US Bridges

Aden Hill Road over Aden Brook

FairPosted for load

Sullivan County, New York · 2.1 MI North of Bradley · Structure no. 000000003357030

Built
1970
55 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
52 ft
1 main span
Daily traffic
128
2019 count
Owner
County
County Highway Agency

About this bridge

Aden Hill Road over Aden Brook is a steel stringer/multi-beam or girder carrying Aden Hill Road over Aden Brook in Sullivan County, New York. It was built in 1970, so it is 55 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. Its operating status is: posted for load restriction.

It carries about 128 vehicles a day, roughly 4% of them trucks, projected to reach 179 by 2039. The structure is 52 ft (15.8 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesAden Hill Road
CrossesAden Brook
Location2.1 MI North of Bradley
CountySullivan County
StateNew York
Coordinates41.85356, -74.67811
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating29 US tons
Inventory rating21.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length52 ft (15.8 m)
Longest span51 ft (15.5 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic128 (2019)
Projected traffic179 by 2039
Trucks4%
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$573,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Aden Hill Road over Aden Brook built?

It was built in 1970, making it 55 years old in 2025.

What condition is Aden Hill Road over Aden Brook 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 April 2024.

How much traffic does Aden Hill Road over Aden Brook carry?

About 128 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is Aden Hill Road over Aden Brook?

The structure is 52 ft (15.8 m) long with a longest span of 51 ft (15.5 m) and a deck 22 ft wide.

Who owns Aden Hill Road over Aden Brook?

It is owned by the County Highway Agency.