Iyo pombi yekuisa chisimbiso bhegi yemhepo yakasarudzika uye akawanda maumbirwo erabha chigadzirwa chakagadzirwa nerabha, jira refayibha uye mamwe macromolecular synthetic zvinhu kuburikidza nepamusoro-tembiricha vulcanization process, iyo inoshandiswa kufambisira mvura, kuburitsa tsvina uye kudhiza kugadzirisa kwepombi nema culverts.Inogona kukurumidza kuvharira kuyerera kwemvura mumadhayamita epombi akasiyana, ndege dzakasiyana nenzvimbo dzakasiyana, uye chishandiso chakanakira mapaipi epasi pevhu kuita kufambiswa kwemvura, kudhiraivha uye kugadzirisa madhaka.
