N2785BMBB BO-105 1988-12-05 NTSB Accident Report

Substantial
Minor

MBB BO-105 S/N: 636

Summary

On December 05, 1988, a Mbb BO-105 (N2785B) was involved in an accident near South Marsh 113. The accident resulted in 1 minor injury, with 3 people uninjured out of 4 aboard. The aircraft sustained substantial damage.

The National Transportation Safety Board determined the probable cause of this accident to be: FAILURE AND SEPARATION OF ONE OF THE TAIL ROTOR BLADES FOR UNDETERMINED REASONS. THR RESULTING IMBALANCE AND VIBRATION CAUSED THE SEPARATION OF THE 90 DEGREE GEARBOX AND A PORTION OF THE VERTICAL PYLON WHICH NECESSITATED THE EMERGENCY AUTOROTATION TO THE WATER.

This accident is documented in NTSB report FTW89LA031. AviatorDB cross-references NTSB investigation data with FAA registry records to provide comprehensive safety information for aircraft N2785B.

Accident Details

Date
Monday, December 5, 1988
NTSB Number
FTW89LA031
Location
SOUTH MARSH 113
Event ID
20001213X27426
Aircraft Damage
Substantial
Highest Injury
Minor
Fatalities
0
Serious Injuries
0
Minor Injuries
1
Uninjured
3
Total Aboard
4

Probable Cause and Findings

FAILURE AND SEPARATION OF ONE OF THE TAIL ROTOR BLADES FOR UNDETERMINED REASONS. THR RESULTING IMBALANCE AND VIBRATION CAUSED THE SEPARATION OF THE 90 DEGREE GEARBOX AND A PORTION OF THE VERTICAL PYLON WHICH NECESSITATED THE EMERGENCY AUTOROTATION TO THE WATER.

Aircraft Information

Registration
Make
MBB
Serial Number
636
Engine Type
Turbo-shaft
Model / ICAO
BO-105 B105
Aircraft Type
Rotorcraft
No. of Engines
2

Registered Owner (Historical)

Name
MDFC EQUIPMENT LEASING CORPORATION
Address
4060 LAKEWOOD BLVD 6TH FLOOR
Status
Deregistered
City
LONG BEACH
State / Zip Code
CA 90808
Country
United States

Data Source

Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# FTW89LA031