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Instructor pilot of small aircraft doing touch and go lndgs has near midair collision with helicopter executing unauthorized straight in approach.
| Attributes | |
| ACN | 115892 |
| Time | |
| Date | 198907 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : gyr |
| State Reference | AZ |
| Altitude | agl bound lower : 300 agl bound upper : 300 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : gyr tower : yip |
| Operator | common carrier : air taxi |
| Make Model Name | Small Aircraft, Low Wing, 1 Eng, Fixed Gear |
| Flight Phase | descent : approach other |
| Flight Plan | None |
| Aircraft 2 | |
| Operator | other |
| Make Model Name | Experimental |
| Flight Phase | descent : approach landing other |
| Person 1 | |
| Affiliation | Other |
| Function | flight crew : single pilot instruction : instructor |
| Qualification | pilot : cfi pilot : commercial pilot : instrument |
| Experience | flight time last 90 days : 180 flight time total : 12000 flight time type : 1000 |
| ASRS Report | 115892 |
| Person 2 | |
| Affiliation | Other |
| Function | instruction : trainee |
| Qualification | pilot : student |
| Events | |
| Anomaly | conflict : nmac non adherence : far |
| Independent Detector | other controllera other flight crewa |
| Resolutory Action | none taken : anomaly accepted other other |
| Consequence | Other |
| Miss Distance | unspecified : 400 |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
While instructing a student pilot in an small aircraft X in the touch and go, right traffic pattern, runway 21, at good year airport, a near miss occurred. Turning a right downwind, the required call was given with an acknowledgement from the tower received for touch and go clearance with traffic on final. Prior to turning base a call was heard from spc Y helicopter. Tower answered the spc Y helicopter with a position request. None was given from spc Y helicopter. At 600' AGL on base the spc Y helicopter was observed on an unauthorized straight in. A go around was initiated, as full power was applied, a call from good year tower was received and answered, to go around. The spc Y helicopter continued straight in to runway 21 and landed. The aircraft had approximately 400' of separation at the time of this incident.
Original NASA ASRS Text
Title: INSTRUCTOR PLT OF SMA DOING TOUCH AND GO LNDGS HAS NMAC WITH HELICOPTER EXECUTING UNAUTHORIZED STRAIGHT IN APCH.
Narrative: WHILE INSTRUCTING A STUDENT PLT IN AN SMA X IN THE TOUCH AND GO, RIGHT TFC PATTERN, RWY 21, AT GOOD YEAR ARPT, A NEAR MISS OCCURRED. TURNING A RIGHT DOWNWIND, THE REQUIRED CALL WAS GIVEN WITH AN ACKNOWLEDGEMENT FROM THE TWR RECEIVED FOR TOUCH AND GO CLRNC WITH TFC ON FINAL. PRIOR TO TURNING BASE A CALL WAS HEARD FROM SPC Y HELI. TWR ANSWERED THE SPC Y HELI WITH A POSITION REQUEST. NONE WAS GIVEN FROM SPC Y HELI. AT 600' AGL ON BASE THE SPC Y HELI WAS OBSERVED ON AN UNAUTHORIZED STRAIGHT IN. A GO AROUND WAS INITIATED, AS FULL POWER WAS APPLIED, A CALL FROM GOOD YEAR TWR WAS RECEIVED AND ANSWERED, TO GO AROUND. THE SPC Y HELI CONTINUED STRAIGHT IN TO RWY 21 AND LANDED. THE ACFT HAD APPROX 400' OF SEPARATION AT THE TIME OF THIS INCIDENT.
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.