Lub installation ntawm cov ntoo hluav taws kub qhov rooj yuav tsum ua kom tau raws li cov kev cai hauv qab no:
a. Cov khoom kho mob yuav tsum tau nruab tag nrho, hauv qhov chaw tsim nyog, thiab kho kom ntseeg tau;
b. Lub pob khawm yuav tsum yog L / 10 ntawm txoj kev ntsug ntsug los ntawm sab sauv thiab qis kawg ntawm lub qhov rooj, thiab zam rau sab sauv thiab qis ris. Tus hloov yuav tsum hloov tau tom qab kev teeb tsa;
c. Cov khoom siv me me yuav tsum tau tsau nrog cov ntoo hluav taws xob, thiab cov rau tes yuav tsum tsis txhob siv. Nws yuav tsum tau hammered mus rau hauv qhov tob ntawm 1/3 ua ntej, thiab tom qab ntawd screwed nyob rau hauv. Nws yog nruj me ntsis txwv tsis pub tsav mus rau hauv qhov tob. Thaum Hardwood yog siv, ib lub qhov ntawm 2/3 qhov tob yuav tsum tau ua ntej, thiab lub qhov taub devoser yog}. 9 zaug lub cheeb ntawm ntoo ntsia;
d. Nws tsis yog xav kom nruab ib lub qhov rooj xauv ntawm lub hlws ris ntawm nruab nrab riser thiab erection;
e. Lub qhov rooj kov yuav tsum nyob hauv qab nruab nrab ntawm qhov rooj qhov rooj, thiab qhov kev ncua deb ntawm lub qhov rooj kov thiab hauv av yuav tsum}}}. 9 txog 1.05m.
Lub qhov rooj ntoo yuav tsum muaj qhov muaj zog txaus, thiab tom qab kuaj SANDBAG, rooj zaum tseem tswj hwm kev ncaj ncees. Cov khoom lag luam sau nyob hauv qhov rooj hluav taws yuav tsum tsis txhob tawg lossis poob.
