here is the description for details of tiers and pavement supported with its plan . Ordinarily, if the pavement is highly permeable, then tier 4 is sufficient.
RWM L - section
Storeroom and balcony wall
Circle road crossing view
Block plan detail specifie
250 LTR Water tank elevati
Glass Wall Systems Drawing
Roof Framing Plan Details
Multi pal use hall archite
Butterfly Valve Chamber
Left & right Side Elevatio
Detail content ions
Detail drawing of toilet a