Floor raft upper frame Nivel_-110 details in AutoCAD, dwg file.

<p>This Architectural drawing is AutoCAD 2d drawing of Floor raft upper frame Nivel_-110 details in AutoCAD, dwg file. <strong>A raft foundation is a reinforced concrete slab under the whole of a building or extension</strong>, 'floating' on the ground as a raft floats on water.</p>