Ebe etiti oghere Linear U Ụdị ọwa mmiri mmiri
Nkọwa ngwaahịa
The ụdị drainage ọwa nwere ike ofu na ductile ígwè, igwe anaghị agba nchara, na-ekpo ọkụ galvanized ígwè na
stamping gratings .Na drain plọg, ọdịda ọnụ mejupụtara a zuru ezu drainage usoro.
The drainage ọwa nwere ọtụtụ nkọwa, nwere ike ime ka gị chọrọ.
A na-ejikarị na gound drainage usoro nke mba agbachitere ewu, obodo ụlọ, azụmahịa, ụlọ ọrụ.
Ọmụmaatụ: ọdụ ụgbọ elu, ọdụ ụgbọ mmiri, ogige, ámá egwuregwu, ọtụtụ ụdị ụzọ, square drainage, n'okporo ámá drainage na na.
Ngwa
A na-ejikarị ya eme ihe na mpaghara ndị a:
Ọnụ ụzọ ụlọ
Ụlọ ọrụ ọrụ
Ogige ụgbọ ala
Ogige ndị ji ụkwụ aga
Mgbapu mmiri nke Kerbside
ọdụ ụgbọ mmiri mmepụta ihe
Ụgbọ okporo ígwè
Ngwaahịa na-egosi
Dee ozi gị ebe a ziga anyị ya
