US Bridges

County Road 8A over Punch Brook

Fair

Columbia County, New York · In Ancramdale · Structure no. 000000003365170

Built
1947
78 years old
Condition
Fair
inspected September 2024
Type
Culvert
Concrete Continuous
Length
26 ft
2 main spans
Daily traffic
2,224
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 8A over Punch Brook is a concrete continuous culvert carrying County Road 8A over Punch Brook in Columbia County, New York. It was built in 1947, so it is 78 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 2,224 vehicles a day, roughly 11% of them trucks, projected to reach 3,114 by 2040. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesCounty Road 8A
CrossesPunch Brook
LocationIn Ancramdale
RouteCounty Highway 0
CountyColumbia County
StateNew York
Coordinates41.99346, -73.58142
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadH 20
Structure length26 ft (7.9 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,224 (2020)
Projected traffic3,114 by 2040
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$246,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 8A over Punch Brook built?

It was built in 1947, making it 78 years old in 2025.

What condition is County Road 8A over Punch 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 September 2024.

How much traffic does County Road 8A over Punch Brook carry?

About 2,224 vehicles per day (2020 count), of which roughly 11% are trucks.

How long is County Road 8A over Punch Brook?

The structure is 26 ft (7.9 m) long with a longest span of 11 ft (3.3 m).

Who owns County Road 8A over Punch Brook?

It is owned by the County Highway Agency.