1.Pazida zazikulu, zowonjezera ziyenera kuikidwa, monga galasi, mpando wosindikizira makina, chimango chochepetsera.
2. Pamene makulidwe a thupi logwirizanitsa ndi lalikulu kwambiri ndipo bolt ndi yaitali kwambiri, stud bolt idzagwiritsidwa ntchito.
3. Amagwiritsidwa ntchito kulumikiza mbale zakuda ndi malo omwe zimakhala zovuta kugwiritsa ntchito mabawuti a hexagonal, monga mafelemu a padenga la konkriti, matabwa a denga atapachikidwa mbali zopachikika.
1.Sungani nthawi yoyika ndi mtengo.
2.No kubowola chofunika kwa nyumba bolts