杭基礎①

[21-9-1-08] Research study on effect of withdrawal procedures of previous piles interrupting new pile installation Part4:Design and installation of new piles after existing pile removal

*Yoshinobu Kiya¹, Kazuaki Miyamoto², Masaaki Kakurai ³, Tomio Tsuchiya⁴, Tomonori Hara⁵, Masafumi Tanaka⁶, Terumi Hosoda⁷, Masaki Oohira⁸ (1. Mitani Sekisan Co.,ltd., 2. Toyo Techno Corp., 3. Pileforum Inc., 4. Takenaka　Corporation, 5. NISHIMATSU CONSTRUCTION Co.,Ltd. , 6. Taiyo　Kiso 　Corp., 7. Japan Pile　Corp., 8. Hassyu　Kenki　Corp.)

Keywords:existing pile, removal, backfilling