US Bridges

Lime Kiln Road over Tenmile River

Fair

Dutchess County, New York · 1.5 MI SE of Dover Plains · Structure no. 000000003342920

Built
1940
85 years old, rebuilt 2010
Condition
Fair
inspected August 2024
Type
Truss - Thru
Steel
Length
129 ft
1 main span
Daily traffic
933
2020 count
Owner
County
County Highway Agency

About this bridge

Lime Kiln Road over Tenmile River is a steel truss - thru carrying Lime Kiln Road over Tenmile River in Dutchess County, New York. It was built in 1940 and reconstructed in 2010, so it is 85 years old, older 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 933 vehicles a day, roughly 5% of them trucks, projected to reach 1,306 by 2040. The structure is 129 ft (39.3 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesLime Kiln Road
CrossesTenmile River
Location1.5 MI SE of Dover Plains
CountyDutchess County
StateNew York
Coordinates41.71633, -73.56902
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67 US tons
Inventory rating36 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length129 ft (39.3 m)
Longest span125 ft (38.1 m)
Deck width31 ft (9.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic933 (2020)
Projected traffic1,306 by 2040
Trucks5%
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$7.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Lime Kiln Road over Tenmile River built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2010.

What condition is Lime Kiln Road over Tenmile 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 August 2024.

How much traffic does Lime Kiln Road over Tenmile River carry?

About 933 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Lime Kiln Road over Tenmile River?

The structure is 129 ft (39.3 m) long with a longest span of 125 ft (38.1 m) and a deck 31 ft wide.

Who owns Lime Kiln Road over Tenmile River?

It is owned by the County Highway Agency.