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ASN Wikibase Occurrence # 34993
Last updated: 19 March 2019
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Date:15-JUN-1994
Time:08:05
Type:Silhouette image of generic B47G model; specific model in this crash may look slightly different
Bell 47G-2
Owner/operator:Aircraft Services
Registration: N4992G
C/n / msn: 2453
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Baldwin, IL -   United States of America
Phase: En route
Nature:Private
Departure airport:Carbondale, IL (MDH)
Destination airport:Chesterfield, MO (SUS)
Investigating agency: NTSB
Narrative:
THE PILOTS WERE EN ROUTE TO THE ST. LOUIS AREA TO RECEIVE DUAL INSTRUCTION IN THE HELICOPTER. WITNESSES STATED THE HELICOPTER WAS OPERATING AT LOW ALTITUDE (ESTIMATED 200 FEET ABOVE THE GROUND) WHEN ENGINE SPUTTERED, THEN QUIT COMPLETELY. THE HELICOPTER DESCENDED INTO A WOODED AREA. POSTACCIDENT INVESTIGATION REVEALED THE FUEL FILTER BOWL WAS LOOSE, AND THERE WAS NO SAFETY WIRE ON THE FUEL FILTER LOCK SCREW. THERE WAS NO EVIDENCE OF USEABLE FUEL IN THE HELICOPTER OR AT THE ACCIDENT SITE. LOGBOOK RECORDS INDICATE THE MOST RECENT MAINTENANCE WAS PERFORMED TWO WEEKS PRIOR TO THE ACCIDENT, THE MOST RECENT ANNUAL INSPECTION OCCURRED 8 MONTHS PRIOR TO THE ACCIDENT. THE HELICOPTER HAD OPERATED ABOUT 10 HOURS AND 84 HOURS, RESPECTIVELY, SINCE THOSE MAINTENANCE ACTIONS. CAUSE: The inadequate maintenance (inspection of aircraft) by maintenance personnel, which resulted in a loss of engine power due to fuel exhaustion. Related factors are the unsafetied fuel filter, and low altitude at which the helicopter operated.

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001206X01486


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added

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