Patent ID: 7815399

Claim:
A method of mechanized construction for earth wire under-bracing for a utility pole work, the method comprising the steps of: mounting excavation teeth having an excavating unit extendable/retractable in a transverse direction, on the excavating end portion of an auger for an auger crane, digging a burial hole having diameter of the earth wire under-bracing ( 33 ) and depth of 8-10th earth wire rod ( 34 ) by using the excavation teeth of the excavating unit whose extension width is adjusted according to the size of the earth wire under-bracing, removing soil and sand from an interference area of earth wire rod for burying the earth wire under-bracing in the burial hole, hanging a rope on a lower part of the earth wire under-bracing to be buried and lowering the earth wire under-bracing into the burial hole by the rope, and filling soil to the excavation hole, which the earth wire under-bracing is buried.