Puilani data
Stair ni saka 2.5 m     (2500 mm)
Plan ni bisingtwi khulokjak stairs ni kotorma 3000 mm
Step ni mung 13
Step ni kwrakma 50 mm
Step ni swkang 50 mm

Sitarni string
String ni kotorma 4167 mm
Stair ni angle 39.8°

Yaphangni size
Yaphangni kotorma 192 mm
Step ni kwrakma 281 mm
Riser ni chukma 142 mm