Individually Owned: 151,845
Corporate Owned: 143,699
Aircraft Accident/Incident Report
Mexico City Mexico
Sunday, April 4, 1999 18:20 CST
NTSB Narrative Summary Released at Completion of Accident
On April 4, 1999, at 1820 central standard time, a Bell UH1-B helicopter, N64CC, while standing on the ramp with idle rotors was struck by a Bell UH1-B helicopter, N123SJ, maneuvering for landing at the Benito Jauavez International Airport, Mexico City, Mexico. The helicopters were owned and operated by San Joaquin Helicopter, Inc., Delano, California, as public use aircraft under CFR Part 91. The aircraft were under contract with Helicopters y Vehiculos Aereos Nacionales S.A. de C.V. for several months during the fire season in Mexico. The commercial pilot, flying N64CC, and his sole passenger were not injured. The airline transport rated pilot, flying N123SJ, and his two passengers were not injured. N64CC sustained substantial damage, and N123SJ was destroyed. Visual meteorological conditions prevailed for the cross country repositioning flight that originally departed Delano, California, for Mexico City. The last refueling departure point was Culiacan, Mexico.
According to the operator's chief pilot, the flight departed Delano, California, on April 1, 1999, with en route stops at Tijuana, Nogales, and Culiacan, Mexico. Upon the arrival at Mexico City, the pilot of helicopter, N64CC, landed the helicopter and rolled ground idle. The pilot of helicopter, N123SJ, was maneuvering away from the hangars for landing when the main rotor blades contacted the main rotor blades of N64CC. The main rotor blades were damaged on each of the helicopters. On helicopter, N123SJ, the transmission was separated from the mounts.
The investigation is under the jurisdiction of the Government of Mexico. Any further information may be obtained from:
Subsecretaria de Transportes Direccion General de Aviacion Civil (DGAC) Providencia 807-Cuarto Piso Colonial del Valle 03100 Mexico, D.F.
This report is for informational purposes only and contains only information released or obtained for the Government of Mexico.
NTSB Probable Cause Narrative
Not Yet Reported
Event Information
| Type of Event | Accident |
| Event Date | 4/4/1999 |
| Event Day of the Week | Sunday |
| Time of Event | 1820 |
| Event Time Zone | Central Standard Time |
| Event City | MEXICO CITY |
| Event State | -- |
| Event Country | MEXICO |
| Zipcode of the event site | 00000 |
| Event Date Year | 1999 |
| Event Date Month | 4 |
| MidAir Collision Indicator | No |
| On Ground Collision occurred ? | Yes |
| Event Location Latitude | |
| Event Location Longitude | |
| Event Location Airport | |
| Event Location Nearest Airport ID | |
| Indicates whether the acc/inc occurred off or on an airport | Unknown |
| Distance from airport in statute miles | -- |
| Degrees magnetic from airport | -- |
| Airport Elevation | -- |
| Weather Briefing Completeness | Unknown |
| Investigator's weather source | Unknown |
| Time of the weather observation | 0 |
| Direction of event from weather observation facility (degrees) | 0 |
| Weather Observation Facility ID | |
| Elevation of weather observation facility | 0 |
| Distance of event from weather observation facility (units?) | 0 |
| Time Zone of the weather observation | |
| Lighting Conditions | Not Reported |
| Lowest Ceiling Height | 0 |
| Lowest Non-Ceiling Height | 0 |
| Sky/Lowest/Cloud Conditions | Unknown |
| Sky Condition for Lowest Ceiling | None |
| Visibility Runway Visual Range (Feet) | 0 |
| Visibility Runway Visual Value (Statute Miles) | 0 |
| Visibility (Statute Miles) | 10 |
| Air Temperature at event time (in degrees celsius) | -- |
| Dew Point at event time (in degress fahrenheit) | -- |
| Wind Direction (degrees magnetic) | 0 |
| Variable Wind Indicator | Unknown |
| Wind Speed (knots) | 0 |
| Wind Velocity Indicator | Unknown |
| Wind Gust Indicator | Unknown |
| Wind Gust (knots) | 0 |
| Altimeter Setting at event time (in. Hg) | -- |
| Density Altitude (feet) | -- |
| Intensity of Precipitation | Unknown |
| METAR weather report | -- |
| Event Highest Injury | None |
| On Ground, Fatal Injuries | 0 |
| On Ground, Minor Injuries | 0 |
| On Ground, Serious Injuries | 0 |
| Injury Total Fatal | -- |
| Injury Total Minor | -- |
| Injury Total None | 5 |
| Injury Total Serious | -- |
| Injury Total All | -- |
| Investigating Agency | NTSB |
| NTSB Docket Number (internal use) | 0 |
| NTSB Notification Source | -- |
| NTSB Notification Date | Apr 6 1999 12:00AM |
| NTSB Notification Time | 1600 |
| Fiche Number and/or location -used to find docket information | |
| Date of most recent change to record | Jan 31 2003 12:08PM |
| User who most recently changed record | NTSB\ZUZL |
| Basic weather conditions | Visual Meteorological Cond |
| FAA District Office | -- |
Aircraft Involved |
||
|---|---|---|
Aircraft #1 |
Aircraft #2 |
|
| Aircraft Registration Number | N64CC | N123SJ |
| NTSB Number | FTW99WA109A | FTW99WA109B |
| Missing Aircraft Indicator | N | N |
| Federal Aviation Reg. Part | Part 91: General Aviation | Part 91: General Aviation |
| Type of Flight Plan filed | Unknown | Unknown |
| Flight plan Was Activated? | -- | -- |
| Damage | Substantial | Destroyed |
| Aircraft Fire | Unknown | Unknown |
| Aircraft Explosion | Unknown | Unknown |
| Aircraft Manufacturer's Full Name | Bell | Bell |
| Aircraft Model | UH1-B | UH1-B |
| Aircraft Series Identifier | UH1-B | UH1-B |
| Aircraft Serial Number | ||
| Certified Max Gross Weight | -- | -- |
| Aircraft Category | Helicopter | Helicopter |
| Aircraft Registration Class | Unknown | Unknown |
| Aircraft is a homebuilt? | No | No |
| Flight Crew Seats | -- | -- |
| Cabin Crew Seats | -- | -- |
| Passenger Seats | -- | -- |
| Total number of seats on the aircraft | -- | -- |
| Number of Engines | -- | -- |
| Fixed gear or retractable gear | Fixed | Fixed |
| Aircraft, Type of Last Inspection | Unknown | Unknown |
| Date of Last Inspection | -- | -- |
| Airframe hours since last inspection | -- | -- |
| Airframe Hours | -- | -- |
| ELT Installed | Unknown | Unknown |
| ELT Activated | Unknown | Unknown |
| ELT Aided Location of Event Site | Unknown | Unknown |
| ELT Type | -- | -- |
| Aircraft Owner Name | ||
| Aircraft Owner Street Address | ||
| Aircraft Owner City | ||
| Aircraft Owner State | ||
| Aircraft Owner Country | ||
| Aircraft Owner Zipcode | ||
| Operator is an individual? | -- | -- |
| Operator Name | -- | -- |
| Operator Same as Owner? | No | No |
| Operator Is Doing Business As | -- | -- |
| Operator Address Same as Owner? | No | No |
| Operator Street Address | 1408 SOUTH LEXINGTON AVENUE | 1408 SOUTH LEXINGTON AVENUE |
| Operator City | DELANO | DELANO |
| Operator State | CA | CA |
| Operator Country | ||
| Operator Zip code | 93125 | 93215 |
| Operator Code | ||
| Owner has at least one certificate | None | None |
| Other Operator of large aircraft? | No | No |
| Certified for Part 133 or 137 Operation | Unknown | Unknown |
| Operator Certificate Number | -- | -- |
| Indicates whether an air carrier operation was scheduled or not | -- | -- |
| Indicates Domestic or International Flight | -- | -- |
| Operator carrying Pax/Cargo/Mail | -- | -- |
| Type of Flying (Per_Bus / Primary) | Positioning | Positioning |
| Second Pilot on Board | Unknown | Unknown |
| Departure Point Same as Event | No | No |
| Departure Airport Code | ||
| Departure City | CULIACAN | CULIACAN |
| Departure State | MX | MX |
| Departure Country | ||
| Departure Time | 0 | 0 |
| Departure Time Zone | ||
| Destination Same as Local Flt | crash at destination city | crash at destination city |
| Destination Airport Code | MEX | MEX |
| Destination City | ||
| Destination State | ||
| Destination Country | ||
| Specific Phase of Flight | Standing | Landing |
| Report sent to ICAO? | -- | -- |
| Evacuation occurred | -- | -- |
| Date of most recent change to record | Dec 31 2000 6:55PM | Dec 30 2000 9:50PM |
| User who most recently changed record | dbo | dbo |
| Since inspection or accident | -- | -- |
| Event Location Runway Number and Location | 0 | 0 |
| Runway Length | -- | -- |
| Runway Width | -- | -- |
| Sight Seeing flight | No | No |
| Air Medical Flight | No | No |
| Medical Flight | -- | -- |