US Bridges

RTE I86 over RTE 430 Bemus Creek

Good

Chautauqua County, New York · 0.8 MI SE of Bemus Point · Structure no. 000000001071921

Built
1982
43 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
376 ft
3 main spans
Daily traffic
6,325
2014 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over RTE 430 Bemus Creek is a steel continuous stringer/multi-beam or girder carrying RTE I86 over RTE 430 Bemus Creek in Chautauqua County, New York. It was built in 1982, so it is 43 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 6,325 vehicles a day, roughly 22% of them trucks. The structure is 376 ft (114.6 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I86
CrossesRTE 430 Bemus Creek
Location0.8 MI SE of Bemus Point
RouteInterstate 86
Coordinates42.15289, -79.38112
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating60 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length376 ft (114.6 m)
Longest span157 ft (47.8 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,325 (2014)
Projected traffic—
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$10.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over RTE 430 Bemus Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is RTE I86 over RTE 430 Bemus Creek 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 August 2023.

How much traffic does RTE I86 over RTE 430 Bemus Creek carry?

About 6,325 vehicles per day (2014 count), of which roughly 22% are trucks.

How long is RTE I86 over RTE 430 Bemus Creek?

The structure is 376 ft (114.6 m) long with a longest span of 157 ft (47.8 m) and a deck 44 ft wide.

Who owns RTE I86 over RTE 430 Bemus Creek?

It is owned by the State Highway Agency.