MKC70IK038

NTSB incident investigation · Boeing 720B · Minneapolis, MN · January 8, 1970

Incident · No injuriesClosed
Date
January 8, 1970
Place
Minneapolis, MN · MINNEAPOLIS, MN
Injuries
48 uninjured
Damage
Minor damage
Phase of flight
Enroute
Aircraft
N93144Boeing 720B
Status
Completed · report June 10, 1970
Report
Brief approved by the director
Case key
138303

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the incident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0003   70/1/8  NR.MINNEAPOLIS,MINN   BOEING 720B         CR-  0  0  7  SCHED DOM PASSG SRV       CERTIFICATE UNKNOWN, AGE
        TIME - 1530                    N93144              PX-  0  0 41                            UNK/NR, UNK/NR TOTAL
                                       DAMAGE-MINOR        OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   UNK/NR INSTRUMENT RATED.
        CLASSIFIED AS INCIDENT
        OPERATOR - WESTERN AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
         MINNEAPOLIS,MINN             DENVER,COLO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           AIRFRAME - FUSELAGE: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - EXPLOSIVE DECOMPRESSION
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        REMARKS- EXPLOSIVE DECOMPRESSION DUE FAILURE IN WALKWAY PRESSURE WEB. LANDED OK.

Aircraft

Registration
N93144
Reported as
Boeing 720B
Category
Airplane
Engine
turbo fan
Damage
Minor damage