<< >> NASA ASRS Report 563959, October 2002

BE58 pilots with a 'void if not off by' clearance from bhm approach departed one and a half mins late.

Attributes
ACN	563959
Time
Date	200210
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : plr.airport
State Reference	AL
Altitude	agl single value : 1500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : bhm.tracon tower : cvg.tower
Operator	general aviation : personal
Make Model Name	Baron 58/58TC
Operating Under FAR Part	Part 91
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	other
Function	flight crew : single pilot
Qualification	pilot : instrument pilot : private pilot : multi engine
Experience	flight time last 90 days : 35 flight time total : 2800 flight time type : 400
ASRS Report	563959
Person 2
Affiliation	government : faa
Function	controller : departure
Events
Anomaly	non adherence : clearance
Independent Detector	atc equipment other atc equipment : radar other controllera
Resolutory Action	controller : issued advisory none taken : anomaly accepted
Supplementary
Problem Areas	Flight Crew Human Performance ATC Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

I was given 3 mins to depart on IFR 'void if not off by' clearance. When I contacted departure (bhm) after takeoff, I was told I was 1 1/2 mins late. I thought I needed to be airborne by departure time, but apparently I was expected to contact departure by 'void if not off by' time.

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Original NASA ASRS Text

Title: BE58 PLTS WITH A 'VOID IF NOT OFF BY' CLRNC FROM BHM APCH DEPARTED ONE AND A HALF MINS LATE.

Narrative: I WAS GIVEN 3 MINS TO DEPART ON IFR 'VOID IF NOT OFF BY' CLRNC. WHEN I CONTACTED DEP (BHM) AFTER TKOF, I WAS TOLD I WAS 1 1/2 MINS LATE. I THOUGHT I NEEDED TO BE AIRBORNE BY DEP TIME, BUT APPARENTLY I WAS EXPECTED TO CONTACT DEP BY 'VOID IF NOT OFF BY' TIME.

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.