(1) The installation dimension drawing of the shock absorber unit and auxiliary equipment, including the size of the base, the number, diameter, length, outcropping length and location dimensions of the anchor bolts, and the total weight of the unit.
(2) The operating speed range and rated power of the shock absorber.
(3) For important large shock absorbers, the position of the center of gravity of the unit, the weight and position of the center of gravity of the rotating parts, and the maximum unbalanced force and moment should be marked.
(4) Fixing method of anchor bolts.
