US Bridges

RTE 271 over Erie Canal

PoorPosted for load

Niagara County, New York · 0.5 MI N JCT Rts 271 + 31 · Structure no. 000000004454020

Built
1915
110 years old, rebuilt 1947
Condition
Poor
inspected September 2024
Type
Movable - Lift
Steel
Length
142 ft
1 main span
Daily traffic
866
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 271 over Erie Canal is a steel movable - lift carrying RTE 271 over Erie Canal in Niagara County, New York. It was built in 1915 and reconstructed in 1947, so it is 110 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 866 vehicles a day, roughly 4% of them trucks, projected to reach 1,071 by 2041. The structure is 142 ft (43.3 m) long and 26 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 271
CrossesErie Canal
Location0.5 MI N JCT Rts 271 + 31
RouteState Highway 271
Coordinates43.21291, -78.47645
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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourFoundations stable; scour above top of footing
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 alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating23 US tons

Structure

Structure typeMovable - Lift
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span114 ft (34.7 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic866 (2020)
Projected traffic1,071 by 2041
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$10 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE 271 over Erie Canal built?

It was built in 1915, making it 110 years old in 2025. It was reconstructed in 1947.

What condition is RTE 271 over Erie 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 September 2024.

How much traffic does RTE 271 over Erie Canal carry?

About 866 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is RTE 271 over Erie Canal?

The structure is 142 ft (43.3 m) long with a longest span of 114 ft (34.7 m) and a deck 26 ft wide.

Who owns RTE 271 over Erie Canal?

It is owned by the State Highway Agency.