US Bridges

Kimpton Road over Salmon River

Good

Franklin County, New York · 2.1MI S Whippleville · Structure no. 000000003336960

Built
1985
40 years old, rebuilt 2019
Condition
Good
inspected May 2024
Type
Truss - Thru
Steel
Length
81 ft
1 main span
Daily traffic
20
2016 count
Owner
County
County Highway Agency

About this bridge

Kimpton Road over Salmon River is a steel truss - thru carrying Kimpton Road over Salmon River in Franklin County, New York. It was built in 1985 and reconstructed in 2019, 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 20 vehicles a day, roughly 17% of them trucks, projected to reach 28 by 2036. The structure is 81 ft (24.7 m) long and 13 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesKimpton Road
CrossesSalmon River
Location2.1MI S Whippleville
CountyFranklin County
StateNew York
Coordinates44.79081, -74.24736
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 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
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating57 US tons
Inventory rating34 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckSteel plate
Main spans1
Design loadHS 25 or greater
Structure length81 ft (24.7 m)
Longest span80 ft (24.4 m)
Deck width13 ft (3.9 m)
Roadway width12 ft (3.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2016)
Projected traffic28 by 2036
Trucks17%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$1.2 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kimpton Road over Salmon River built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2019.

What condition is Kimpton Road over Salmon 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 May 2024.

How much traffic does Kimpton Road over Salmon River carry?

About 20 vehicles per day (2016 count), of which roughly 17% are trucks.

How long is Kimpton Road over Salmon River?

The structure is 81 ft (24.7 m) long with a longest span of 80 ft (24.4 m) and a deck 13 ft wide.

Who owns Kimpton Road over Salmon River?

It is owned by the County Highway Agency.