US Bridges

RTE 180 over Perch River

Fair

Jefferson County, New York · JCT of RTE 180 + Perch R · Structure no. 000000001039490

Built
1964
61 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
94 ft
1 main span
Daily traffic
2,556
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 180 over Perch River is a steel stringer/multi-beam or girder carrying RTE 180 over Perch River in Jefferson County, New York. It was built in 1964, so it is 61 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,556 vehicles a day, roughly 9% of them trucks, projected to reach 3,105 by 2041. The structure is 94 ft (28.7 m) long and 38 ft wide. If it were closed, the detour would be 15.5 mi (25 km).

Location

Open in Google Maps
CarriesRTE 180
CrossesPerch River
LocationJCT of RTE 180 + Perch R
RouteState Highway 180
CountyJefferson County
StateNew York
Coordinates44.02663, -76.0484
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47 US tons
Inventory rating28 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span93 ft (28.3 m)
Deck width38 ft (11.6 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,556 (2018)
Projected traffic3,105 by 2041
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed15.5 mi (25 km)
TollOn a free road
National Highway SystemNo

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$1.4 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 180 over Perch River built?

It was built in 1964, making it 61 years old in 2025.

What condition is RTE 180 over Perch River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does RTE 180 over Perch River carry?

About 2,556 vehicles per day (2018 count), of which roughly 9% are trucks.

How long is RTE 180 over Perch River?

The structure is 94 ft (28.7 m) long with a longest span of 93 ft (28.3 m) and a deck 38 ft wide.

Who owns RTE 180 over Perch River?

It is owned by the State Highway Agency.