US Bridges

Maple Lane over Bashbish Brook

Poor

Columbia County, New York · 0.4 MI S of Copake Falls · Structure no. 000000003222370

Built
1957
68 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
89 ft
2 main spans
Daily traffic
54
2018 count
Owner
County
County Highway Agency

About this bridge

Maple Lane over Bashbish Brook is a steel continuous stringer/multi-beam or girder carrying Maple Lane over Bashbish Brook in Columbia County, New York. It was built in 1957, so it is 68 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 54 vehicles a day, roughly 7% of them trucks, projected to reach 76 by 2038. The structure is 89 ft (27.1 m) long and 12 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMaple Lane
CrossesBashbish Brook
Location0.4 MI S of Copake Falls
Coordinates42.11459, -73.52754
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.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating47 US tons
Inventory rating28 US tons

Structure

MaterialSteel Continuous
DeckOpen grating
Main spans2
Design loadUnknown
Structure length89 ft (27.1 m)
Longest span44 ft (13.4 m)
Deck width12 ft (3.8 m)
Roadway width11 ft (3.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54 (2018)
Projected traffic76 by 2038
Trucks7%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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$1 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Maple Lane over Bashbish Brook built?

It was built in 1957, making it 68 years old in 2025.

What condition is Maple Lane over Bashbish Brook 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 May 2024.

How much traffic does Maple Lane over Bashbish Brook carry?

About 54 vehicles per day (2018 count), of which roughly 7% are trucks.

How long is Maple Lane over Bashbish Brook?

The structure is 89 ft (27.1 m) long with a longest span of 44 ft (13.4 m) and a deck 12 ft wide.

Who owns Maple Lane over Bashbish Brook?

It is owned by the County Highway Agency.