US Bridges

King Road over Rocky Run

Good

Ontario County, New York · 1 MI W of Clifton Springs · Structure no. 000000003318640

Built
1998
27 years old
Condition
Good
inspected October 2024
Type
Frame
Concrete
Length
34 ft
1 main span
Daily traffic
309
2020 count
Owner
County
County Highway Agency

About this bridge

King Road over Rocky Run is a concrete frame carrying King Road over Rocky Run in Ontario County, New York. It was built in 1998, so it is 27 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 309 vehicles a day, roughly 2% of them trucks, projected to reach 433 by 2040. The structure is 34 ft (10.4 m) long and 35 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesKing Road
CrossesRocky Run
Location1 MI W of Clifton Springs
CountyOntario County
StateNew York
Coordinates42.96766, -77.15754
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
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating87.9 US tons
Inventory rating45 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.4 m)
Longest span33 ft (10 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic309 (2020)
Projected traffic433 by 2040
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 King Road over Rocky Run built?

It was built in 1998, making it 27 years old in 2025.

What condition is King Road over Rocky Run 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 October 2024.

How much traffic does King Road over Rocky Run carry?

About 309 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is King Road over Rocky Run?

The structure is 34 ft (10.4 m) long with a longest span of 33 ft (10 m) and a deck 35 ft wide.

Who owns King Road over Rocky Run?

It is owned by the County Highway Agency.