US Bridges

RTE I86 over Town Line Road

Good

Chautauqua County, New York · 3.5 MI E JCT Rts 76 & 17 · Structure no. 000000001071472

Built
1982
43 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
93 ft
1 main span
Daily traffic
4,515
2020 count
Owner
State
State Highway Agency

About this bridge

RTE I86 over Town Line Road is a steel stringer/multi-beam or girder carrying RTE I86 over Town Line Road 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 4,515 vehicles a day, roughly 31% of them trucks, projected to reach 5,377 by 2041. The structure is 93 ft (28.3 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I86
CrossesTown Line Road
Location3.5 MI E JCT Rts 76 & 17
RouteInterstate 86
CountyChautauqua County
StateNew York
Coordinates42.15475, -79.52656
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93 US tons
Inventory rating55 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length93 ft (28.3 m)
Longest span92 ft (28 m)
Deck width44 ft (13.4 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,515 (2020)
Projected traffic5,377 by 2041
Trucks31%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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$3.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I86 over Town Line Road built?

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

What condition is RTE I86 over Town Line Road 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 Town Line Road carry?

About 4,515 vehicles per day (2020 count), of which roughly 31% are trucks.

How long is RTE I86 over Town Line Road?

The structure is 93 ft (28.3 m) long with a longest span of 92 ft (28 m) and a deck 44 ft wide.

Who owns RTE I86 over Town Line Road?

It is owned by the State Highway Agency.