corrosion and protecttion of materials

Figure 3 shows a comoded pipe that is located near a cathodically protected pipeline buried in soil. Ground Level D Protected Pipeline B E E Localised Corrosion Spe F Steel Pipeline Figure 3 i Diagnose and explain what may have happened to the pipe by using the reference points (A-F) in your description i Illustrate the flow of current and identify the location of the anode and cathode. You muy directly sketch out rough locations of A - F on your answer booklet and ilhastrate the flow of cutent between the alphabets with arrows