Dec. 05, 2023 13:30 Laghachi na ndepụta

Olee otú ịgbatị ndụ ọrụ nke manhole mkpuchi?

Iji gbochie ihe nkedo nkedo nkedo n'okpuru ala ma gbatịa ndụ ọrụ nke netwọk ọkpọkọ, a ga-ekpuchi elu elu nke ihe mkpuchi nkedo nkedo na akwa akwa asphalt, wee tinye ya n'ime ụlọ nkwakọba ihe. Iji nwetakwuo nguzogide corrosion nke ihe mkpuchi nke igwe nkedo ígwè, ndị na-emepụta ihe na-emepụta ihe kwesịrị ịgbasa zinc n'elu elu nke ductile iron manhole mkpuchi. Anyị nwere ike ịme ọgwụgwọ dị iche iche nke ihe mkpuchi nke igwe nkedo.

Dị ka epoxy resin agba, na-ekpo ọkụ itinye galvanizing na ndị ọzọ na nkedo ígwè manhole mkpuchi nchara; Mgbe ụfọdụ, a ga-enwe nchara tupu ma ọ bụ mgbe a na-emepụta ihe nkedo ígwè nkedo, nke na-egosi na ọdịdị ahụ na-emerụ emerụ. A ghaghị ịchacha ihe mkpuchi oghere nke nchara na-agba ma gbawaa ka ọ wepụ nchara ahụ, a ghaghịkwa ileba anya n'elu tupu ịhapụ ụlọ ọrụ mmepụta ihe.

Kekọrịta

Osote:

Usoro mmepe na ntinye nke mkpuchi ọma nyocha dị iche iche n'okporo ụzọ obodo

Akụkọ kacha ọhụrụ