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LIRR Expansion Project - Partial South Tyson Avenue Closure Beginning July 1st

Significant progress is being made on the LIRR Expansion Project and 3rd Track Constructors (3TC) wants to make sure that you’re aware of an upcoming road closure in Floral Park, which is needed to accommodate work on the South Tyson Avenue Bridge Project.

On or about Monday, July 1, South Tyson Avenue, under the railroad tracks between Tyson Avenue and Atlantic Avenue, will be closed to vehicular and pedestrian traffic between 7:00 a.m. – 3:30 p.m. The closure will last approximately five weeks.

Detours have been established to help get around the closure.

    • All traffic and pedestrians will be directed to Tulip Avenue
    • The construction team will provide cones, flagmen and signage at the work site to minimize interruptions and to direct pedestrian and vehicular traffic

What:                   S. Tyson Ave Closure

Where:                Between Tyson Avenue and Atlantic Avenue, under the railroad tracks

When:                  On or about Monday, July 1st through Early August

Time:                    7:00 a.m. – 3:30 p.m.


Please see the map below for details.

Local Traffic Detour Map

 Detour Map

While we recognize that this work may be disruptive, we want you to know that your Community Ambassador team is here for you. Should you have any questions, please don’t hesitate to email us at or call our 24/7 hotline at 516-203-4955.

As always, if you are interested in following our progress, you can find more information at

Thank you,

The Community Ambassador Team