US Bridges

RTE I86 over Gull Brook

Good

Cattaraugus County, New York · Cattaraugus County · Structure no. 000000001078712

Built
2006
19 years old
Condition
Good
inspected August 2023
Type
Frame
Concrete
Length
34 ft
1 main span
Daily traffic
6,790
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Gull Brook is a concrete frame carrying RTE I86 over Gull Brook in Cattaraugus County, New York. It was built in 2006, so it is 19 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 6,790 vehicles a day, roughly 23% of them trucks, projected to reach 7,609 by 2041. The structure is 34 ft (10.5 m) long and 53 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRTE I86
CrossesGull Brook
LocationCattaraugus County
RouteInterstate 86
Coordinates42.16666, -78.39656
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
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 25 or greater
Structure length34 ft (10.5 m)
Longest span32 ft (9.8 m)
Deck width53 ft (16.2 m)
Roadway width43 ft (13.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,790 (2020)
Projected traffic7,609 by 2041
Trucks23%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$1.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over Gull Brook built?

It was built in 2006, making it 19 years old in 2025.

What condition is RTE I86 over Gull Brook 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 Gull Brook carry?

About 6,790 vehicles per day (2020 count), of which roughly 23% are trucks.

How long is RTE I86 over Gull Brook?

The structure is 34 ft (10.5 m) long with a longest span of 32 ft (9.8 m) and a deck 53 ft wide.

Who owns RTE I86 over Gull Brook?

It is owned by the State Highway Agency.