US Bridges

RTE I87 over RTE 17

Fair

Rockland County, New York · JCT SH 17 & I87 · Structure no. 000000005014079

Built
1953
72 years old, rebuilt 1994
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
131 ft
1 main span
Daily traffic
73,380
2019 count
Owner
State
State Highway Agency

About this bridge

RTE I87 over RTE 17 is a steel stringer/multi-beam or girder carrying RTE I87 over RTE 17 in Rockland County, New York. It was built in 1953 and reconstructed in 1994, 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 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 73,380 vehicles a day, roughly 16% of them trucks, projected to reach 124,261 by 2041. The structure is 131 ft (39.9 m) long and 177 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I87
CrossesRTE 17
LocationJCT SH 17 & I87
RouteInterstate 87
CountyRockland County
StateNew York
Coordinates41.13372, -74.16829
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating42.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length131 ft (39.9 m)
Longest span125 ft (38.1 m)
Deck width177 ft (54 m)
Roadway width163 ft (49.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73,380 (2019)
Projected traffic124,261 by 2041
Trucks16%
Lanes on structure10
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 Highway Agency
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$34.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I87 over RTE 17 built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1994.

What condition is RTE I87 over RTE 17 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 RTE I87 over RTE 17 carry?

About 73,380 vehicles per day (2019 count), of which roughly 16% are trucks.

How long is RTE I87 over RTE 17?

The structure is 131 ft (39.9 m) long with a longest span of 125 ft (38.1 m) and a deck 177 ft wide.

Who owns RTE I87 over RTE 17?

It is owned by the State Highway Agency and maintained by the State Toll Authority.