8.1 Allowable touch voltage 8.2 Allowable step voltage 8.3 Reduction factors (e.g., crushed rock surface layer)
13.1 Acceptance tests 13.2 Periodic testing 13.3 Ground resistance measurement (fall-of-potential method) ieee std 80 2013
10.1 Grounding of substation fence 10.2 Transfer potentials (conductors leaving substation) 10.3 Grounding of metallic structures 10.4 Seasonal variation of soil resistivity 10.5 Galvanic corrosion ieee std 80 2013
5.1 Design parameters 5.2 Fault current considerations 5.3 Fault duration 5.4 Soil resistivity 5.5 Resistivity measurement techniques (Wenner four-pin method) 5.6 Crushed rock surface layer resistivity ieee std 80 2013
11.1 Alternative methods (deep-driven rods, counterpoise, chemical rods) 11.2 Surface layer improvements
7.1 Conductor material and corrosion 7.2 Thermal capacity 7.3 Mechanical strength 7.4 Conductor size calculations (based on fusion temperature)