US Bridges

RTE I495 over Old Medford Ave

Good

Suffolk County, New York · .9 MI W JCT I495 & SH 112 · Structure no. 000000001064112

Built
1998
27 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
71 ft
1 main span
Daily traffic
54,808
2019 count
Owner
State
State Highway Agency

About this bridge

RTE I495 over Old Medford Ave is a prestressed concrete stringer/multi-beam or girder carrying RTE I495 over Old Medford Ave in Suffolk County, New York. It was built in 1998, so it is 27 years old, younger than the New York average of 53 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 54,808 vehicles a day, roughly 6% of them trucks, projected to reach 57,548 by 2041. The structure is 71 ft (21.6 m) long and 79 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE I495
CrossesOld Medford Ave
Location.9 MI W JCT I495 & SH 112
RouteInterstate 495
Coordinates40.8235, -73.01323
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length71 ft (21.6 m)
Longest span67 ft (20.4 m)
Deck width79 ft (24 m)
Roadway width75 ft (23 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54,808 (2019)
Projected traffic57,548 by 2041
Trucks6%
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 proposedDeck replacement with only incidental widening
Estimated improvement cost$5.6 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was RTE I495 over Old Medford Ave built?

It was built in 1998, making it 27 years old in 2025.

What condition is RTE I495 over Old Medford Ave in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does RTE I495 over Old Medford Ave carry?

About 54,808 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is RTE I495 over Old Medford Ave?

The structure is 71 ft (21.6 m) long with a longest span of 67 ft (20.4 m) and a deck 79 ft wide.

Who owns RTE I495 over Old Medford Ave?

It is owned by the State Highway Agency.