I kēia mahina, ua loaʻa iā mākou kekahi mau kauoha no ka hana palaki, e like me Belize, Kanada, Tonga a me Indonesia. ʻO nā huahana e pili ana i ka formwork angle i loko, ka formwork angle o waho, ka formwork o ka paia a me kekahi mau mea pono, e like me ka lima, ka mea holoi, ke koʻokoʻo kaula, ka ʻēheu, ka pā nui, cone, waler, PV ...
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