<p><a href="https://cadbull.com/?staircase-top-view-plan-detail-dwg-file">Staircase </a>and <a href="https://cadbull.com/?under-ground-and-overhead-water-tank-drawing-in-dwg-file">water tank drawing </a>in dwg file. detail drawing of staircase and water tank , staircase working drawing , water tank section drawing with section line , dimensions, drainage detail with description.</p>