US Bridges

Blanding Road over Chenango River

PoorPosted for load

Chenango County, New York · .6 MI South of Sherburne · Structure no. 000000003351430

Built
1939
86 years old, rebuilt 1993
Condition
Poor
inspected July 2024
Type
Truss - Thru
Steel
Length
103 ft
1 main span
Daily traffic
324
2018 count
Owner
County
County Highway Agency

About this bridge

Blanding Road over Chenango River is a steel truss - thru carrying Blanding Road over Chenango River in Chenango County, New York. It was built in 1939 and reconstructed in 1993, so it is 86 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 324 vehicles a day, projected to reach 454 by 2038. The structure is 103 ft (31.4 m) long and 23 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesBlanding Road
CrossesChenango River
Location.6 MI South of Sherburne
Coordinates42.66488, -75.49488
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating4 US tons
Inventory rating2 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadOther
Structure length103 ft (31.4 m)
Longest span101 ft (30.7 m)
Deck width23 ft (7.1 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic324 (2018)
Projected traffic454 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$3.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Blanding Road over Chenango River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1993.

What condition is Blanding Road over Chenango 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 July 2024.

How much traffic does Blanding Road over Chenango River carry?

About 324 vehicles per day (2018 count).

How long is Blanding Road over Chenango River?

The structure is 103 ft (31.4 m) long with a longest span of 101 ft (30.7 m) and a deck 23 ft wide.

Who owns Blanding Road over Chenango River?

It is owned by the County Highway Agency.