Helicopter
UH-1H 66-16390
Crew Members:
AC W1 TAYLOR LC
P W1 STEELE CE
CE E4 NORTHUIS RC
G E4 CORREY DA
Accident Summary:
The aircraft yawed suddenly to the left followed by loss of power.
An autorotation was made into a field with stumps.
The main rotor blades struck the ground. The engine failed internally.
Information on U.S. Army helicopter
UH-1H tail number 66-16390
The Army purchased this helicopter 0567
Total flight hours at this point: 00001657
Date: 05/23/69
Accident case number: 690523261
Unit: 240 AHC
The station for this helicopter was Bear Cat in
Number killed in accident = 0 . . Injured = 0 . . Passengers = 0
costing 3062
Source(s) from which the incident was created or updated:
Army Aviation Safety Center database.
Crew Members:
AC W1 FINKE JR
P W1 LABOUNTY VH
CE E4 MCCARTHY DG
G E4 TURNER J
Accident Summary:
THE AIRCRAFT WAS ONE OF NINE SLICKS SITTING AT FLIGHT IDLE
WAITING FOR A TROOP PICKUP AT TAN TRU, RVN.
AS TRAIL SHIP IN THE FLIGHT, 390 WAS THE LAST AIRCRAFT TO REACH
ITS POSITION AND GO TO FLIGHT IDLE, WHICH IS 5600 RPM BY SOP.
AFTER GOING TO FLIGHT IDLE THE CREW CHIEF GO T OUT OF THE AIRCRAFT
TO MAKE A QUICK MAINTENANCE CHECK AND TO SLIDE THE ARMOR
PLATING BACK FOR THE PILOT AND AIRCRAFT COMMANDER.
HE FIRST DID SO FOR THE PILOT, AND THEN MOVED AROUND THE FRONT
OF THE AIRCRAFT TOWARDS THE LEFT SIDE TO DO THE SAME FOR THE
AIRCRAFT COMMANDER. AS HE REACHED THE LEFT SIDE OF THE AIRCRAFT
AND STEPPED UP ON THE TOE OF THE SKID IN ORDER TO REACH THE ARMOR
PLATING, HE SLIPPED FROM THE SKID, FALLING BACKWARDS,
IN FALLING BACKWARDS HIS FIRST REACTION WAS TO RAGAIN
HIS BALANCE THUS GRABBING THE COLLECTIVE PITCH STICK FOR LEVERAGE.
THE COLLECTIVE WAS PULLED UP ON THE LEFT REAR SKID.
THE AIRCRAFT WAS THEN MOVED TO MORE SOLID GROUND TO INSPECT
FOR DAMAGE AND IT WAS FOUND THAT THE LEFT REAR CROSS
TUBE WAS BENT. THE AIRCRAFT WAS FLOWN BACK TO THE 240TH AVN CO
MAINTENANCE AREA FOR FURTHER INSPECTION WHERE IT WAS FOUND
TO HAVE STRUCTURAL DAMAGE AMOUNTING TO A CLASSIFICATION
OF MINOR DAMAGE.\\
Information on U.S. Army helicopter
UH-1H tail number 66-16390
The Army purchased this helicopter 0567
Total flight hours at this point: 00002060
Date: 03/29/70
Accident case number: 700329091
Unit: B/227 AVN
The station for this helicopter was Phouc Vinh in
Number killed in accident = 0 . . Injured = 0 . . Passengers = 1
costing 93000
Source(s) from which the incident was created or updated:
Army Aviation Safety Center database.
Crew Members:
P W1 LANIER JA
CP O2 KRYWAY JG
CE E4 TAYLOR GW
G E4 BAUER MJ
Passengers:
LOCAL CO, LCO, G;
Accident Summary:
AIRCRAFT 66-16390 WAS ON A LOG MISSION FOR 2/12 CAVALRY OUT OF
FSB BUTTONS. THE AIRCRAFT WAS REFUELED AT SOUTH POL AT BUTTONS
EARLIER IN THE AFTERNOON AND HAD RUN ONE SORTIE TO A UNIT
IN THE FIELD AND ONE SORTIE TO FSB TIM PRIOR TO THE ACCIDENT.
ON THE THIRD SORTIE THE AIRCRAFT WAS LOADED AT THE LOG PAD
AT FSB BUTTONS. THE LOAD CONSISTED OF APPROXIMATELY
TWENTY FIVE (25), 5 GALLON WATER CANS, TWO PERSONNEL,
AND 900 POUNDS OF FUEL. WO1 LANIER OBTAINED CLEARANCE FROM
THE TOWER, PREFORMED A HOVER CHECK AND DEPARTED.
THE HOVER CHECK READINGS WERE: N1% - 98%, TORQUE - 36-39 POUNDS
WITH AN OAT OF 36DEG C. ON TAKEOFF THE RPM BLED OFF TO 6100 RPM
BUT WAS REGAINED AFTER NORMAL CRUISE WAS ESTABLISHED.
WITH THE GROUND UNIT WHICH PUT SMOKE OUT. AFTER VISUAL CONTACT
WAS ESTABLISHED WO1 LANIER BEGAN A HIGH OVERHEAD APPROACH.
ON SHORT FINAL INTO THE WIND, THE AIRCRAFT BEGAN TO LOSE RPM.
WO1 LANIER LOWERED THE NOSE AND ATTEMPTED A GO AROUND.
THE RPM CONTINUED TO DISSIPATE SO WO1 LANIER CHANGED HIS MIND
AND DECIDED TO FLY INTO THE LZ. DURING THE TIME WO1 LANIER WAS FLYING
LT KRYWAY WAS MONITORING THE INSTRUMENTS. AS THE RPM DROPPED
BELOW 5200 RPM, LT KRYWAY BEGAN TO MOTION TO THE GROUND TROOPS
TO CLEAR THE AREA.
AT APPROXIMATELY THIS TIME THE AIRCRAFT RAN OUT OF LEFT PEDAL
AND BEGAN A CLOCKWISE ROTATION WHICH CAUSED THE TAIL ROTOR
AND TAIL BOOM TO STRIKE THE TREES. THE AIRCRAFT CAME TO REST
APPROXIMATELY 180DEG FROM ITS APPROACH AXIS AFTER
THE 90DEG GEAR BOX HAD SEPARATED FROM ITS HOUSING
SEVERAL MAJOR BLADE STRIKES HAD OCCURRED AND THE TAIL BOOM
AND VERTICAL STABILIZER MADE HARD CONTACT WITH TREES.
THE CREW AND AIRCRAFT WERE EVACUATED TO PHUOC VINH, RVN.\\
The following is Goldbook information on US Army helicopter
UH-1H tail number 66-16390
It is provided here as an ESTIMATE of the history of this helicopter
and is not intended to be the final authority.
This helicopter was purchased by the US Army in 0567.
Please provide any additional information on this helicopter to the VHPA.
DATE FLT HRS UIC UNIT AREA POST COUNTRY 6705 1 1 W0MHAA DIROF SUP TRAN 6TH ARMY SHARPE GD AVCOM 6706 0 1 W0MHAA DIROF SUP TRAN 6TH ARMY SHARPE GD AVCOM 6707 81 82 WC7ZAA 155 AVN CO VIETNAM RVN 6708 86 168 WC7ZAA 155 AVN CO VIETNAM RVN 6709 52 220 WC7ZAA 155 AVN CO VIETNAM RVN 6710 109 329 WC7ZAA 155 ASLT HEL CO VIETNAM RVN 6711 0 329 WC7ZAA 155 ASLT HEL CO VIETNAM RVN 6712 0 329 W0Y6AA INTRANSIT IN TRANSIT AVCOMCTR 6801 0 329 W0MUAA ARADMAC IN MAINT NAVAL AIR STN AVCOM 6802 0 329 W0MUAA ARADMAC IN MAINT NAVAL AIR STN AVCOM 6803 0 329 W0MUAA ARADMAC IN MAINT NAVAL AIR STN AVCOM 6804 0 329 W0MUAA ARADMAC IN MAINT NAVAL AIR STN AVCOM 6805 5 334 W0MUAA ARADMAC IN MAINT NAVAL AIR STN AVCOM 6806 16 350 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6807 192 542 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6808 151 693 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6809 116 809 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6810 152 961 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6811 107 1068 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6812 97 1165 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6901 79 1244 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6902 105 1349 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6903 116 1465 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6904 107 1572 WDYBAA 240 ASLT HEL CO VIETNAM RVN 6905 85 1657 WCLMAA 56 TRANS CO DS VIETNAM RVN 6906 0 1657 WCLMAA 56 TRANS CO DS VIETNAM RVN 6907 1 1658 WCLMAA 56 TRANS CO DS VIETNAM RVN 6908 11 1669 WCLMAA 56 TRANS CO DS VIETNAM RVN 6909 0 1669 WCLMAA 56 TRANS CO DS VIETNAM RVN 6910 0 1669 WCLMAA 56 TRANS CO DS VIETNAM RVN 6911 61 1730 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 6912 114 1844 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7001 114 1958 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7002 82 2040 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7003 20 2060 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7004 0 2060 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7005 122 2182 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7006 159 2341 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7007 82 2423 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7008 68 2491 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7009 109 2600 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7010 135 2735 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7011 88 2823 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7012 75 2898 WAAVB0 COB 227ABAH1CAV VIETNAM RVN 7101 91 2989 WAAVB0 B 227TH BN VIETNAM RVN 7102 96 3085 WAAVB0 B 227TH BN VIETNAM RVN 7103 64 3149 WAAVB0 B 227TH BN VIETNAM RVN 7104 81 3230 WAAVB0 B 227TH BN VIETNAM RVN 7105 83 3313 WAAVB0 B 227TH BN VIETNAM RVN 7106 0 3313 WAAVB0 B 227TH BN VIETNAM RVN 7107 0 3313 W0Y6AA AVSCOM FLT DET 5TH ARMY ST LOUIS AVSCOM 7108 0 3313 W0Y6AA AVSCOM FLT DET 5TH ARMY ST LOUIS AVSCOM 7109 0 3313 W0Y6AA AVSCOM FLT DET 5TH ARMY ST LOUIS AVSCOM 7110 0 3313 W0Y6AA BEL HEL BAILMENT FT WORTH AVSCOM 7111 0 3313 W0Y6AA BEL HEL BAILMENT FT WORTH AVSCOM 7112 1 3314 W0Y6AA ARADMAC IN MAINT NAVAL AIR STN AVSCOM 7201 10 3324 WPGYD0 NAT GUARD NAT GDZI 7202 20 3344 WPGYD0 NAT GUARD NAT GDZI 7203 19 3363 WPGYD0 NAT GUARD NAT GDZI 7204 30 3393 WPGYD0 NAT GUARD NAT GDZI 7205 18 3411 WPGYD0 NAT GUARD NAT GDZI 7206 16 3427 WPGYD0 NAT GUARD NAT GDZI 7207 83 3510 WPGYD0 NAT GUARD NAT GDZI 7208 0 3510 WPGYD0 NAT GUARD NAT GDZI 7209 11 3521 WPGYD0 NAT GUARD NAT GDZI 7210 13 3534 WPGYD0 NAT GUARD NAT GDZI 7211 0 3534 WPGYD0 NAT GUARD NAT GDZI 7212 0 3534 WPGYD0 NAT GUARD NAT GDZI 7301 0 3534 WPGYD0 DIR DIST TRANS IN STORAGE SHARPE AD AVSCOM 7302 11 3545 WPGYD0 NAT GUARD NAT GDZI 7303 27 3572 WPGYD0 NAT GUARD NAT GDZI 7304 34 3606 WPGYD0 NAT GUARD NAT GDZI 7305 3 3609 WPGYD0 NAT GUARD NAT GDZI 7306 15 3624 WPGYD0 NAT GUARD NAT GDZI 7307 18 3642 WPGYD0 NAT GUARD NAT GDZI 7308 38 3680 WPGYD0 NAT GUARD NAT GDZI 7309 23 3703 WPGYD0 NAT GUARD NAT GDZI 7310 0 3703 WPGYD0 NAT GUARD NAT GDZI 7311 0 3703 WPGYD0 NAT GUARD NAT GDZI 7312 0 3703 WPGYD0 NAT GUARD NAT GDZI 7401 0 3703 WPGYD0 NAT GUARD NAT GDZI 7402 0 3703 WPGYD0 NAT GUARD NAT GDZI 7403 5 3708 WPGYD0 NAT GUARD NAT GDZI 7404 9 3717 WPGYD0 NAT GUARD NAT GDZI 7405 19 3736 WPGYD0 NAT GUARD NAT GDZI 7409 21 3861 WPGYD0 NAT GUARD NAT GDZI 7410 14 3875 WPGYD0 NAT GUARD NAT GDZI 7411 21 3896 WPGYD0 NAT GUARD NAT GDZI 7412 7 3903 WPGYD0 NAT GUARD NAT GDZI 7501 0 3903 WPGYD0 NAT GUARD NAT GDZI 7502 7 3910 WPGYD0 NAT GUARD NAT GDZI 7503 22 3932 WPGYD0 NAT GUARD NAT GDZI 7504 22 3954 WTVCAA NAT GUARD NAT GDZI 7505 28 3982 WTVSAA NAT GUARD NAT GDZI 7506 21 4003 WTVSAA NAT GUARD NAT GDZI 7507 5 4008 85TH DIV HHC 5TH ARMY CHICAGO RESV 7509 17 4064 WTVSAA NAT GUARD NAT GDZI 7510 14 4078 WTXYAA NAT GUARD NAT GDZI 7511 24 4102 WTXYAA NAT GUARD NAT GDZI 7512 0 4102 W7NDAA NAT GUARD NAT GDZI
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