13.1 Acceptance tests 13.2 Periodic testing 13.3 Ground resistance measurement (fall-of-potential method)
8.1 Allowable touch voltage 8.2 Allowable step voltage 8.3 Reduction factors (e.g., crushed rock surface layer) ieee std 80 2013
3.1 Special terminology for this guide (e.g., ground potential rise (GPR), touch voltage, step voltage, mesh voltage, transferred voltage) ground potential rise (GPR)