US Bridges

Harvester Mill RD over N Br Salmon River

Fair

Oswego County, New York · 3.3 MI N of Redfield · Structure no. 000000003209190

Built
1986
39 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
87 ft
1 main span
Daily traffic
46
2020 count
Owner
County
County Highway Agency

About this bridge

Harvester Mill RD over N Br Salmon River is a steel stringer/multi-beam or girder carrying Harvester Mill RD over N Br Salmon River in Oswego County, New York. It was built in 1986, so it is 39 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 46 vehicles a day, roughly 9% of them trucks, projected to reach 64 by 2040. The structure is 87 ft (26.5 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesHarvester Mill RD
CrossesN Br Salmon River
Location3.3 MI N of Redfield
Coordinates43.56908, -75.82588
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating110 US tons
Inventory rating66 US tons

Structure

MaterialSteel
DeckOpen grating
Main spans1
Design loadUnknown
Structure length87 ft (26.5 m)
Longest span85 ft (25.9 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46 (2020)
Projected traffic64 by 2040
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Harvester Mill RD over N Br Salmon River built?

It was built in 1986, making it 39 years old in 2025.

What condition is Harvester Mill RD over N Br Salmon River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does Harvester Mill RD over N Br Salmon River carry?

About 46 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Harvester Mill RD over N Br Salmon River?

The structure is 87 ft (26.5 m) long with a longest span of 85 ft (25.9 m) and a deck 30 ft wide.

Who owns Harvester Mill RD over N Br Salmon River?

It is owned by the County Highway Agency.