Dam Roof Hatch Detail with Insulated Membrane Roofing CAD DWG

The Dam Roof Hatch Detail with Insulated Membrane Roofing CAD DWG drawing that presents a precise sectional construction detail used for roof hatch installation in dam and infrastructure projects. This AutoCAD drawing clearly illustrates the structural composition of the insulated roof hatch system, including the curb with integral flashing and the insulated roof hatch cover. The drawing highlights key construction elements such as 80mm rigid insulation minimum thickness, single ply membrane roofing layer, lap sealant application, and membrane flashing arrangement to ensure complete waterproofing and thermal insulation. The section also demonstrates the roof slab structure and the protective roofing membrane system used to prevent water penetration in heavy-duty structures.