Air carrier medium large transport reversed descent as cleared in response to TCASII RA.

Attributes
ACN	177419
Time
Date	199105
Day	Fri
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : bwi
State Reference	MD
Altitude	msl bound lower : 3700 msl bound upper : 4000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : bwi
Operator	common carrier : air carrier
Make Model Name	Medium Large Transport, Low Wing, 2 Turbojet Eng
Flight Phase	descent other
Route In Use	approach : visual
Flight Plan	IFR
Aircraft 2
Make Model Name	Any Unknown or Unlisted Aircraft Manufacturer
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : commercial pilot : instrument pilot : atp
Experience	flight time last 90 days : 255 flight time total : 14000 flight time type : 7000
ASRS Report	177419
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Events
Anomaly	altitude deviation : excursion from assigned altitude non adherence : clearance other anomaly other
Independent Detector	aircraft equipment other aircraft equipment : unspecified
Resolutory Action	flight crew : took evasive action flight crew : returned to intended course or assigned course none taken : anomaly accepted
Consequence	Other
Miss Distance	horizontal : 9000 vertical : 300
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation other

Narrative:

We were cleared for a visibility approach to runway 33L and descending out of 4000'. Approach control advised to increase rate of descent through 3000'. The TCAS RA directed us to climb 1500-2000 FPM. As we passed 4000', we saw traffic 1-2 mi off our right. TCAS worked great!

Original NASA ASRS Text

Title: ACR MLG REVERSED DESCENT AS CLEARED IN RESPONSE TO TCASII RA.

Narrative: WE WERE CLRED FOR A VIS APCH TO RWY 33L AND DSNDING OUT OF 4000'. APCH CTL ADVISED TO INCREASE RATE OF DSNT THROUGH 3000'. THE TCAS RA DIRECTED US TO CLB 1500-2000 FPM. AS WE PASSED 4000', WE SAW TFC 1-2 MI OFF OUR RIGHT. TCAS WORKED GREAT!

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.