Kwan pa yeny ku loko pa 90°
Kwayu nyuth dit pa piny ma mitere i milimita
X - bor pa dhugola ma staircase bibedo kudu
Y - bor pa wi ot mir acel nituc i wi ot mir aryo
E - Lat pa step
F - Overhang pa step
Z - Lat pa step
C - wel pa rwom zo
P - Namba mi tyelo + kabedo mi tugu
Kwan pa rwom ma loko loko utiye lembe matek uloyu ma sagu kwan pa rwom ma atira.
Kwan pa bedo maber pa yen ju kwanu ku formula ma lubu bor pa yen.
Bor pa wotho pa ngati nicaku 60 ku 66 cm, ku rwom ma romo 63 cm.
Kabedo maber urombo ku formula: 2 step heights + thum pa tyend = 63±3 cm.
Kabedo maber uloyu mi rwom pa yeny utiye nicaku 30° nitundo 40°.
Thum pa rwom pa yeny ucikere ni bedu marom ku dit pa wara 45 - kud piny 28-30 cm.
Bedo mbe pa thum copo bedu maber ku wok pa step.
Bor pa step ucikere ni bedu 20-25 cm.
Icopo bende nwangu yot pa step ma loko loko ka iloko bor pa platform.
Yub ne bi goyo cal pa step ma lokore ku angles man dimensions madongo.
Cal nyuthu dit pa yen, lanyuth pa wi yen iwi thung, kor yen man dit pa yen gire.