Electrical · E-PETTK

Precast Electrical Manhole Detail

Materials

Concrete Metal (misc.)

Elements

Stairs Site / Paving Anchors / Embeds Reinforcing

Connections

Embed Plate

About this detail

This precast concrete electrical manhole assembly sits on a prepared subgrade and base material, featuring a cast-in sump and precast grade rings or risers topped with a thirty-six-inch diameter bottom flange frame and manhole cover. Exterior surfaces receive an exterior coating, and the top of the manhole is set two to four inches above surrounding grade at earth or flush at paving or sidewalks with a twelve-inch minimum soil cover. Internal features include pulling irons, preformed knockout panels, ladder tie-offs, preformed and embedded channels for cable racks, and a number four-zero bare duct bank copper ground cable connected to a three-quarter-inch by ten-foot ground rod.

Members view this detail in full resolution, download the CAD files (SVG, PDF), and can adapt it in the built-in CAD editor — export DXF, DWG, or PDF.

Start membership

Similar details