Mmiri anyị na-enyere aka ọtụtụ akpa nzacha ihe na-ewu site na akpa 2 ruo na akpa 24 nwere ụdị mkpuchi mkpuchi mkpuchi pụrụ iche iji gboo oke mmiri mmiri chọrọ ruo 1,000 m3 / hr, ihe nzacha akpa niile na ASME VIII hụ ọkọlọtọ VIII DIV I.