US Bridges

RTE I86 over Moon Brook

Good

Chautauqua County, New York · 0.7 MI E JCT Rts 17 + 60 · Structure no. 000000001092001

Built
1973
52 years old
Condition
Good
inspected September 2023
Type
Culvert
Concrete Continuous
Length
37 ft
2 main spans
Daily traffic
5,296
2013 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Moon Brook is a concrete continuous culvert carrying RTE I86 over Moon Brook in Chautauqua County, New York. It was built in 1973, 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 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 5,296 vehicles a day, roughly 21% of them trucks. The structure is 37 ft (11.3 m) long. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I86
CrossesMoon Brook
Location0.7 MI E JCT Rts 17 + 60
RouteInterstate 86
Coordinates42.12461, -79.22969
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.6 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length37 ft (11.3 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,296 (2013)
Projected traffic—
Trucks21%
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$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE I86 over Moon Brook built?

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

What condition is RTE I86 over Moon 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 September 2023.

How much traffic does RTE I86 over Moon Brook carry?

About 5,296 vehicles per day (2013 count), of which roughly 21% are trucks.

How long is RTE I86 over Moon Brook?

The structure is 37 ft (11.3 m) long with a longest span of 15 ft (4.5 m).

Who owns RTE I86 over Moon Brook?

It is owned by the State Highway Agency.