US Bridges

Red Mills Road over Dwaar Kill

Poor

Ulster County, New York · 0.7 MI SE of Dwaarkill · Structure no. 000000002224680

Built
1963
62 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
47 ft
1 main span
Daily traffic
1,458
2017 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Red Mills Road over Dwaar Kill is a steel stringer/multi-beam or girder carrying Red Mills Road over Dwaar Kill in Ulster County, New York. It was built in 1963, so it is 62 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.

It carries about 1,458 vehicles a day, roughly 15% of them trucks, projected to reach 2,041 by 2037. The structure is 47 ft (14.3 m) long and 17 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesRed Mills Road
CrossesDwaar Kill
Location0.7 MI SE of Dwaarkill
Coordinates41.64006, -74.25589
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length47 ft (14.3 m)
Longest span43 ft (13.1 m)
Deck width17 ft (5.1 m)
Roadway width16 ft (4.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,458 (2017)
Projected traffic2,041 by 2037
Trucks15%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$927,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Red Mills Road over Dwaar Kill built?

It was built in 1963, making it 62 years old in 2025.

What condition is Red Mills Road over Dwaar Kill 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 March 2024.

How much traffic does Red Mills Road over Dwaar Kill carry?

About 1,458 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is Red Mills Road over Dwaar Kill?

The structure is 47 ft (14.3 m) long with a longest span of 43 ft (13.1 m) and a deck 17 ft wide.

Who owns Red Mills Road over Dwaar Kill?

It is owned by the Town or Township Highway Agency.