Precautions when installing ductile iron manhole covers and frames

Finish and put in circulation to remove the liner.
Before using the compaction roller, make sure that the cover does not protrude from the frame, there is no gravel/stone on the joint, and the frame does not protrude from the final level of the road Surface.

Carry out the final paving (mortar, asphalt, tiling). The frame must be between 0 and 1 cm below the final level of the final paving.

Close the ductile iron manhole cover and check that the frame is properly supported. Brush the manhole cover and frame seating area.
Brush the joints in the rest area (up and down) and remove the gravel.
Properly test any other cast iron manhole manufacturer specifications.
Clean the affected area and circulate it.

Spherical wells must be handled, manipulated and placed gently without impact.

Although this installation process is not defined under EN-124, but relies solely on the good practices of the staff for installation, it is recommended to follow the steps described below, as effective installation will directly affect the spheroidal well, which can cause noise, cracks, Damage, etc. 

Guarantee conditions: Product warranties are subject to strict adherence to these instructions and the understanding of the installer. Installation process: Use the product correctly in the shaft: If the shaft is round, use a round frame. If the axis is square, use a square frame. In any case, traffic is not allowed to pass unless the installation of the product is completed.