US Bridges

County Road 21 over Tributary Agawamuck Cree

Good

Columbia County, New York · 100 E Pheasant LN JCR21 · Structure no. 000000003371560

Built
2020
5 years old
Condition
Good
inspected April 2024
Type
Frame
Concrete
Length
26 ft
1 main span
Daily traffic
566
2017 count
Owner
County
County Highway Agency

About this bridge

County Road 21 over Tributary Agawamuck Cree is a concrete frame carrying County Road 21 over Tributary Agawamuck Cree in Columbia County, New York. It was built in 2020, so it is 5 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 566 vehicles a day, roughly 15% of them trucks, projected to reach 792 by 2037. The structure is 26 ft (7.9 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesCounty Road 21
CrossesTributary Agawamuck Cree
Location100 E Pheasant LN JCR21
RouteCounty Highway 0
CountyColumbia County
StateNew York
Coordinates42.26697, -73.56576
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating70 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHL 93
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic566 (2017)
Projected traffic792 by 2037
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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$693,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 21 over Tributary Agawamuck Cree built?

It was built in 2020, making it 5 years old in 2025.

What condition is County Road 21 over Tributary Agawamuck Cree in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2024.

How much traffic does County Road 21 over Tributary Agawamuck Cree carry?

About 566 vehicles per day (2017 count), of which roughly 15% are trucks.

How long is County Road 21 over Tributary Agawamuck Cree?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 30 ft wide.

Who owns County Road 21 over Tributary Agawamuck Cree?

It is owned by the County Highway Agency.