Navigation: Appendices > Classification types > Tunneling
Reinforcement
Classification type name
Description
Corrosion protection class
Reinforcement class
Reinforcement type
Rock bolt length
Rock bolt spacing
Center-Center Spacing applied when performing systematic bolting.
Rock bolt type
Shotcrete application reason
Shotcrete thickness
Shotcrete type
Classifies different types of shotcrete based mixture, as well as chemical and physical attributes.
Table 1: Classification types