The following was published in YWN Monsey 2 weeks ago:

All motorists are advised that North Airmont Road, between Route 59 & NYS Thruway (Exit 14B) will be closed from Friday, July 18, 2014 at 10:00 AM until Sunday, July 20, 2014 at 4:00 PM. This closure will expedite the upgrade of the Norfolk-Southern Railroad Tracks on North Airmont Road. Local traffic and businesses will have full access to the roadway up to the work zone. Full access to the NYS Thruway via detour will be available.

(YWN Monsey Newsroom)