US Bridges

Sunnyside Road over West River

Good

Yates County, New York · 4.6 MI SW of Middlesex · Structure no. 000000003219250

Built
1991
34 years old
Condition
Good
inspected May 2024
Type
Slab
Wood or Timber
Length
82 ft
3 main spans
Daily traffic
314
2019 count
Owner
County
County Highway Agency

About this bridge

Sunnyside Road over West River is a wood or timber slab carrying Sunnyside Road over West River in Yates County, New York. It was built in 1991, so it is 34 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 314 vehicles a day, roughly 19% of them trucks, projected to reach 440 by 2039. The structure is 82 ft (25 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSunnyside Road
CrossesWest River
Location4.6 MI SW of Middlesex
Coordinates42.65656, -77.33124
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72 US tons
Inventory rating51 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length82 ft (25 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic314 (2019)
Projected traffic440 by 2039
Trucks19%
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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Sunnyside Road over West River built?

It was built in 1991, making it 34 years old in 2025.

What condition is Sunnyside Road over West 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 Sunnyside Road over West River carry?

About 314 vehicles per day (2019 count), of which roughly 19% are trucks.

How long is Sunnyside Road over West River?

The structure is 82 ft (25 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Sunnyside Road over West River?

It is owned by the County Highway Agency.