Septic tank plan dwg file. find here septic tank layout plan, soak pit, and sectional elevation design in autocad format.
Walls of blocks
Building Wall and Column d
Roof elevation detail dwg
Construction detail in dwg
Concrete Block design dra
Roof construction details
Detail elevation pit dwg f
steel stair case structure
Details of roof drainage
Foundation plan footings d
Water tank details with wa
Sewerty peh
