US Bridges

Sgsp SB to Ssp EB over RTE 908K

Fair

Suffolk County, New York · 2.7 MI NE JCT SH 231 & Ss · Structure no. 000000001058920

Built
1961
64 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
73 ft
1 main span
Daily traffic
14,493
2018 count
Owner
State
State Highway Agency

About this bridge

Sgsp SB to Ssp EB over RTE 908K is a steel stringer/multi-beam or girder carrying Sgsp SB to Ssp EB over RTE 908K in Suffolk County, New York. It was built in 1961, so it is 64 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 14,493 vehicles a day, roughly 2% of them trucks, projected to reach 17,239 by 2041. The structure is 73 ft (22.3 m) long and 37 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesSgsp SB to Ssp EB
CrossesRTE 908K
Location2.7 MI NE JCT SH 231 & Ss
CountySuffolk County
StateNew York
Coordinates40.74711, -73.279
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionAugust 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 alignment6: Equal to present minimum criteria
Operating rating76.4 US tons
Inventory rating59 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span66 ft (20.1 m)
Deck width37 ft (11.3 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,493 (2018)
Projected traffic17,239 by 2041
Trucks2%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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$4.8 million (2024 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Sgsp SB to Ssp EB over RTE 908K built?

It was built in 1961, making it 64 years old in 2025.

What condition is Sgsp SB to Ssp EB over RTE 908K 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 August 2024.

How much traffic does Sgsp SB to Ssp EB over RTE 908K carry?

About 14,493 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Sgsp SB to Ssp EB over RTE 908K?

The structure is 73 ft (22.3 m) long with a longest span of 66 ft (20.1 m) and a deck 37 ft wide.

Who owns Sgsp SB to Ssp EB over RTE 908K?

It is owned by the State Highway Agency.