US Bridges

Kelly Bridge Road over Swan Lake

Good

Sullivan County, New York · Across Swan Lake · Structure no. 000000003356830

Built
1955
70 years old, rebuilt 2008
Condition
Good
inspected August 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
32 ft
1 main span
Daily traffic
126
2018 count
Owner
County
County Highway Agency

About this bridge

Kelly Bridge Road over Swan Lake is a prestressed concrete box beam or girders - multiple carrying Kelly Bridge Road over Swan Lake in Sullivan County, New York. It was built in 1955 and reconstructed in 2008, so it is 70 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 126 vehicles a day, roughly 14% of them trucks, projected to reach 176 by 2038. The structure is 32 ft (9.8 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesKelly Bridge Road
CrossesSwan Lake
LocationAcross Swan Lake
Coordinates41.76067, -74.79215
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating73.3 US tons
Inventory rating31.4 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span30 ft (9.1 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic126 (2018)
Projected traffic176 by 2038
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$527,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Kelly Bridge Road over Swan Lake built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2008.

What condition is Kelly Bridge Road over Swan Lake in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2024.

How much traffic does Kelly Bridge Road over Swan Lake carry?

About 126 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is Kelly Bridge Road over Swan Lake?

The structure is 32 ft (9.8 m) long with a longest span of 30 ft (9.1 m) and a deck 20 ft wide.

Who owns Kelly Bridge Road over Swan Lake?

It is owned by the County Highway Agency.