Near midair collision between mlt on visual route and small aircraft.

Attributes
ACN	84360
Time
Date	198803
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : ntk
State Reference	CA
Altitude	msl bound lower : 2000 msl bound upper : 2000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : ntk
Operator	other
Make Model Name	Helicopter
Flight Phase	cruise other
Route In Use	approach : visual
Flight Plan	VFR
Aircraft 2
Make Model Name	Small Aircraft, High Wing, 1 Eng, Fixed Gear
Flight Phase	cruise other
Flight Plan	None
Person 1
Affiliation	government : military
Function	flight crew : captain oversight : pic
Qualification	pilot : military
Experience	flight time last 90 days : 100 flight time total : 1050 flight time type : 800
ASRS Report	84360
Person 2
Function	flight crew : first officer
Qualification	pilot : military
Events
Anomaly	conflict : nmac non adherence : far other anomaly other
Independent Detector	other flight crewa
Resolutory Action	flight crew : took evasive action flight crew : exited penetrated airspace
Consequence	Other
Miss Distance	horizontal : 100 vertical : 400
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Mlt outbnd on course rules flying 180 degrees encountered an small aircraft aircraft flying approximately 360 degrees along reef route (inbound). No advisory given by tower. Small aircraft notified by orange city tower. Mlt turned left to avoid aircraft. Callback conversation with reporter revealed the following: reef route referred to is a VFR approach to ntk from point reef on the shoreline. To be in position, he was at 2000' MSL, put the small aircraft in 1 of 3 adjoining air traffic area areas. Small aircraft was advised of being in bad area by tower.

Original NASA ASRS Text

Title: NMAC BETWEEN MLT ON VISUAL ROUTE AND SMA.

Narrative: MLT OUTBND ON COURSE RULES FLYING 180 DEGS ENCOUNTERED AN SMA ACFT FLYING APPROX 360 DEGS ALONG REEF ROUTE (INBND). NO ADVISORY GIVEN BY TWR. SMA NOTIFIED BY ORANGE CITY TWR. MLT TURNED LEFT TO AVOID ACFT. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING: REEF ROUTE REFERRED TO IS A VFR APCH TO NTK FROM POINT REEF ON THE SHORELINE. TO BE IN POS, HE WAS AT 2000' MSL, PUT THE SMA IN 1 OF 3 ADJOINING ATA AREAS. SMA WAS ADVISED OF BEING IN BAD AREA BY TWR.

Data retrieved from NASA's ASRS site as of August 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.