BURIED PILE, BURYING DEVICE AND CONSTRUCTION METHOD FOR BURIED PILE

摘要

PROBLEM TO BE SOLVED: To provide a burying device and a construction method for a buried pile capable of securely burying the buried pile provided with a protection layer on a surface of the pile into the ground by pressing it in while rotating it, pressing it in, and hitting it without damaging the protection layer thereof. SOLUTION: A pile main body 2 consists of the protection layer 4 requiring the reduction of a negative friction force and the prevention of corrosion and a plurality of pile side engaging parts 5 provided protrudedly on the same periphery below the pile main body 2 which are provided in an adequate section of the pile main body installed in a soft layer of the ground. A protection pipe 3 consists of a protection pipe main body 13 set on the pile main body 2 so as to pull out and insert it from above and surround and cover outer periphery of the protection layer 4 with an adequate clearance and a protection pipe side engaging part 6 for engaging a tip side of the protection pipe with the pile main body so that the pile side engaging part 5 and the pile main body 2 rotate integrally at a tip below the protection pipe main body 13 and fitting the pile side engaging part 5.