Correction — September 18, 2026: The location fields and supporting sources for this archived report were reviewed. Incorrect location details and claims not supported by the retained source record have been removed.
A crash occurred on the NY 27 westbound exit ramp at Exit 41 — the Robert Moses Causeway — in Islip, according to a 511NY traffic alert.
All main lanes on westbound NY 27 remained open following the incident. The exit ramp at Exit 41 was closed.
The available record does not establish the time of the crash, the number of vehicles or people involved, whether any injuries occurred, which agency responded, or when the ramp reopened.