Narrative:

I was attempting to land my switzer G164 super B+ on my private runway after applying a load of chemical. When making my approach I noticed a pick-up entering the south end of the runway I was going to land on. My landing was to be made from south to north; the same direction that the pick-up was traveling. It seemed to me that I could still make the landing in front of the truck so I prepared to set up for landing altitude. The truck appeared to be slowly increasing in speed as I made my approach. When the truck transitioned from the dirt at the end of the strip to the pavement; the speed went from 2 mph up to about 15 mph. Seeing the increase in speed of the truck; it was clear that landing in front of the truck was not going to be able to be achieved safely. A go around was then performed and throttle was applied. Having the throttle advanced in a nose-up attitude caused the aircraft to porpoise up; temporarily losing sight of the truck. A correction of stick forward was the reaction at the time of throttle to engine delay which is about 1/2 - 1 1/2 seconds. Over compensation of stick forward caused an altitude loss. As a result; the left gear lightly scraped the center of the cabin attendant of the top of the truck; breaking the front and rear glass of the truck. After pulling up immediately the go around was made and the driver of the truck pulled over to the side and off the private runway. I then made a short landing and met the driver 1/2 way walking toward each other. He said 'are you alright?' I said yes. I asked if he was; he said yes. We then drove both airplane and truck to the north end of the runway and made more inspections. The airplane was not damaged after further inspection. The front main gear bolt nut and block were replaced as a precaution. Another mistake I made was not contacting FAA that day. This is my first incident of this magnitude in my 28 yrs flying. Ignorance is no excuse and like running out gas; there is no excuse for what I did. This incursion was measured in inches in which I was about 2 inches too low. My decision to go around should have been made earlier. Thinking back; losing sight of the truck under my airplane was what made me back out of the landing that should have never been attempted. Today; FAA representative visited me and looked at my aircraft.

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Original NASA ASRS Text

Title: AGRICULTURAL PLT ATTEMPTS TO LAND AHEAD OF PICK-UP DRIVING DOWN THE AGRICULTURAL RWY IN THE SAME DIRECTION. MINOR COLLISION RESULTS AS GAR IS BEGUN TOO LATE.

Narrative: I WAS ATTEMPTING TO LAND MY SWITZER G164 SUPER B+ ON MY PVT RWY AFTER APPLYING A LOAD OF CHEMICAL. WHEN MAKING MY APCH I NOTICED A PICK-UP ENTERING THE S END OF THE RWY I WAS GOING TO LAND ON. MY LNDG WAS TO BE MADE FROM S TO N; THE SAME DIRECTION THAT THE PICK-UP WAS TRAVELING. IT SEEMED TO ME THAT I COULD STILL MAKE THE LNDG IN FRONT OF THE TRUCK SO I PREPARED TO SET UP FOR LNDG ALT. THE TRUCK APPEARED TO BE SLOWLY INCREASING IN SPD AS I MADE MY APCH. WHEN THE TRUCK TRANSITIONED FROM THE DIRT AT THE END OF THE STRIP TO THE PAVEMENT; THE SPD WENT FROM 2 MPH UP TO ABOUT 15 MPH. SEEING THE INCREASE IN SPD OF THE TRUCK; IT WAS CLR THAT LNDG IN FRONT OF THE TRUCK WAS NOT GOING TO BE ABLE TO BE ACHIEVED SAFELY. A GAR WAS THEN PERFORMED AND THROTTLE WAS APPLIED. HAVING THE THROTTLE ADVANCED IN A NOSE-UP ATTITUDE CAUSED THE ACFT TO PORPOISE UP; TEMPORARILY LOSING SIGHT OF THE TRUCK. A CORRECTION OF STICK FORWARD WAS THE REACTION AT THE TIME OF THROTTLE TO ENG DELAY WHICH IS ABOUT 1/2 - 1 1/2 SECONDS. OVER COMPENSATION OF STICK FORWARD CAUSED AN ALT LOSS. AS A RESULT; THE L GEAR LIGHTLY SCRAPED THE CTR OF THE CAB OF THE TOP OF THE TRUCK; BREAKING THE FRONT AND REAR GLASS OF THE TRUCK. AFTER PULLING UP IMMEDIATELY THE GAR WAS MADE AND THE DRIVER OF THE TRUCK PULLED OVER TO THE SIDE AND OFF THE PVT RWY. I THEN MADE A SHORT LNDG AND MET THE DRIVER 1/2 WAY WALKING TOWARD EACH OTHER. HE SAID 'ARE YOU ALRIGHT?' I SAID YES. I ASKED IF HE WAS; HE SAID YES. WE THEN DROVE BOTH AIRPLANE AND TRUCK TO THE N END OF THE RWY AND MADE MORE INSPECTIONS. THE AIRPLANE WAS NOT DAMAGED AFTER FURTHER INSPECTION. THE FRONT MAIN GEAR BOLT NUT AND BLOCK WERE REPLACED AS A PRECAUTION. ANOTHER MISTAKE I MADE WAS NOT CONTACTING FAA THAT DAY. THIS IS MY FIRST INCIDENT OF THIS MAGNITUDE IN MY 28 YRS FLYING. IGNORANCE IS NO EXCUSE AND LIKE RUNNING OUT GAS; THERE IS NO EXCUSE FOR WHAT I DID. THIS INCURSION WAS MEASURED IN INCHES IN WHICH I WAS ABOUT 2 INCHES TOO LOW. MY DECISION TO GO AROUND SHOULD HAVE BEEN MADE EARLIER. THINKING BACK; LOSING SIGHT OF THE TRUCK UNDER MY AIRPLANE WAS WHAT MADE ME BACK OUT OF THE LNDG THAT SHOULD HAVE NEVER BEEN ATTEMPTED. TODAY; FAA REPRESENTATIVE VISITED ME AND LOOKED AT MY ACFT.

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.