Accident MBB BK 117A-3 N428MB,
ASN logo
ASN Wikibase Occurrence # 41057
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:Tuesday 25 April 2000
Type:Silhouette image of generic BK17 model; specific model in this crash may look slightly different    
MBB BK 117A-3
Owner/operator:Rocky Mountain Helicopters
Registration: N428MB
MSN: 7088
Year of manufacture:1986
Total airframe hrs:6642 hours
Engine model:Honeywell/Lyc LTS101-650-B1
Fatalities:Fatalities: 3 / Occupants: 3
Aircraft damage: Destroyed
Location:near St. Petersburg , FL -   United States of America
Phase: En route
Departure airport:
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
The medical service helicopter had completed a patient drop-off and was enroute to its' home base when it collided with a 649 foot radio tower. The operator stated that the flight was flying a newly established route in response to local noise complaints. Examination of the rotor system showed several indentations along the leading edges of two main rotor blades. There were also fresh mirroring indentations at the 480-foot level of the steel structure of the tower. No mechanical problems were discovered during the examination of the helicopter.
Probable Cause: The pilot's failure to maintain clearance that resulted in the in-flight collision with a tower.

Accident investigation:
Investigating agency: NTSB
Report number: ATL00FA048
Status: Investigation completed
Download report: Final report



Revision history:

24-Oct-2008 10:30 ASN archive Added
24-Jul-2010 12:37 Alpine Flight Updated [Aircraft type, Other fatalities, Departure airport, Destination airport, Source]
20-Aug-2010 03:15 TB Updated [Aircraft type]
20-Aug-2010 04:28 TB Updated [Operator]
02-Nov-2012 13:18 TB Updated [Operator, Location, Nature, Departure airport, Destination airport, Source, Narrative]
21-Dec-2016 19:23 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
12-Dec-2017 18:33 ASN Update Bot Updated [Nature, Departure airport, Destination airport, Source, Narrative]

Corrections or additions? ... Edit this accident description

The Aviation Safety Network is an exclusive service provided by:
Quick Links:

CONNECT WITH US: FSF on social media FSF Facebook FSF Twitter FSF Youtube FSF LinkedIn FSF Instagram

©2024 Flight Safety Foundation

1920 Ballenger Av, 4th Fl.
Alexandria, Virginia 22314