US Bridges

County Road 56 over E Br Croton River

Fair

Putnam County, New York · .8 MI S JCT SH22 &US6/202 · Structure no. 000000001050020

Built
1930
95 years old
Condition
Fair
inspected October 2023
Type
Arch - Deck
Concrete
Length
84 ft
1 main span
Daily traffic
3,616
2017 count
Owner
County
County Highway Agency

About this bridge

County Road 56 over E Br Croton River is a concrete arch - deck carrying County Road 56 over E Br Croton River in Putnam County, New York. It was built in 1930, so it is 95 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 3,616 vehicles a day, roughly 4% of them trucks, projected to reach 4,474 by 2041. The structure is 84 ft (25.6 m) long and 34 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesCounty Road 56
CrossesE Br Croton River
Location.8 MI S JCT SH22 &US6/202
CountyPutnam County
StateNew York
Coordinates41.38986, -73.61927
Functional classUrban 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating62.3 US tons
Inventory rating15.5 US tons

Structure

Structure typeArch - Deck
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length84 ft (25.6 m)
Longest span71 ft (21.6 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,616 (2017)
Projected traffic4,474 by 2041
Trucks4%
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$4.7 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Road 56 over E Br Croton River built?

It was built in 1930, making it 95 years old in 2025.

What condition is County Road 56 over E Br Croton River 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 October 2023.

How much traffic does County Road 56 over E Br Croton River carry?

About 3,616 vehicles per day (2017 count), of which roughly 4% are trucks.

How long is County Road 56 over E Br Croton River?

The structure is 84 ft (25.6 m) long with a longest span of 71 ft (21.6 m) and a deck 34 ft wide.

Who owns County Road 56 over E Br Croton River?

It is owned by the County Highway Agency.