US Bridges

Bone Run Road over Bone Run

Poor

Cattaraugus County, New York · 6.1 MI SW of Steamburg · Structure no. 000000003323220

Built
1953
72 years old, rebuilt 1989
Condition
Poor
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
37 ft
1 main span
Daily traffic
303
2020 count
Owner
County
County Highway Agency

About this bridge

Bone Run Road over Bone Run is a steel stringer/multi-beam or girder carrying Bone Run Road over Bone Run in Cattaraugus County, New York. It was built in 1953 and reconstructed in 1989, so it is 72 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 303 vehicles a day, roughly 2% of them trucks, projected to reach 306 by 2041. The structure is 37 ft (11.3 m) long and 26 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesBone Run Road
CrossesBone Run
Location6.1 MI SW of Steamburg
RouteCounty Highway 0
Coordinates42.05067, -78.99161
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52 US tons
Inventory rating30 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadH 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.6 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic303 (2020)
Projected traffic306 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Bone Run Road over Bone Run built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1989.

What condition is Bone Run Road over Bone Run in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Bone Run Road over Bone Run carry?

About 303 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is Bone Run Road over Bone Run?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.6 m) and a deck 26 ft wide.

Who owns Bone Run Road over Bone Run?

It is owned by the County Highway Agency.