Blocking and cribbing is a phrase which describes a variety of procedures used to stabilize heavy equipment, or large components of heavy equipment, during maintenance. Blocking refers to any of a number of methods for securing a machine, or part of a machine, while it is being worked on. Cribbing refers to the technique of stacking a group of uniform blocks to create a temporary, but sturdy, elevated structure capable of supporting a heavy load. This course describes equipment and guidelines for successful blocking and cribbing operations.
Describe the purpose of blocking
Identify some of the blocking techniques used with heavy equipment
Describe the materials used for cribbing
Describe cribbing block care
Describe some of the techniques used to build a successful crib