span100 ft (30.5 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic693 (2021)
Projected traffic970 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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$912,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Gilbert Road over Great Chazy River built?

It was built in 2004, making it 21 years old in 2025.

What condition is Gilbert Road over Great 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 June 2024.

How much traffic does Gilbert Road over Great Chazy River carry?

About 693 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Gilbert Road over Great Chazy River?

The structure is 104 ft (31.7 m) long with a longest span of 100 ft (30.5 m) and a deck 29 ft wide.

Who owns Gilbert Road over Great Chazy River?

It is owned by the County Highway Agency.