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ASN Wikibase Occurrence # 35092
Last updated: 8 December 2020
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Date:16-OCT-1986
Time:19:38
Type:Silhouette image of generic C172 model; specific model in this crash may look slightly different
Cessna 172N
Owner/operator:American Flyers
Registration: N1048F
C/n / msn: 17272938
Fatalities:Fatalities: 2 / Occupants: 2
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Altadena, CA -   United States of America
Phase: En route
Nature:Training
Departure airport:Van Nuys, CA (VNY)
Destination airport:Santa Monica, CA (SMO)
Investigating agency: NTSB
Narrative:
WHILE RTRNG TO SANTA MONICA (SMO) FM A X-COUNTRY, THE PLTS DIVERTED TO VAN NUYS WHEN THE RWY AT SMO WAS CLOSED DUE TO A DISABLED ACFT. AFTER THE RWY WAS REOPENED, THEY FILED AN IFR FLT PLN TO CONT AT 5000' & TKOF AT NGT. DRG DEP, THE AR-3 CTLR PROVIDED RADAR VECTORS (FOR CLNC AT 3000'). AT 1926:39, AR-4 CTLR ACKNOWLEDGED/ACCEPTED AN AUTOMATED HANDOFF VIA AN ARTS-III COMPUTER KEYBOARD ENTRY. AR-3 PROVIDED ADNTL VECTORS TO THE FLT, THE LAST BEING A 080 DEG HDG (AT 1929:12), BUT DIDN'T TELL THE PLTS TO CHG TO AR-4'S FREQ. AT APRX 1933, THE AR-3 & AR-4 CTLRS WERE RELIEVED & BGN BRIEFING THEIR RELIEVING CTLRS. SOON THEREAFTER, THE FLT PASSED over THE ASR ANTENNA, THEN WAS DISPLAYED ON THE RADAR SCOPE IN A COAST MODE. IT REAPPEARED WITH A DATA TAG, THAT ERRONEOUSLY INDCD ANOTHER FACILITY HAD control OF THE flight. THE RELIEVING CTLRS SAWTHE FULL DATA BLOCK ON THEIR SCOPES, BUT DISREGARDED IT, DUE TO THE ERRONEOUS control SYMBOL. SUBSEQUENTLY, THE ACFT HIT MTNS AT THE LAST ASSIGNED ALT OF 3000'. THE CFI HAD JUST MOVED FM FL TO CA & WAS ON HIS 2ND DAY OF EMPLOYMENT IN CA. CAUSE:

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X35001


Revision history:

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

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