US Bridges

County Road 11 over Agawamuck Creek

Fair

Columbia County, New York · 0.9 MI N of Martindale · Structure no. 000000003342170

Built
2004
21 years old
Condition
Fair
inspected December 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
105 ft
1 main span
Daily traffic
1,286
2020 count
Owner
County
County Highway Agency

About this bridge

County Road 11 over Agawamuck Creek is a prestressed concrete box beam or girders - multiple carrying County Road 11 over Agawamuck Creek in Columbia County, New York. It was built in 2004, so it is 21 years old, younger 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 1,286 vehicles a day, roughly 13% of them trucks, projected to reach 1,800 by 2040. The structure is 105 ft (32 m) long and 37 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

CarriesCounty Road 11
CrossesAgawamuck Creek
Location0.9 MI N of Martindale
RouteCounty Highway 0
Coordinates42.23349, -73.63008
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.5 US tons
Inventory rating59 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length105 ft (32 m)
Longest span97 ft (29.5 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,286 (2020)
Projected traffic1,800 by 2040
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5.6 mi (9 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$2.6 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 11 over Agawamuck Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is County Road 11 over Agawamuck Creek 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 December 2024.

How much traffic does County Road 11 over Agawamuck Creek carry?

About 1,286 vehicles per day (2020 count), of which roughly 13% are trucks.

How long is County Road 11 over Agawamuck Creek?

The structure is 105 ft (32 m) long with a longest span of 97 ft (29.5 m) and a deck 37 ft wide.

Who owns County Road 11 over Agawamuck Creek?

It is owned by the County Highway Agency.