US Bridges

Tennanah Lake RD over Abe Wood Brook

Fair

Sullivan County, New York · .5 Mile West of Roscoe · Structure no. 000000003355780

Built
1961
64 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
36 ft
1 main span
Daily traffic
693
2020 count
Owner
County
County Highway Agency

About this bridge

Tennanah Lake RD over Abe Wood Brook is a steel stringer/multi-beam or girder carrying Tennanah Lake RD over Abe Wood Brook in Sullivan County, New York. It was built in 1961, so it is 64 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 5 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 693 vehicles a day, roughly 6% of them trucks, projected to reach 970 by 2040. The structure is 36 ft (11 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesTennanah Lake RD
CrossesAbe Wood Brook
Location.5 Mile West of Roscoe
RouteCounty Highway 0
CountySullivan County
StateNew York
Coordinates41.92983, -74.92474
Functional classRural Minor Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span32 ft (9.7 m)
Deck width31 ft (9.6 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic693 (2020)
Projected traffic970 by 2040
Trucks6%
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$956,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Tennanah Lake RD over Abe Wood Brook built?

It was built in 1961, making it 64 years old in 2025.

What condition is Tennanah Lake RD over Abe Wood 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 June 2023.

How much traffic does Tennanah Lake RD over Abe Wood Brook carry?

About 693 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Tennanah Lake RD over Abe Wood Brook?

The structure is 36 ft (11 m) long with a longest span of 32 ft (9.7 m) and a deck 31 ft wide.

Who owns Tennanah Lake RD over Abe Wood Brook?

It is owned by the County Highway Agency.