ASN logo
ASN Wikibase Occurrence # 190679
Last updated: 17 March 2020
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:22-DEC-1986
Time:21:05
Type:Silhouette image of generic B733 model; specific model in this crash may look slightly different
Boeing 737-3B7
Owner/operator:USAir
Registration: N369AU
C/n / msn: 23319/1250
Fatalities:Fatalities: 0 / Occupants: 136
Other fatalities:0
Aircraft damage: Minor
Location:Dublin, VA -   United States of America
Phase: En route
Nature:Domestic Scheduled Passenger
Departure airport:PIT
Destination airport:TPA
Narrative:
WHILE CLBG TO FL 350, USAIR FLT 95 ENCTRD CONT 'LIGHT CHOP,' SO CREW LVLD AT FL 310 & LEFT THE SEAT BELT SIGN ON. THEY INQUIRED ABOUT TURBC AHEAD & WERE ADZD OF RPRTD LGT/MOD CHOP & 1 ENCTR WITH SVR TURBC AT FL260. CLNC WAS RCVD TO DSCND TO FL 240. DRG DSCNT, THE AIRCRAFT ENCTRD SEVERE TURBC. THE CAPT DECLARED AN EMERG & THE DSCNT WAS CONTD TO FL 200. THE CAPTNOTED TURBC LASTED APRX 1.5 MIN BTN FL 270 & FL 210. THERE WERE NO CLDS; THE VIS (AT NGT) WAS UNLIMITED. THE FLT ATTEND-ANTS WERE UNRESTRAINED; 1 WAS SERIOUSLY INJURED & 3 RECEIVED MINOR INJURIES. A SIGMET WAS IN EFFECT WHICH FORCAST MOD TOOCLNLY SEVERE TURBC BTN FL 240 & FL 350 IN AN AREA WEST OF THE AIRCRAFT'S FLT PATH. INV SHOWED AN INCONSISTENCY IN THE DIS- SEMINATION OF CENTER WX ADVISORIES (CWA'S) & SIGMETS. ALTHO CWA'S & SIGMETS HAD THE SAME LVL OF PRIORITY FOR ATC & FSS USE, CWA'S WERE NOT DISSEMINATED OVR 604 & 135 WX CIRCUITS. USAIR RECEIVED WX INFO VIA FAA'S 604 & 135 CIRCUITS, SO DID NOT HAVE CWA INFO FOR WX BRIEFINGS. WX STUDY SHOWED TURBC WAS ENCTRD WHERE SUBTROPICAL & POLAR JET STREAMS CONVERGED.

Sources:

1. NTSB Identification: ATL87LA046 at https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=20001213X35305&key=1

Safety recommendations:

Safety recommendation A-88-56 issued 26 April 1988 by NTSB to FAA


Revision history:

Date/timeContributorUpdates
30-Nov-2016 15:34 Dr. John Smith Updated [Source]

Corrections or additions? ... Edit this accident description