David A. Willoughby

Mr. Willoughby has 40 years of experience in engineering, pipeline design, corrosion control, and management in the petroleum and utilities pipeline industry. His experience includes gas transmission and distribution systems, petroleum facilities, and water/sewer pipelines from conception through design, construction and testing, economic evaluation, and project field supervision. Mr. Willoughby has been responsible for the design, permitting, inspection, and construction administration of numerous horizontal directional drills (HDD) on pipeline projects. He is the author of several articles and two books published by McGraw-Hill, The Plastic Piping Handbook (2002) and Horizontal Directional Drilling (2005).

Mr. Willoughby provides HDD training to the pipeline and utility industries. He has presented at the engineering workshop at N.C. Utilities Commission Office of the Pipeline Safety Conference and the Southern Gas Association Annual Conference. Mr. Willoughby’s HDD training is used to provide Professional Development Hours (PDU) for professional engineers in many states, including Texas.

Pipeline Cathodic Protection Experience

Mr. Willoughby has specializations in cathodic protection design, corrosion control, and AC interference analysis with extensive experience in the design, construction, and implementation of cathodic protection systems and AC mitigation methods. Mr. Willoughby is a NACE certified cathodic protection specialist.

During his career, Mr. Willoughby has gained significant experience and training in corrosion control and cathodic protection of multiple facilities. His primary areas of expertise include performing engineering feasibility studies, performing corrosion evaluations and assessments, AC modeling and mitigation, and recommendation and design of corrosion control measures for storage tanks and pipeline facilities. 

Mr. Willoughby is an industry-recognized expert in AC interference modeling and mitigation. He has extensive experience utilizing the SES Right of Way, PRCI, and TTB PowerTool software packages. Mr. Willoughby also developed in-house computer programs for performing QA/QC reviews of all AC interference modeling and mitigation design projects. He provides AC interference and CP design training to the pipeline and utility industries. He has presented AC training to several key industry clients such as Enbridge, Kinder Morgan, and Phillips 66 and has spoken at multiple industry workshops.