THE ACFT COLLIDED WITH A UTILITY POLE ABOUT 36 FT AGL LESS THAN A MILE NORTH OF A PRIVATE DIRT AIRSTRIP. THE ACFT HAD DEPARTED SCOTTSDALE MUNICIPAL ARPT AT ABOUT 0045. THE ACCIDENT OCCURRED AT ABOUT 0200 APROXIMATELY 4 MILES WEST OF BUCKEYE,AZ. A WITNESS STATED THAT HE HAD BEEN WITH THE TWO OCCUPANTS OF THE ACFT WHEN THEY WERE DRINKING WITH HIM IN A LOCAL BAR. THE PLT HAD INVITED HIM AND THE GIRL TO FLY AND THE WITNESS DECLINED BUT THE 21 YEAR OLD FEMALE ACCEPTED. ANOTHER WITNESS SAW THEM DEPART THE ARPT AND SAID THE DEPARTURE WAS ABNORMAL WITH THE ACFT ALMOST COLLIDING INTO PARKED ACFT AND TAXIING 1500 FT ON THE RWY BEFORE ADDING FULL POWER TO TAKEOFF. BOTH OCCUPANTS WERE FOUND AFTER THEACCIDENT WITH THEIR SEATBELTS UNFASTENED. THE ACFT WRECKAGE WAS STREWN ALONG A PATH 152 FT LONG ON A HEADING OF 024 DEGREES. BLOOD SUBMITTED FOR A TOXICOLOGICAL EXAMINATION FROM THE PLT AND PASSENGER REVEALED A BLOOD ALCOHOL LEVEL OF 0.15 PERCENT AND 0.07 PERCENT RESPECTIVELY. A 6 PACK OF BEER WAS FOUND NEAR THE ACFT WITH 5 OF THE CANS OPENED.