Mar 27, 1989
Accident
Substantial MANHATTAN, NY
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
THE PILOT MISJUDGED CLEARANCE BETWEEN HIS AND THE OTHER HELICOPTER. FACTORS RELATED TO THE ACCIDENT WERE: INADEQUATE LAYOUT (MARKINGS) OF THE HELIPORT PARKING AREA, INSUFFICIENT STANDARD/REQUIREMENT FOR NUMERICAL INDICATION OF MAXIMUM ROTOR DIAMETER ACCOMMODATIONS AT HELICOPTER PARKING FACILITIES, FAILURE OF THE UNICOM OPERATOR TO ADVISE THE PILOTS OF PARKING SPOTS THAT WERE DESIGNATED FOR LARGER (S-76) HELICOPTERS, AND PROXIMITY OF THE OTHER HELICOPTER.
NTSB NYC89FA106