1, using theodolite and steel plate end cover lofting control line, control line parallel to the cable channel center line, each 20m set a control point.
2, the cover aside location cable trench capping the center line, the cover after the installation of the center line and the center line of cable trench. In order to ensure that the cover plate is provided with no sound and the partial pressure is avoided, the cover plate is provided with a 3-5mm thick and 50mm wide elastic rubber pad.
3, on the basis of plate end control line cover installation, installation to ensure tight, smooth, seam cover straight, no sound. The installation process may use a crowbar forced to pry the cover, so as not to damage the slip cover, channel top edges or cause the rubber gasket.