US Bridges

RTE 908J over Ocean Parkway Coastal Gr

Fair

Suffolk County, New York · At Fire Island Inlet · Structure no. 000000001058791

Built
1951
74 years old, rebuilt 1994
Condition
Fair
inspected November 2023
Type
Movable - Bascule
Steel
Length
775 ft
1 main span
Daily traffic
8,443
2021 count
Owner
State
State Highway Agency

About this bridge

RTE 908J over Ocean Parkway Coastal Gr is a steel movable - bascule carrying RTE 908J over Ocean Parkway Coastal Gr in Suffolk County, New York. It was built in 1951 and reconstructed in 1994, so it is 74 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 8,443 vehicles a day, roughly 2% of them trucks, projected to reach 10,043 by 2041. The structure is 775 ft (236.2 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesRTE 908J
CrossesOcean Parkway Coastal Gr
LocationAt Fire Island Inlet
RouteState Highway 908J
Coordinates40.64257, -73.26367
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65 US tons
Inventory rating45 US tons

Structure

Structure typeMovable - Bascule
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+13 approach)
Design loadHS 20
Structure length775 ft (236.2 m)
Longest span130 ft (39.6 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deck19 ft (5.8 m)

Traffic and service

Average daily traffic8,443 (2021)
Projected traffic10,043 by 2041
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and waterway
Detour if closed0.6 mi (1 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$39.3 million (2024 estimate)
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was RTE 908J over Ocean Parkway Coastal Gr built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 1994.

What condition is RTE 908J over Ocean Parkway Coastal Gr 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 November 2023.

How much traffic does RTE 908J over Ocean Parkway Coastal Gr carry?

About 8,443 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is RTE 908J over Ocean Parkway Coastal Gr?

The structure is 775 ft (236.2 m) long with a longest span of 130 ft (39.6 m) and a deck 32 ft wide.

Who owns RTE 908J over Ocean Parkway Coastal Gr?

It is owned by the State Highway Agency.