US Bridges

RTE 35 over Amawalk Dam Spill

Fair

Westchester County, New York · 5 MI Ea Jcts Tsp & Rt 35 · Structure no. 000000005524370

Built
1997
28 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
114 ft
1 main span
Daily traffic
11,355
2019 count
Owner
Local
Other Local Agency

About this bridge

RTE 35 over Amawalk Dam Spill is a steel stringer/multi-beam or girder carrying RTE 35 over Amawalk Dam Spill in Westchester County, New York. It was built in 1997, so it is 28 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 11,355 vehicles a day, roughly 6% of them trucks, projected to reach 11,408 by 2041. The structure is 114 ft (34.7 m) long and 43 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesRTE 35
CrossesAmawalk Dam Spill
Location5 MI Ea Jcts Tsp & Rt 35
RouteState Highway 35
CountyWestchester County
StateNew York
Coordinates41.28665, -73.76287
Functional classUrban Other Principal 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating92 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length114 ft (34.7 m)
Longest span112 ft (34.1 m)
Deck width43 ft (13.1 m)
Roadway width41 ft (12.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,355 (2019)
Projected traffic11,408 by 2041
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerOther Local 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$5 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 35 over Amawalk Dam Spill built?

It was built in 1997, making it 28 years old in 2025.

What condition is RTE 35 over Amawalk Dam Spill 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 August 2024.

How much traffic does RTE 35 over Amawalk Dam Spill carry?

About 11,355 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is RTE 35 over Amawalk Dam Spill?

The structure is 114 ft (34.7 m) long with a longest span of 112 ft (34.1 m) and a deck 43 ft wide.

Who owns RTE 35 over Amawalk Dam Spill?

It is owned by the Other Local Agency and maintained by the State Highway Agency.