# 90° turn nei stairs chhiar dan

scale lem ziah 1:

Dimensions chu millimeter-ah tarlan rawh

hawnna san zawng Y
hawnna sei zawng X
Ladder zau zawng a ni E
Step zawng zawng C
Level hnuai lam zawk P
Step thickness a ni Z
Step sir atanga rawn chhuak (protrusion) a awm F

## Turn 90 nei stairs chhiar dan°

Dimension mamawh te chu tarlang rawh millimeter-ah a ni

X - stairs-in a luah tur hawnna sei zawng
Y - chhawng khatna floor level atanga chhawng hnihna floor level thlenga san zawng
E - Ladder zau zawng a ni
F - ledge step hrang hrang a awm
Z - Step thickness a ni

C - step zawng zawng number
P - Step awm zat + hmun

Stairs inher dan chhiar dan hi stairs dinglam chhiar aiin a buaithlak deuh hlek a ni.
Stairs awlsamna chhiar dan chu step sei zawng atanga formula hmanga chhut a ni.
Mihring ke pen sei zawng hi cm 60 atanga 66 inkar a ni a, a vaiin cm 63 a ni.
Staircase nuam tak chu formula nen a inmil a ni: 2 step heights + step thuk tak a ni = 63±3 cm.

Stairs atanga a hniam ber chu 30° atanga 40° thleng a ni.
Stairs step thuk zawng chu pheikhawk size 45 - a tlem berah 28-30 cm nen a inmil tur a ni.
A thuk lohna chu step atanga a rawn chhuak hian a khum thei a ni.
Step san zawng hi 20-25 cm thleng a ni tur a ni.

Platform san zawng pawh thlak danglamin turntable awlsamna chu i ti thei bawk.

Programme hian turning stairs-a drawing-te chu basic angle leh dimension-te nen a siam ang.
Drawing-ah hian stairs-te dimension zawng zawng a lang a, bowstring-a step chunglam, step kil hrang hrang leh step-te dimension lian ber berte chu a chhinchhiahna a ni.

Author of the project: Dmitry Zhitov