US Bridges

RTE 987D over Saw Mill River Ex-Nycrr

Poor

Westchester County, New York · 1.9 MI N JCT Smrp & Ccp · Structure no. 000000005500582

Built
1957
68 years old, rebuilt 2001
Condition
Poor
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
261 ft
3 main spans
Daily traffic
30,516
2020 count
Owner
State
State Highway Agency

About this bridge

RTE 987D over Saw Mill River Ex-Nycrr is a prestressed concrete stringer/multi-beam or girder carrying RTE 987D over Saw Mill River Ex-Nycrr in Westchester County, New York. It was built in 1957 and reconstructed in 2001, so it is 68 years old, older than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 30,516 vehicles a day, roughly 1% of them trucks, projected to reach 43,049 by 2041. The structure is 261 ft (79.6 m) long and 52 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 987D
CrossesSaw Mill River Ex-Nycrr
Location1.9 MI N JCT Smrp & Ccp
RouteCity Street 987D
Coordinates40.95798, -73.8716
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length261 ft (79.6 m)
Longest span82 ft (25 m)
Deck width52 ft (15.8 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,516 (2020)
Projected traffic43,049 by 2041
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$13.9 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was RTE 987D over Saw Mill River Ex-Nycrr built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2001.

What condition is RTE 987D over Saw Mill River Ex-Nycrr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in August 2024.

How much traffic does RTE 987D over Saw Mill River Ex-Nycrr carry?

About 30,516 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is RTE 987D over Saw Mill River Ex-Nycrr?

The structure is 261 ft (79.6 m) long with a longest span of 82 ft (25 m) and a deck 52 ft wide.

Who owns RTE 987D over Saw Mill River Ex-Nycrr?

It is owned by the State Highway Agency.