US Bridges

Bonta Bridge Road over Erie Canal

PoorPosted for load

Cayuga County, New York · 2.3 MI E JCT SH34 & Canal · Structure no. 000000004431020

Built
1912
113 years old, rebuilt 1990
Condition
Poor
inspected September 2024
Type
Truss - Thru
Steel
Length
471 ft
3 main spans
Daily traffic
412
2020 count
Owner
State
State Highway Agency

About this bridge

Bonta Bridge Road over Erie Canal is a steel truss - thru carrying Bonta Bridge Road over Erie Canal in Cayuga County, New York. It was built in 1912 and reconstructed in 1990, so it is 113 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 load restriction.

It carries about 412 vehicles a day, roughly 9% of them trucks, projected to reach 577 by 2040. The structure is 471 ft (143.6 m) long and 16 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesBonta Bridge Road
CrossesErie Canal
Location2.3 MI E JCT SH34 & Canal
RouteCounty Highway 0
Coordinates43.07648, -76.51402
Functional classRural Local

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 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating29 US tons
Inventory rating17 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckOpen grating
Main spans3
Design loadOther
Structure length471 ft (143.6 m)
Longest span197 ft (60 m)
Deck width16 ft (5 m)
Roadway width14 ft (4.3 m)
Vertical clearance over deck13 ft (4 m)

Traffic and service

Average daily traffic412 (2020)
Projected traffic577 by 2040
Trucks9%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
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$9.7 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was Bonta Bridge Road over Erie Canal built?

It was built in 1912, making it 113 years old in 2025. It was reconstructed in 1990.

What condition is Bonta Bridge Road 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 Bonta Bridge Road over Erie Canal carry?

About 412 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is Bonta Bridge Road over Erie Canal?

The structure is 471 ft (143.6 m) long with a longest span of 197 ft (60 m) and a deck 16 ft wide.

Who owns Bonta Bridge Road over Erie Canal?

It is owned by the State Highway Agency.