NTSB AVIATION ACCIDENT/INCIDENT DATABASE REPORT

LAX85LA353.html

1985 1n, between airports


General Information

   Data Source:                          NTSB AVIATION ACCIDENT/INCIDENT DATABASE
   Report Number:                        LAX85LA353 
   Local Date:                           08/18/1985
   Local Time:                           1130 PDT
   State:                                CA    
   City:                                 BYRON                              
   Airport Name:                         BUCHANAN FIELD           
   Airport Id:                           CCR   
   Event Type:                           ACCIDENT
   Injury Severity:                      NONE   
   Report Status:                        FINAL      
   Mid Air Collision:                    NO 



Operations Information

   Category of Operation:                GENERAL AVIATION       
   Aircraft Type:                        AIRPLANE       
   Aircraft Damage:                      DESTROYED        
   Phase of Flight:                      550 DESCENT                                           
   Aircraft Make/Model:                                                  
   Operator Doing Business As:                                         
   Operator Name:                                                      
   Operator Code:                        
   Operator:                                                                       
   Owner Name:                           ROBERT MIKE STONE             


Narrative

   WHILE ON THE INITIAL TEST FLT, THE AMATUER-BUILT R. M. STONE MONIACFT 
   CRASHED NEAR BYRON, CA. THE PLT REPORTED THAT DURING THE FLIGHT THE 
   ACFT BEGAN TO "FLUTTER", FOLLOWED BY SEPARATION OF THE CANOPY. SHORTLY 
   THEREAFTER THE ACFT ENTERED INTO AN UNCONTROLLABLE SPIN. THE PLT EXITED 
   THE ACFT AND PARACHUTED SAFELY. THE ACFT WAS NOT RECOVERED.



Sequence of Events

   Occurrence #: 1  130 AIRFRAME/COMPONENT/SYSTEM FAILURE/MALFUNCTION
   Phase of Operation: 600 OTHER

           Findings
           Subject - Modifier - Personnel Cause/Factor

     1a.   10300(S) - 1140(M)  Cause
           FLIGHT CONTROL SURFACES/ATTACHMENTS - FLUTTER
     1b.   25000(S) - 3001(M) - 4001(P)  Cause
           REASON FOR OCCURRENCE UNDETERMINED -                                    -                                   

   Occurrence #: 2  250 LOSS OF CONTROL - IN FLIGHT
   Phase of Operation: 600 OTHER

           Findings
           Subject - Modifier - Personnel Cause/Factor


   Occurrence #: 3  220 IN FLIGHT COLLISION WITH OBJECT
   Phase of Operation: 553 DESCENT - UNCONTROLLED

           Findings
           Subject - Modifier - Personnel Cause/Factor



Aircraft Information

   Number of Seats:                      0  
   Aircraft Use:                         OTHER WORK USE     
   Type of Operation:                    14 CFR 91 
   Domestic/International:                            
   Passenger/Cargo:                                        
   Registration Number:                  97MS  
   Air Carrier Operating Certificates:   
   Aircraft Fire:                        NONE

                  Injuries
          Fatal  Serious  Minor  None
   Crew      0       0       0      1
   Pass      0       0       0      0
   Other     0       0       0      0
   Invlvd    0       0       0      1

   Landing Gear:                         TAILWHEEL-ALL FIXED
   Certificated Maximum Gross Weight:    0
   Engine Make:                          UNKNOWN      
   Engine Model:                         UNKNOWN      
   Number of Engines:                     1
   Engine Type:                          RECIPROCATING-CARBURETOR    



Environment/Location Information

   Basic Weather Conditions:             VISUAL METEOROLOGICAL CONDITIONS (VMC)  
   Wind Direction (deg):                 330
   Wind Speed (knots):                   8
   Visibility (sm):                      20
   Visibility RVR (ft):                  0
   Visibility RVV (sm):                  0
   Cloud Height Above Ground Level (ft): 0
   Visibility Restrictions:              NONE
   Precipitation Type:                   NONE
   Light Condition:                      DAYLIGHT
   Departure Airport Id:                 LVK 
   Departure City:                       LIVERMORE      
   Departure State:                      CA
   Destination Airport Id:                   
   Destination City:                                    
   Destination State:                      
   Flight Plan Filed:                    NONE
   ATC Clearance:                        VFR
   VFR Approach/Landing:                 
   Event Location:                       OFF AIRPORT/AIRSTRIP



Pilot-in-Command

   Certificates:                         COMMERCIAL
   Ratings:
     Plane:                              SINGLE ENGINE LAND
     Non-Plane:                          HELICOPTER
     Instrument:                         AIRPLANE
   Had Current BFR:                      
   Months Since Last BFR:                  
   Medical Certificate:                  
   Medical Certificate Validity:         

              Flight Time (Hours)
   Total       :      0  Last 24 Hrs :    0
   Make/Model  :      0  Last 30 Days:    0
   Instrument  :      0  Last 90 Days:    0
   Multi-Engine:      0  Rotorcraft  :    0