Traffic Advisory

CORRECTION: The times listed for the closure of William Floyd Parkway in Shirley this weekend due to LIRR work were incorrect. The road will close at 10 p.m. on May 12 and will reopen on May 14 at 5 a.m.

William Floyd Parkway LIRR crossing to close from March 3 to March 5 for rehabilitation

The Suffolk County Police Department is advising motorists of road closures on William Floyd Parkway in Shirley next weekend.

William Floyd Parkway will be closed between Montauk Highway and Northern Boulevard between Friday, May 12 at 9 p.m. through Monday, May 15 at approximately 5 a.m. due to the work on the Long Island Rail Road crossing. Both eastbound and westbound route 27 exits to go southbound on William Floyd will be closed.

Motorists are advised to expect heavy traffic in the area and use the following alternate routes:

From the West

Eastbound Montauk Highway traffic should turn right onto Smith Road. Motorists may make a left turn onto Northern Boulevard to travel to William Floyd Parkway or may continue south on Smith Road.

Eastbound Sunrise Highway motorists should take exit 57 South (Horseblock Road) to Montauk Highway, turn left onto Montauk Highway and follow the above directions.

From the East

Westbound Sunrise Highway traffic may use Exit 58 North to the North Service Road:

  • Continue west to Yaphank Avenue south to Montauk Highway, make a left onto eastbound Montauk Highway to Smith Road, or
  • Make a right onto North Service Road to Titmus Drive south and turn left on Montauk Highway to Mastic Road south, or
  • Make a right onto North Service Road and continue to Barnes Road south to Montauk Highway west to Mastic Road South.

Westbound Montauk Highway traffic may utilize southbound Mastic Road to points south.

To proceed north from south of the Long Island Rail Road Tracks

Motorists should use Smith Road or Mastic Road to get to areas north of the road closure.

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