US Bridges

RTE I495 over Crooked Hill RD

Fair

Suffolk County, New York · 2.9 MI E JCT SH231 & I495 · Structure no. 000000001049373

Built
1964
61 years old, rebuilt 1994
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
84 ft
1 main span
Daily traffic
103,263
2018 count
Owner
State
State Highway Agency

About this bridge

RTE I495 over Crooked Hill RD is a steel stringer/multi-beam or girder carrying RTE I495 over Crooked Hill RD in Suffolk County, New York. It was built in 1964 and reconstructed in 1994, so it is 61 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 103,263 vehicles a day, roughly 10% of them trucks, projected to reach 108,426 by 2041. The structure is 84 ft (25.6 m) long and 83 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRTE I495
CrossesCrooked Hill RD
Location2.9 MI E JCT SH231 & I495
RouteInterstate 495
CountySuffolk County
StateNew York
Coordinates40.80476, -73.2875
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
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 alignment7: Better than present minimum criteria
Operating rating70 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length84 ft (25.6 m)
Longest span79 ft (24 m)
Deck width83 ft (25.2 m)
Roadway width79 ft (24.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic103,263 (2018)
Projected traffic108,426 by 2041
Trucks10%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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$8.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I495 over Crooked Hill RD built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1994.

What condition is RTE I495 over Crooked Hill 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 April 2023.

How much traffic does RTE I495 over Crooked Hill RD carry?

About 103,263 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is RTE I495 over Crooked Hill RD?

The structure is 84 ft (25.6 m) long with a longest span of 79 ft (24 m) and a deck 83 ft wide.

Who owns RTE I495 over Crooked Hill RD?

It is owned by the State Highway Agency.