DN Tsawg dua los yog sib npaug rau 50mm yas-coated hluav taws tua cov kav dej yog raug rau kev sim khoov. Qhov ntev ntawm cov yeeb nkab seem qauv yog (1200 ± 100) mm.
Nyob rau hauv qhov kub ntawm (20 ± 5) degree, lub vojvoog ntawm curvature yog 8 npaug ntawm nominal txoj kab uas hla ntawm cov yeeb nkab steel, thiab lub kaum sab xis yog 30o, thiab khoov yog nqa tawm nyob rau hauv ib tug yeeb nkab bender los yog pwm. Tsis muaj qhov muab tso rau hauv lub raj thaum lub sij hawm kev sim khoov, thiab cov vuam yog nyob rau sab ntawm lub ntsiab bending nto.
Tom qab qhov kev xeem, lub xeem daim yog txiav los ntawm nruab nrab ntawm lub dabtsi yog khoov arc, thiab lub puab txheej yog check. Cov txiaj ntsig kev xeem yuav tsum ua raws li qhov yuav tsum tau ua ntawm 5.7.
