US Bridges

Ramp Marble Ave to over Sawmill River

Fair

Westchester County, New York · 4.7 MI SE of Ossining · Structure no. 000000005500841

Built
1990
35 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
—
2024 count
Owner
State
State Highway Agency

About this bridge

Ramp Marble Ave to over Sawmill River is a prestressed concrete box beam or girders - multiple carrying Ramp Marble Ave to over Sawmill River in Westchester County, New York. It was built in 1990, so it is 35 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

No traffic count is recorded. The structure is 60 ft (18.3 m) long and 30 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesRamp Marble Ave to
CrossesSawmill River
Location4.7 MI SE of Ossining
CountyWestchester County
StateNew York
Coordinates41.1243, -73.7837
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating80 US tons
Inventory rating45 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span57 ft (17.3 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemYes

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$726,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ramp Marble Ave to over Sawmill River built?

It was built in 1990, making it 35 years old in 2025.

What condition is Ramp Marble Ave to over Sawmill 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 June 2024.

How much traffic does Ramp Marble Ave to over Sawmill River carry?

No traffic count is recorded for this structure.

How long is Ramp Marble Ave to over Sawmill River?

The structure is 60 ft (18.3 m) long with a longest span of 57 ft (17.3 m) and a deck 30 ft wide.

Who owns Ramp Marble Ave to over Sawmill River?

It is owned by the State Highway Agency.