Bowstring ni sakao stairs ni lekhamung

Bowstrings bai khe buphangni sitrais ni kotor kotor lekhamung

Khapang srangwi nangmani rangchakno milimeter bai phunukdi

X - stairs khulokmani jora
Y - Stair ni saka
Z - Stair ni kotorma
C - Step ni mung
W - Step ni kwrakma
F - Step ni swkang
T - Bow ni thwng eba stringer ni kwrakma
H - Riser phunukdi
LR - stairs ni bwkhak
SP - puila yaklapni jaga tei kaisa holongni holongni level bai swlaijak


Program ni phan.

Bowstrings ni sakao kaisa buphangni stairs ni kaham design ni lekhamung.
Tei nangmani manwirokni mungwi decide khlaimani.
Joto part ni thik thik rangchak.
Joto stairs ni manwi rok ni kwchak kuphur khe swnamjak mwtai tei mangpili.
Stairs ni rangchak ni bagwi recommendation.

Stair ni kwchangma ni lekhamung no step ni kotorma no twiwi formula bai lekhajak.
Khoroksa borokni stride ni rangchak 60 ni simi 66 cm jora, aboni bisingo 63 cm jora wngnai.
Kaisa kwchangma thakya formula bai baksa: 2 yakchu kotorma + yak kwrakma = 63±3 cm.

Stairs ni jotoni slai kwrwngma wngkha 30° ni simi 40° jora.
Stairs ni step ni kwrakma 45 size ni simi wngna nangnai - 28-30 cm ni slai kwbang wngya.
Depth kwrwi wngmani abo step ni protrusion bai wngwi mano.
Step ni rangchak 20-25 cm jora wngna nangnai.