US Bridges

Five Mile RD over Allegheny River

Fair

Cattaraugus County, New York · 0.2 MI S of RTE 417 & Fiv · Structure no. 000000003320440

Built
1973
52 years old, rebuilt 1998
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
400 ft
4 main spans
Daily traffic
5,735
2020 count
Owner
County
County Highway Agency

About this bridge

Five Mile RD over Allegheny River is a steel continuous stringer/multi-beam or girder carrying Five Mile RD over Allegheny River in Cattaraugus County, New York. It was built in 1973 and reconstructed in 1998, so it is 52 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 5,735 vehicles a day, roughly 5% of them trucks, projected to reach 7,095 by 2041. The structure is 400 ft (121.9 m) long and 32 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesFive Mile RD
CrossesAllegheny River
Location0.2 MI S of RTE 417 & Fiv
RouteCounty Highway 0
Coordinates42.09013, -78.50159
Functional classUrban Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating46 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length400 ft (121.9 m)
Longest span100 ft (30.4 m)
Deck width32 ft (9.9 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,735 (2020)
Projected traffic7,095 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed5.6 mi (9 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$8.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Five Mile RD over Allegheny River built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 1998.

What condition is Five Mile RD over Allegheny 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 August 2024.

How much traffic does Five Mile RD over Allegheny River carry?

About 5,735 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Five Mile RD over Allegheny River?

The structure is 400 ft (121.9 m) long with a longest span of 100 ft (30.4 m) and a deck 32 ft wide.

Who owns Five Mile RD over Allegheny River?

It is owned by the County Highway Agency.