US Bridges

RTE I87 over Spook Rock RD

Fair

Rockland County, New York · 2.6 MI E JCT Rts I-87&202 · Structure no. 000000005514099

Built
1953
72 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
41 ft
1 main span
Daily traffic
89,004
2018 count
Owner
Toll Authority
State Toll Authority

About this bridge

RTE I87 over Spook Rock RD is a steel stringer/multi-beam or girder carrying RTE I87 over Spook Rock RD in Rockland 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 89,004 vehicles a day, roughly 14% of them trucks, projected to reach 150,719 by 2041. The structure is 41 ft (12.5 m) long and 113 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I87
CrossesSpook Rock RD
Location2.6 MI E JCT Rts I-87&202
RouteInterstate 87
CountyRockland County
StateNew York
Coordinates41.1134, -74.09905
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating64 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length41 ft (12.5 m)
Longest span33 ft (10 m)
Deck width113 ft (34.4 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89,004 (2018)
Projected traffic150,719 by 2041
Trucks14%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn an Interstate toll segment under Secretarial agreement
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusHistorical significance not determinable at this time
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$8.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I87 over Spook Rock RD built?

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

What condition is RTE I87 over Spook Rock RD 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 May 2023.

How much traffic does RTE I87 over Spook Rock RD carry?

About 89,004 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is RTE I87 over Spook Rock RD?

The structure is 41 ft (12.5 m) long with a longest span of 33 ft (10 m) and a deck 113 ft wide.

Who owns RTE I87 over Spook Rock RD?

It is owned by the State Toll Authority.