NTSB Identification: DEN85FA015.
The docket is stored on NTSB microfiche number 27385.
Accident occurred Saturday, October 20, 1984 in CHEYENNE, WY
Aircraft: CESSNA 414-8, registration: N1597T
Injuries: 3 Serious,1 Uninjured.
NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.
THE ACFT DEPARTED THE AIRPORT IN IFR CONDITIONS (SNOWING) & WAS OBSERVED STAGGERING INTO THE AIR. SHORTLY AFTER TAKEOFF THE ACFT STRUCK POWER LINES & CRASHED INTO HOMES IN A RESIDENTIAL AREA. INVESTIGATION REVEALED THAT THE ACFT HAD ACCUMULATED ICE & IN ADDITION WAS OVER CERTIFIED MAX GROSS WEIGHT. THERE WAS NO EVIDENCE OF AIRFRAME, FLT CONTROL OR ENGINE FAILURE/MALFUNCTION PRIOR TO IMPACT WITH THE POWER LINES.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:PROPER CLIMB RATE..NOT MAINTAINED..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:FLIGHT INTO KNOWN ADVERSE WEATHER..PERFORMED..PILOT IN COMMAND
AIRCRAFT WEIGHT AND BALANCE..EXCEEDED..PILOT IN COMMAND
OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND
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