Inokodzera kuvakwa kutsva kwedenga nekudyara magadheni, dzimba dzepasi, matenga uye mamwe mapurojekiti asina mvura; nzira yepasi pevhu, njanji, mugwagwa mukuru wemanisipala, indasitiri yemwenje, petroleum uye maindasitiri esimbi; mapurojekiti akasiyana-siyana anopikisa-seepage ekugadzirisa pasi nematombo uye kusimbisa; kutonga kwegwenga, Yakakura-nzvimbo isingapindi mvura inovhara yekuchinja kwezvakatipoteredza, marara, dziva rekugadzira, nzvimbo yakagadzirwa nevanhu, nezvimwewo; kushanda zviri nani mumapurojekiti ekuchengetedza mvura, muzvivako zvekuchengetedza mvura, nzvimbo duku dzemvura, madhamu emvura, migero yekudiridza, mvura Inogona kushandiswa zvakanyanya munzvimbo dzakakura-anti-seepage kuvaka zvakadai semadziva ehove dzehove.
Nguva yekutumira: Sep-28-2022