US Bridges

RTE 951R over Allegheny River

PoorClosed to traffic

Cattaraugus County, New York · 2.9 MI E JCT Rt 219 & I86 · Structure no. 000000006064850

Built
1925
100 years old
Condition
Poor
inspected April 2024
Type
Truss - Thru
Steel
Length
350 ft
2 main spans
Daily traffic
100
1976 count
Owner
State
State Highway Agency

About this bridge

RTE 951R over Allegheny River is a steel truss - thru carrying RTE 951R over Allegheny River in Cattaraugus County, New York. It was built in 1925, so it is 100 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 3 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. Its operating status is: closed to all traffic.

It carries about 100 vehicles a day, roughly 10% of them trucks, projected to reach 140 by 1996. The structure is 350 ft (106.7 m) long and 16 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesRTE 951R
CrossesAllegheny River
Location2.9 MI E JCT Rt 219 & I86
Coordinates42.09418, -78.57447
Functional classRural Local

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.
Superstructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation0: Immediate repair necessary to put back in service
Deck geometry0: Immediate repair necessary to put back in service
Waterway adequacy0: Immediate repair necessary to put back in service
Approach roadway alignment2: Basically intolerable, requiring high priority of replacement
Operating rating0 US tons
Inventory rating0 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckOpen grating
Main spans2
Design loadUnknown
Structure length350 ft (106.7 m)
Longest span173 ft (52.7 m)
Deck width16 ft (4.9 m)
Roadway width15 ft (4.7 m)
Vertical clearance over deck11 ft (3.4 m)

Traffic and service

Average daily traffic100 (1976)
Projected traffic140 by 1996
Trucks10%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusEligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$7.2 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE 951R over Allegheny River built?

It was built in 1925, making it 100 years old in 2025.

What condition is RTE 951R over Allegheny River 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 April 2024.

How much traffic does RTE 951R over Allegheny River carry?

About 100 vehicles per day (1976 count), of which roughly 10% are trucks.

How long is RTE 951R over Allegheny River?

The structure is 350 ft (106.7 m) long with a longest span of 173 ft (52.7 m) and a deck 16 ft wide.

Who owns RTE 951R over Allegheny River?

It is owned by the State Highway Agency.