Point to “A” P Method and Point or Structure Structure “B” “A” “B” or Fixed A Standards Structure Structure Fixed Cell Voltage Fixed “A” “B” Voltage S I Used (e.g. Location >30’ Voltage >30’ Difference S L R051) >30’ X. System Survey P Method Local Local Contact Half Cell Voltage Voltage A and Structure Voltage Voltage Point Location (Depolarized) Change S I Standard Off” “ON” “Instant S L Used XI. UST Site Plan
Structure “A” Structure “B” Point “A” to Point “B” or Fixed Cell Location >30’ Structure “A” Voltage >30’ Structure “B” Fixed Voltage >30’ or Fixed Voltage Difference P A S S I L Method and Standards Used (e.g. R051) X. System Survey Structure Contact Point Half Cell Location Local Voltage “ON” Local Voltage “Instant Off” Voltage (Depolarized) Voltage Change P A S S I L Method and Standard Used XI. UST Site Plan