FIELD OBSERVATIONS FROM 56 YEARS OF INVESTIGATING CORROSION DAMAGE ON BURIED STEEL PIPELINES UNDER CATHODIC PROTECTION

摘要

The author began working as a cathodic protection (CP) practitioner in August, 1952 and ducted tests while observing the excavation, for his first time, of a leak on a buried coated steel line under CP in the Spring of 1954 near Moran, Kansas. Presented in this article is information from this corrosion leak site along with four other osion damage sites investigated during excavation by the author beginning with his most recent stigation and ending with this 1954 leak site investigation.