US Bridges

Greenbridge Road over M Br Moose River

Good

Herkimer County, New York · .5 MI SW of Old Forge · Structure no. 000000002204930

Built
1985
40 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
104 ft
1 main span
Daily traffic
130
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Greenbridge Road over M Br Moose River is a steel stringer/multi-beam or girder carrying Greenbridge Road over M Br Moose River in Herkimer County, New York. It was built in 1985, so it is 40 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 130 vehicles a day, roughly 2% of them trucks, projected to reach 182 by 2041. The structure is 104 ft (31.7 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesGreenbridge Road
CrossesM Br Moose River
Location.5 MI SW of Old Forge
Coordinates43.6949, -74.99861
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be 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 rating103.9 US tons
Inventory rating61.9 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length104 ft (31.7 m)
Longest span100 ft (30.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic130 (2021)
Projected traffic182 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$683,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Greenbridge Road over M Br Moose River built?

It was built in 1985, making it 40 years old in 2025.

What condition is Greenbridge Road over M Br Moose 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 September 2023.

How much traffic does Greenbridge Road over M Br Moose River carry?

About 130 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is Greenbridge Road over M Br Moose River?

The structure is 104 ft (31.7 m) long with a longest span of 100 ft (30.4 m) and a deck 24 ft wide.

Who owns Greenbridge Road over M Br Moose River?

It is owned by the Town or Township Highway Agency.