Inspection Box for Sewage details in AutoCAD, dwg file.
<p>This Architectural Drawing is AutoCAD 2d drawing of Inspection Box for Sewage details in AutoCAD, dwg file. There are two standard inspection chamber sizes, <strong>315mm diameter and 450mm diameter</strong>. The 320mm diameter can only be installed to a maximum depth of 600mm. The 450mm diameter can be installed down to a maximum depth of 1200mm if the inspection cover is 'standard'.</p>