US Bridges

RTE 3 over Power Canal

PoorPosted for load

Jefferson County, New York · 1 MI E JCT SH 3 & SH 3A · Structure no. 000000001000590

Built
1931
94 years old
Condition
Poor
inspected November 2024
Type
Girder and Floorbeam System
Steel
Length
101 ft
1 main span
Daily traffic
2,214
2017 count
Owner
State
State Highway Agency

About this bridge

RTE 3 over Power Canal is a steel girder and floorbeam system carrying RTE 3 over Power Canal in Jefferson County, New York. It was built in 1931, so it is 94 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. Its operating status is: posted for other load-capacity restriction.

It carries about 2,214 vehicles a day, roughly 7% of them trucks, projected to reach 2,739 by 2041. The structure is 101 ft (30.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRTE 3
CrossesPower Canal
Location1 MI E JCT SH 3 & SH 3A
RouteState Highway 3
Coordinates44.02983, -75.6767
Functional classUrban Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating44 US tons
Inventory rating26 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length101 ft (30.8 m)
Longest span95 ft (28.9 m)
Deck width28 ft (8.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,214 (2017)
Projected traffic2,739 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
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 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 3 over Power Canal built?

It was built in 1931, making it 94 years old in 2025.

What condition is RTE 3 over Power Canal 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 November 2024.

How much traffic does RTE 3 over Power Canal carry?

About 2,214 vehicles per day (2017 count), of which roughly 7% are trucks.

How long is RTE 3 over Power Canal?

The structure is 101 ft (30.8 m) long with a longest span of 95 ft (28.9 m) and a deck 28 ft wide.

Who owns RTE 3 over Power Canal?

It is owned by the State Highway Agency.