US Bridges

RTE 353 over Allegheny River

Good

Cattaraugus County, New York · JCT RTE 353 + Allegheny R · Structure no. 000000006046330

Built
2011
14 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
722 ft
4 main spans
Daily traffic
4,157
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 353 over Allegheny River is a steel continuous stringer/multi-beam or girder carrying RTE 353 over Allegheny River in Cattaraugus County, New York. It was built in 2011, so it is 14 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,157 vehicles a day, roughly 7% of them trucks, projected to reach 4,389 by 2041. The structure is 722 ft (220.1 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRTE 353
CrossesAllegheny River
LocationJCT RTE 353 + Allegheny R
RouteState Highway 353
CountyCattaraugus County
StateNew York
Coordinates42.16166, -78.74338
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation9: Superior to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.9 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length722 ft (220.1 m)
Longest span187 ft (57 m)
Deck width49 ft (15 m)
Roadway width35 ft (10.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,157 (2018)
Projected traffic4,389 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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$21.2 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE 353 over Allegheny River built?

It was built in 2011, making it 14 years old in 2025.

What condition is RTE 353 over Allegheny 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 2023.

How much traffic does RTE 353 over Allegheny River carry?

About 4,157 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is RTE 353 over Allegheny River?

The structure is 722 ft (220.1 m) long with a longest span of 187 ft (57 m) and a deck 49 ft wide.

Who owns RTE 353 over Allegheny River?

It is owned by the State Highway Agency.