Narrative:

4/89 I contacted clt approach control. Upon contact, apc control had difficulty receiving my transmission. Approach control then told me if I could understand them to identify, which I did. I then tried working on the radio by pushing in on the radio. I called approach control and approach could then hear me loud and clear. I asked approach if they would assist me in locating the airport due to light rainfall. Upon sighting the airport, I was in contact with approach until they requested I switch to tower. Approach control did not allow enough time to contact tower before landing was executed. I called for tower 2 or 3 times after request to switch, but did not receive a response. I knew I should not do a 360 degree turn or fly over the runway, for I might be in conflict with other heavy traffic. I thought the best thing to do was to land over the air carrier as he was still setting up for takeoff. I felt my decision to land at this point would be less hazardous than continuing my attempt to contact tower while in an arsa. Callback conversation with reporter revealed the following: pilot advises that radio needed tightening up in rack. Ground control, once reached, wasn't too happy with him. He was contacted by the FAA and they requested a letter from him. No action as of this time. Counseled re: expected actions in a situation such as this and what ATC expects pilot to do in case of radio failure.

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Original NASA ASRS Text

Title: UNAUTH LNDG ON OCCUPIED RWY.

Narrative: 4/89 I CONTACTED CLT APCH CTL. UPON CONTACT, APC CTL HAD DIFFICULTY RECEIVING MY XMISSION. APCH CTL THEN TOLD ME IF I COULD UNDERSTAND THEM TO IDENT, WHICH I DID. I THEN TRIED WORKING ON THE RADIO BY PUSHING IN ON THE RADIO. I CALLED APCH CTL AND APCH COULD THEN HEAR ME LOUD AND CLEAR. I ASKED APCH IF THEY WOULD ASSIST ME IN LOCATING THE ARPT DUE TO LIGHT RAINFALL. UPON SIGHTING THE ARPT, I WAS IN CONTACT WITH APCH UNTIL THEY REQUESTED I SWITCH TO TWR. APCH CTL DID NOT ALLOW ENOUGH TIME TO CONTACT TWR BEFORE LNDG WAS EXECUTED. I CALLED FOR TWR 2 OR 3 TIMES AFTER REQUEST TO SWITCH, BUT DID NOT RECEIVE A RESPONSE. I KNEW I SHOULD NOT DO A 360 DEG TURN OR FLY OVER THE RWY, FOR I MIGHT BE IN CONFLICT WITH OTHER HVY TFC. I THOUGHT THE BEST THING TO DO WAS TO LAND OVER THE ACR AS HE WAS STILL SETTING UP FOR TKOF. I FELT MY DECISION TO LAND AT THIS POINT WOULD BE LESS HAZARDOUS THAN CONTINUING MY ATTEMPT TO CONTACT TWR WHILE IN AN ARSA. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING: PLT ADVISES THAT RADIO NEEDED TIGHTENING UP IN RACK. GND CTL, ONCE REACHED, WASN'T TOO HAPPY WITH HIM. HE WAS CONTACTED BY THE FAA AND THEY REQUESTED A LETTER FROM HIM. NO ACTION AS OF THIS TIME. COUNSELED RE: EXPECTED ACTIONS IN A SITUATION SUCH AS THIS AND WHAT ATC EXPECTS PLT TO DO IN CASE OF RADIO FAILURE.

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.