Multiple runway changes on final results in alignment with wrong runway.

Attributes
ACN	749613
Time
Date	200708
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : den.airport
State Reference	CO
Altitude	msl single value : 2000
Environment
Flight Conditions	VMC
Aircraft 1
Controlling Facilities	tower : den.tower
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Flight Phase	descent : approach
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 210 flight time total : 10000 flight time type : 3000
ASRS Report	749613
Person 2
Affiliation	government : faa
Function	controller : local
Events
Anomaly	non adherence : clearance
Independent Detector	other controllera
Resolutory Action	controller : issued advisory flight crew : returned to intended or assigned course
Supplementary
Problem Areas	ATC Human Performance Flight Crew Human Performance Airport
Primary Problem	Ambiguous

Narrative:

Change runway assignment several times on approach. Cleared finally for visual to runway 16R. Read back instructions. First officer was lined up for runway 16L when tower controller corrected him he moved over to runway 16R and landed uneventfully.

Original NASA ASRS Text

Title: MULTIPLE RWY CHANGES ON FINAL RESULTS IN ALIGNMENT WITH WRONG RWY.

Narrative: CHANGE RWY ASSIGNMENT SEVERAL TIMES ON APCH. CLEARED FINALLY FOR VISUAL TO RWY 16R. READ BACK INSTRUCTIONS. FO WAS LINED UP FOR RWY 16L WHEN TOWER CTLR CORRECTED HIM HE MOVED OVER TO RWY 16R AND LANDED UNEVENTFULLY.

Data retrieved from NASA's ASRS site as of January 2009 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.