US Bridges

Dewitt Avenue over 987FX 987FX SB On-Ramp

Fair

Westchester County, New York · 0.8 MI N JCT Rts Brp+ccp · Structure no. 000000005501520

Built
1958
67 years old, rebuilt 2006
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
308 ft
4 main spans
Daily traffic
2,080
2021 count
Owner
State
State Highway Agency

About this bridge

Dewitt Avenue over 987FX 987FX SB On-Ramp is a steel stringer/multi-beam or girder carrying Dewitt Avenue over 987FX 987FX SB On-Ramp in Westchester County, New York. It was built in 1958 and reconstructed in 2006, so it is 67 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 2,080 vehicles a day, roughly 5% of them trucks, projected to reach 2,912 by 2041. The structure is 308 ft (93.9 m) long and 53 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesDewitt Avenue
Crosses987FX 987FX SB On-Ramp
Location0.8 MI N JCT Rts Brp+ccp
RouteCity Street 0
Coordinates40.93748, -73.83743
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating46 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length308 ft (93.9 m)
Longest span83 ft (25.2 m)
Deck width53 ft (16.2 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,080 (2021)
Projected traffic2,912 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedDeck replacement with only incidental widening
Estimated improvement cost$13.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Dewitt Avenue over 987FX 987FX SB On-Ramp built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2006.

What condition is Dewitt Avenue over 987FX 987FX SB On-Ramp 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 2023.

How much traffic does Dewitt Avenue over 987FX 987FX SB On-Ramp carry?

About 2,080 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Dewitt Avenue over 987FX 987FX SB On-Ramp?

The structure is 308 ft (93.9 m) long with a longest span of 83 ft (25.2 m) and a deck 53 ft wide.

Who owns Dewitt Avenue over 987FX 987FX SB On-Ramp?

It is owned by the State Highway Agency.