Mia controller concerned with system safety when ARTS computer failed.

Attributes
ACN	449319
Time
Date	199909
Day	Wed
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : mia.airport
State Reference	FL
Altitude	msl single value : 5000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : mia.tracon
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	climbout : vacating altitude
Route In Use	departure : on vectors
Flight Plan	IFR
Aircraft 2
Controlling Facilities	tracon : mia.tracon
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	climbout : vacating altitude
Route In Use	departure : on vectors
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : departure
Qualification	controller : radar pilot : private
Experience	controller non radar : 2 controller radar : 8 flight time total : 150
ASRS Report	449319
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Independent Detector	other controllera
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Problem Areas	Airspace Structure Navigational Facility ATC Human Performance ATC Facility
Primary Problem	ATC Facility
Situations
ATC Facility	computer equipment : mia.tracon

Narrative:

This report is to identify radar data failure for 3 mins time without warning. At XA44 I lost all radar data. I only had primary radar for 3 mins. This situation is very dangerous and can lead to an accident.

Original NASA ASRS Text

Title: MIA CTLR CONCERNED WITH SYS SAFETY WHEN ARTS COMPUTER FAILED.

Narrative: THIS RPT IS TO IDENT RADAR DATA FAILURE FOR 3 MINS TIME WITHOUT WARNING. AT XA44 I LOST ALL RADAR DATA. I ONLY HAD PRIMARY RADAR FOR 3 MINS. THIS SIT IS VERY DANGEROUS AND CAN LEAD TO AN ACCIDENT.

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.