US Bridges

County Road 23 over Ten Mile River

Fair

Sullivan County, New York · 3 MI SE of Narrowsburg · Structure no. 000000003355430

Built
2014
11 years old
Condition
Fair
inspected May 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
51
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 23 over Ten Mile River is a prestressed concrete box beam or girders - multiple carrying County Road 23 over Ten Mile River in Sullivan County, New York. It was built in 2014, so it is 11 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 51 vehicles a day, roughly 16% of them trucks, projected to reach 71 by 2040. The structure is 76 ft (23.2 m) long and 33 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Road 23
CrossesTen Mile River
Location3 MI SE of Narrowsburg
Coordinates41.58316, -75.00965
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length76 ft (23.2 m)
Longest span75 ft (22.9 m)
Deck width33 ft (10.1 m)
Roadway width29 ft (8.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2020)
Projected traffic71 by 2040
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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$1.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 23 over Ten Mile River built?

It was built in 2014, making it 11 years old in 2025.

What condition is County Road 23 over Ten Mile River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2024.

How much traffic does County Road 23 over Ten Mile River carry?

About 51 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is County Road 23 over Ten Mile River?

The structure is 76 ft (23.2 m) long with a longest span of 75 ft (22.9 m) and a deck 33 ft wide.

Who owns County Road 23 over Ten Mile River?

It is owned by the County Highway Agency.