US Bridges

RTE I86 over French Creek

Good

Chautauqua County, New York · 1.5 MI E JCT Rts 17 & 76 · Structure no. 000000001071441

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
124 ft
1 main span
Daily traffic
3,896
2014 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over French Creek is a prestressed concrete stringer/multi-beam or girder carrying RTE I86 over French Creek in Chautauqua County, New York. It was built in 1996, so it is 29 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 3,896 vehicles a day, roughly 26% of them trucks. The structure is 124 ft (37.8 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I86
CrossesFrench Creek
Location1.5 MI E JCT Rts 17 & 76
RouteInterstate 86
Coordinates42.1568, -79.56585
Functional classRural 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 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 rating56 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length124 ft (37.8 m)
Longest span120 ft (36.5 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,896 (2014)
Projected traffic—
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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$4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over French Creek built?

It was built in 1996, making it 29 years old in 2025.

What condition is RTE I86 over French 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 October 2023.

How much traffic does RTE I86 over French Creek carry?

About 3,896 vehicles per day (2014 count), of which roughly 26% are trucks.

How long is RTE I86 over French Creek?

The structure is 124 ft (37.8 m) long with a longest span of 120 ft (36.5 m) and a deck 42 ft wide.

Who owns RTE I86 over French Creek?

It is owned by the State Highway Agency.