Madzi a asphalt utoto

Ndi yoyenera mapaipi apansi panthaka, zapansi zamagalimoto, magawo omanga a dzimbiri ndi madera ena omwe ali ndi zofunikira zoletsa madzi komanso zotsutsana ndi dzimbiri.Chithandizo cha pamwamba: Kachitidwe ka utoto kaŵirikaŵiri kamakhala kolingana ndi mlingo wa chithandizo chapamwamba.Pojambula pa utoto wofananira, pamwamba pamayenera kukhala woyera ndi wouma, wopanda zonyansa monga mafuta ndi fumbi.

Iyenera kugwedezeka mofanana musanamangidwe.Ngati mamasukidwe akayendedwe ndi aakulu kwambiri, akhoza kuchepetsedwa ndi madzi oyera ku mamasukidwe akayendedwe.Pofuna kuonetsetsa kuti filimu ya utoto ikuwoneka bwino, timalimbikitsa kuti kuchuluka kwa madzi owonjezera ndi 0% -5% ya kulemera koyambirira kwa utoto.Chinyezi chocheperako ndi chochepera 85%, ndipo kutentha kwapanyumba kumapitilira 10 ° C komanso kupitilira kutentha kwa mame ndi 3 ° C.Mvula, matalala ndi nyengo sizingagwiritsidwe ntchito panja.Ngati ntchito yomanga yachitika kale, filimu ya penti ikhoza kutetezedwa poyiphimba ndi tarpaulin.