3. T.Chhay NPIC
KNnadUc one-way slab. kñúgkrNI open-well stair EpñkkNþalrbs;fasCeNþIrRTbnÞúkeBj
cMENkÉsgçagBIrRTbnÞúkEtBak;kNþal dUcbgðajenAkñúgrUbTI 18>5 d. bnÞúkBak;kNþaleTot
RtUv)anRTenAkñúgTisbeNþayedaytYCeNþIr ¬muxkat; A-A nig B-B¦.
#> Three or more flight of stair³ kñúgkrNIxøH EdlTMhMTaMgmUlrbs;CeNþIrRtUv)ankMNt; three or
more flight of stair GacRtUv)anTTYlyk ¬rUbTI 18>6¦. tYCeNþIrmYy²RtUv)anKitdac;eday
ELkBIKñadUckñúgkrNI double-flight staircase.
karKNnasMrab;kMlaMgrmYl 536