House plan and other construction units detail 2d view CAD block dwg file, house plan detail, wall and flooring detail, staircase detail, riser and tread detail, concrete masonry detail, foundation detail, column structure detail, footing detail, reinforcement detail in tension and compression zone, hidden line detail, specification detail, dimension detail, cut out detail, effective cover detail, main and distribution bars detail, reinforced concrete cement (RCC) structure, etc.