Water tank elevation and drainage irrigation constructive details that includes a detailed view of water tank front elevation details, dimensions details, typical tranversal section a-a, diaphragms on batteries, intermediate diaphragms, footballs ∅ 10 @ 0.20, beam aashto type iv, section in intermediate diaphragms, section in diaphragms on batteries, longitudinal profile, sandy lush sand and soft clay limes, soft clay strings and much more of irrigation details.