<< >> NASA ASRS Report 503350, March 2001

Medium large transport flight crew turn the opposite direction after takeoff. Since the tower controller did not specify which way to turn, they took the shortest direction.

Attributes
ACN	503350
Time
Date	200103
Day	Fri
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : iah.airport
State Reference	TX
Altitude	agl single value : 1000
Environment
Flight Conditions	IMC
Light	Night
Aircraft 1
Controlling Facilities	tower : iah.tower
Operator	common carrier : air carrier
Make Model Name	B737-600, -700, -800
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : initial
Route In Use	departure other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	503350
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 160 flight time total : 3500 flight time type : 450
ASRS Report	503176
Events
Anomaly	non adherence : clearance other spatial deviation
Independent Detector	atc equipment other atc equipment : radar other controllera
Resolutory Action	controller : issued new clearance controller : separated traffic other
Supplementary
Problem Areas	Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Houston tower gave turn to 360 degrees with takeoff clearance runway 15L. We did not hear turn direction given. On takeoff, we turned left (shortest direction) to 360 degrees. Tower asked if we were turning left and we said yes. He said to tighten turn and climb quickly. We complied. No conflicts noted.

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Original NASA ASRS Text

Title: MLG FLC TURN THE OPPOSITE DIRECTION AFTER TKOF. SINCE THE TWR CTLR DID NOT SPECIFY WHICH WAY TO TURN, THEY TOOK THE SHORTEST DIRECTION.

Narrative: HOUSTON TWR GAVE TURN TO 360 DEGS WITH TKOF CLRNC RWY 15L. WE DID NOT HEAR TURN DIRECTION GIVEN. ON TKOF, WE TURNED L (SHORTEST DIRECTION) TO 360 DEGS. TWR ASKED IF WE WERE TURNING L AND WE SAID YES. HE SAID TO TIGHTEN TURN AND CLB QUICKLY. WE COMPLIED. NO CONFLICTS NOTED.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.