US Bridges

Motor Parkway Hp over 495I495I07031135 RTE I4

Fair

Suffolk County, New York · .4 MI W JCT Rts 454+495 · Structure no. 000000001049430

Built
1963
62 years old, rebuilt 2002
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
243 ft
4 main spans
Daily traffic
9,931
2020 count
Owner
State
State Highway Agency

About this bridge

Motor Parkway Hp over 495I495I07031135 RTE I4 is a steel stringer/multi-beam or girder carrying Motor Parkway Hp over 495I495I07031135 RTE I4 in Suffolk County, New York. It was built in 1963 and reconstructed in 2002, so it is 62 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 9,931 vehicles a day, roughly 7% of them trucks, projected to reach 12,064 by 2041. The structure is 243 ft (74.1 m) long and 90 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesMotor Parkway Hp
Crosses495I495I07031135 RTE I4
Location.4 MI W JCT Rts 454+495
RouteCounty Highway 0
CountySuffolk County
StateNew York
Coordinates40.80921, -73.19363
Functional classUrban Minor Arterial

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating31.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length243 ft (74.1 m)
Longest span79 ft (24 m)
Deck width90 ft (27.4 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,931 (2020)
Projected traffic12,064 by 2041
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$14.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Motor Parkway Hp over 495I495I07031135 RTE I4 built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2002.

What condition is Motor Parkway Hp over 495I495I07031135 RTE I4 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 February 2024.

How much traffic does Motor Parkway Hp over 495I495I07031135 RTE I4 carry?

About 9,931 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is Motor Parkway Hp over 495I495I07031135 RTE I4?

The structure is 243 ft (74.1 m) long with a longest span of 79 ft (24 m) and a deck 90 ft wide.

Who owns Motor Parkway Hp over 495I495I07031135 RTE I4?

It is owned by the State Highway Agency.