Beech bonanza A36 pilot has a conflict with another aircraft while on approach to myf.

Attributes
ACN	699901
Time
Date	200606
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : myf.airport
State Reference	CA
Altitude	msl single value : 1000
Environment
Flight Conditions	Mixed
Light	Daylight
Aircraft 1
Controlling Facilities	tower : myf.tower
Operator	general aviation : personal
Make Model Name	Bonanza 36
Operating Under FAR Part	Part 91
Navigation In Use	ils localizer & glide slope : 28r
Flight Phase	descent : approach
Route In Use	approach : instrument precision arrival : profile descent
Flight Plan	IFR
Aircraft 2
Controlling Facilities	tower : myf.tower
Operator	general aviation : personal
Make Model Name	Skyhawk 172/Cutlass 172
Operating Under FAR Part	Part 91
Flight Phase	descent : approach
Route In Use	approach : visual approach : traffic pattern
Flight Plan	None
Person 1
Affiliation	other
Function	flight crew : single pilot
Qualification	pilot : private pilot : instrument pilot : commercial pilot : cfi
Experience	flight time last 90 days : 30 flight time total : 1300 flight time type : 30
ASRS Report	699901
Person 2
Affiliation	other
Function	flight crew : single pilot
Events
Anomaly	conflict : airborne critical non adherence : required legal separation
Independent Detector	other flight crewa
Resolutory Action	none taken : anomaly accepted
Miss Distance	horizontal : 500 vertical : 100
Supplementary
Problem Areas	Airport Flight Crew Human Performance ATC Human Performance
Primary Problem	ATC Human Performance

Narrative:

A36 on instrument approach ILS runway 28R at myf. Broke out at 1600 ft MSL; switched to tower frequency. Tower advised cessna on base for the parallel (did not say right base); did not see traffic on left base; where it should have been. As safety pilot in right seat saw C-172 at 1 O'clock; slightly low; pass right in front of us and land on runway 28L.

Original NASA ASRS Text

Title: BEECH BONANZA A36 PLT HAS A CONFLICT WITH ANOTHER ACFT WHILE ON APCH TO MYF.

Narrative: A36 ON INST APCH ILS RWY 28R AT MYF. BROKE OUT AT 1600 FT MSL; SWITCHED TO TWR FREQ. TWR ADVISED CESSNA ON BASE FOR THE PARALLEL (DID NOT SAY R BASE); DID NOT SEE TFC ON L BASE; WHERE IT SHOULD HAVE BEEN. AS SAFETY PLT IN R SEAT SAW C-172 AT 1 O'CLOCK; SLIGHTLY LOW; PASS RIGHT IN FRONT OF US AND LAND ON RWY 28L.

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.