US Bridges

RTE 12E over Perch River

Poor

Jefferson County, New York · 0.1 MI SE JCT 12E & 180 · Structure no. 000000001010100

Built
1893
132 years old, rebuilt 1927
Condition
Poor
inspected June 2024
Type
Arch - Deck
Concrete
Length
36 ft
1 main span
Daily traffic
3,648
2018 count
Owner
State
State Highway Agency

About this bridge

RTE 12E over Perch River is a concrete arch - deck carrying RTE 12E over Perch River in Jefferson County, New York. It was built in 1893 and reconstructed in 1927, so it is 132 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,648 vehicles a day, roughly 7% of them trucks, projected to reach 4,431 by 2041. The structure is 36 ft (11 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRTE 12E
CrossesPerch River
Location0.1 MI SE JCT 12E & 180
RouteState Highway 12E
CountyJefferson County
StateNew York
Coordinates44.02842, -76.04553
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating72.9 US tons
Inventory rating19.4 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length36 ft (11 m)
Longest span28 ft (8.5 m)
Deck width33 ft (10.2 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,648 (2018)
Projected traffic4,431 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedDeck replacement with only incidental widening
Estimated improvement cost$359,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 12E over Perch River built?

It was built in 1893, making it 132 years old in 2025. It was reconstructed in 1927.

What condition is RTE 12E over Perch River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does RTE 12E over Perch River carry?

About 3,648 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is RTE 12E over Perch River?

The structure is 36 ft (11 m) long with a longest span of 28 ft (8.5 m) and a deck 33 ft wide.

Who owns RTE 12E over Perch River?

It is owned by the State Highway Agency.