Izi zili ndi ulusi wautali ndipo ndizosavuta kuziyika.Nthawi zambiri amagwiritsidwa ntchito popanga zinthu zolemetsa.
Kuti mupeze mphamvu yodalirika komanso yayikulu yomangirira, ndikofunikira kuwonetsetsa kuti mphete yokhazikika pa nalimata ikukulirakulira.Ndipo cholepheretsa chokulitsa sichiyenera kugwa pa ndodo kapena kupindika kapena kupunduka mu dzenje.
Miyezo yamphamvu yamphamvu yoyeserera imayesedwa pansi pa mphamvu ya simenti ya 260 ~ 300kgs / cm2, ndipo kuchuluka kwachitetezo kuyenera kusapitilira 25% ya mtengo wowerengeka.
Oyenera konkriti ndi wandiweyani mwala wachilengedwe, zitsulo, mbiri zachitsulo, mbale zapansi, mbale zothandizira, mabatani, njanji, mazenera, makoma a nsalu, makina, matabwa, matabwa, mabatani, ndi zina zotero.
1. Zida: Maboti a nangula a Wedge nthawi zambiri amapangidwa ndi chitsulo champhamvu kwambiri kapena chitsulo chosapanga dzimbiri, chomwe chimakhala ndi mphamvu zambiri komanso kukana dzimbiri.
2. Kuyika kosavuta: Zingwe za nangula za wedge ndizosavuta kuyika, kungobowola mabowo, kuyika ma bolts a nangula, kumangitsa kapena nyundo.
3. Kudalirika: Nangula wa wedge amapereka kudalirika kwakukulu popewa kutsetsereka kapena kuzungulira kwa nangula.
4. Kusinthasintha: Nangula wa wedge atha kugwiritsidwa ntchito pakhoma lililonse la njerwa kapena njerwa, osati m'nyumba zokha komanso panja.
5. Chitetezo: Zingwe za nangula za wedge zimatha kupereka mphamvu yogwira kwanthawi yayitali kuti zitsimikizire kukhazikika ndi chitetezo cha maziko ndi kapangidwe kake.