Flight crew of air carrier medium large transport detected oil quantity loss during climb. Return la...

Attributes
ACN	149733
Time
Date	199006
Day	Wed
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : den
State Reference	CO
Altitude	msl bound lower : 33000 msl bound upper : 33000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : den
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Navigation In Use	Other
Flight Phase	climbout : takeoff climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : flight engineer pilot : commercial pilot : cfi pilot : atp
Experience	flight time last 90 days : 250 flight time total : 16000 flight time type : 3000
ASRS Report	149733
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 240 flight time total : 9000 flight time type : 800
ASRS Report	149327
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	other flight crewa
Resolutory Action	flight crew : declared emergency none taken : unable
Consequence	Other
Supplementary
Primary Problem	Aircraft

Narrative:

Aircraft was dispatched normal. Engine oil qty 16 qts each side. While en route engine oil qty appeared to slowly be decreasing. Following procedures and at approximately 8 qts remaining it was decided to return to denver. Clearance was obtained and flight proceeded to and landed at denver west/O incident. Engine indications were monitored, no precautionary shut down was required. An engine oil qty leak/loss was confirmed on the ground by maintenance.

Original NASA ASRS Text

Title: FLT CREW OF ACR MLG DETECTED OIL QUANTITY LOSS DURING CLIMB. RETURN LAND.

Narrative: ACFT WAS DISPATCHED NORMAL. ENG OIL QTY 16 QTS EACH SIDE. WHILE ENRTE ENG OIL QTY APPEARED TO SLOWLY BE DECREASING. FOLLOWING PROCS AND AT APPROX 8 QTS REMAINING IT WAS DECIDED TO RETURN TO DENVER. CLRNC WAS OBTAINED AND FLT PROCEEDED TO AND LANDED AT DENVER W/O INCIDENT. ENG INDICATIONS WERE MONITORED, NO PRECAUTIONARY SHUT DOWN WAS REQUIRED. AN ENG OIL QTY LEAK/LOSS WAS CONFIRMED ON THE GND BY MAINT.

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.

Flight crew of air carrier medium large transport detected oil quantity loss during climb. Return land.