US Bridges

Coon Bridges Road over Indian River

Good

Jefferson County, New York · 1.5 MI S of Theresa · Structure no. 000000003339340

Built
1931
94 years old, rebuilt 1998
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
48 ft
1 main span
Daily traffic
138
2019 count
Owner
County
County Highway Agency

About this bridge

Coon Bridges Road over Indian River is a steel stringer/multi-beam or girder carrying Coon Bridges Road over Indian River in Jefferson County, New York. It was built in 1931 and reconstructed in 1998, 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 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 138 vehicles a day, roughly 17% of them trucks, projected to reach 193 by 2039. The structure is 48 ft (14.6 m) long and 19 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCoon Bridges Road
CrossesIndian River
Location1.5 MI S of Theresa
Coordinates44.19393, -75.78194
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation8: Equal to present desirable criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating74 US tons
Inventory rating50 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span45 ft (13.7 m)
Deck width19 ft (5.8 m)
Roadway width17 ft (5.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic138 (2019)
Projected traffic193 by 2039
Trucks17%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$519,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Coon Bridges Road over Indian River built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1998.

What condition is Coon Bridges Road over Indian River 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 June 2024.

How much traffic does Coon Bridges Road over Indian River carry?

About 138 vehicles per day (2019 count), of which roughly 17% are trucks.

How long is Coon Bridges Road over Indian River?

The structure is 48 ft (14.6 m) long with a longest span of 45 ft (13.7 m) and a deck 19 ft wide.

Who owns Coon Bridges Road over Indian River?

It is owned by the County Highway Agency.