US Bridges

RTE 301 over West Branch Croton River

Fair

Putnam County, New York · 6.6 MI E JCT Rts 301+TSP · Structure no. 000000001045320

Built
1953
72 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
54 ft
1 main span
Daily traffic
4,075
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 301 over West Branch Croton River is a steel stringer/multi-beam or girder carrying RTE 301 over West Branch Croton River in Putnam County, New York. It was built in 1953, so it is 72 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 5 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 4,075 vehicles a day, roughly 3% of them trucks, projected to reach 4,525 by 2041. The structure is 54 ft (16.5 m) long and 41 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesRTE 301
CrossesWest Branch Croton River
Location6.6 MI E JCT Rts 301+TSP
RouteState Highway 301
Coordinates41.44734, -73.73221
Functional classRural Minor Arterial

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being 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 rating51 US tons
Inventory rating31 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length54 ft (16.5 m)
Longest span51 ft (15.5 m)
Deck width41 ft (12.5 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,075 (2021)
Projected traffic4,525 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$3.8 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 301 over West Branch Croton River built?

It was built in 1953, making it 72 years old in 2025.

What condition is RTE 301 over West Branch 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 November 2024.

How much traffic does RTE 301 over West Branch Croton River carry?

About 4,075 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is RTE 301 over West Branch Croton River?

The structure is 54 ft (16.5 m) long with a longest span of 51 ft (15.5 m) and a deck 41 ft wide.

Who owns RTE 301 over West Branch Croton River?

It is owned by the State Highway Agency.