Curb drainage chiteshi ibwe rekumisikidza rine mugero wemvura wakaiswa pamucheto wemugwagwa, saka inonziwo drainage kerb. Curb drainage chiteshi inogona kuiswa kune yese yakaoma nzira inoda kurapwa kwemvura, senge yekupaka, chiteshi cheBhazi nenzvimbo inofamba zvishoma nezvishoma yemotokari. Iyo inotakura-inotakura nhanho yehurongwa inogona kusvika kuD400.
Hurefu hurefu hwekuvharika kwemvura system: 305mm, 500mm.