Kev txhim kho yuav tsum tau ua ua ntej- khawb ib lub qhov tob li ntawm 0.8 meters tob, nrog ib txheej ntawm cov pob zeb crushed nyob rau hauv qab los txhim kho cov kua dej, ua raws li los ntawm pouring lub pob zeb hauv paus thiab pre-embed kho bolts. Tom qab kev teeb tsa, thaj tsam tsis muaj kev nyab xeeb tsawg kawg yog 1 meter yuav tsum tau khaws cia nyob ib ncig ntawm cov khoom siv, nrog EPDM roj hmab granules lossis ib lub hnab yas mos tso rau hauv av kom txo tau qhov cuam tshuam thaum ntog.
Kev saib xyuas ib ntus suav nrog kev kuaj xyuas cov kab sib txuas xoob xoob, cov kab nrib pleb tawg, thiab ntxuav cov qhov dej kom tsis txhob muaj dej ntau ntxiv.
