US Bridges

Wading River Road over 495I495I07041336 RTE I4

Fair

Suffolk County, New York · 8.8 MI E JCT SH112 & I495 · Structure no. 000000001064229

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
230 ft
4 main spans
Daily traffic
12,458
2021 count
Owner
State
State Highway Agency

About this bridge

Wading River Road over 495I495I07041336 RTE I4 is a steel stringer/multi-beam or girder carrying Wading River Road over 495I495I07041336 RTE I4 in Suffolk County, New York. It was built in 1970, so it is 55 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 12,458 vehicles a day, roughly 5% of them trucks, projected to reach 15,133 by 2041. The structure is 230 ft (70.1 m) long and 76 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesWading River Road
Crosses495I495I07041336 RTE I4
Location8.8 MI E JCT SH112 & I495
CountySuffolk County
StateNew York
Coordinates40.86327, -72.82228
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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 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 alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length230 ft (70.1 m)
Longest span78 ft (23.7 m)
Deck width76 ft (23.2 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,458 (2021)
Projected traffic15,133 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed2.5 mi (4 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$11.7 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Wading River Road over 495I495I07041336 RTE I4 built?

It was built in 1970, making it 55 years old in 2025.

What condition is Wading River Road over 495I495I07041336 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 October 2023.

How much traffic does Wading River Road over 495I495I07041336 RTE I4 carry?

About 12,458 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Wading River Road over 495I495I07041336 RTE I4?

The structure is 230 ft (70.1 m) long with a longest span of 78 ft (23.7 m) and a deck 76 ft wide.

Who owns Wading River Road over 495I495I07041336 RTE I4?

It is owned by the State Highway Agency.