• Coverage of Horizontal Directional Drilling (HDD) Technologies for Utility and Pipeline Application
    February 23, 2022 - February 24, 2022
    8:00 am - 3:30 pm
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David Willoughby will present ” Horizontal Directional Drilling Coverage of  HDD Technologies for Utility and Pipeline Application” on February 23, 24, 2022 in Houston, TX.

This class has met the minimum required to be held and we are continuing to accept registrations.


The Horizontal Directional Drilling (HDD) course is offered as a 2-day course that provides in-depth coverage of the topic as it relates to pipeline construction. This course provides information on the HDD industry, HDD technology, permitting and coverage of technical information related to feasibility analysis, HDD design, and HDD construction. This training will provide technical and design staff working in the HDD industry with current information geared to assist them in performing their technical duties. The course focus will be on HDD implementations with steel and plastic pipelines and will also include coverage of the HDD Construction Contracts, providing guidelines for HDD projects, example specifications, and information on risk reduction. The course material includes numerous design calculations with examples. The course will conclude with an HDD project design example and provide a demonstration of the various calculations using the HDD PowerTool.

Day 1 – 8 a.m. – 5 p.m.
Day 2 – 8 a.m. – 3:3o p.m.

PDHs Available

14.5 PDHs available with Certificate of Completion

Who Should Attend

–Pipeline engineers
–Utility engineers
–Consulting engineers
–Any other technical individuals with the responsibility of managing, operating or maintaining pipeline, trunk or distribution systems


  1. History and Basics
  2. HDD Technology & Equipment
  3. Tracking & Monitoring
  4. HDD Feasibility
  5. HDD Design
  6. Steel Pipe Stress Analysis
  7. Plastic Pipe Stress Analysis
  8. Borehole Stability
  9. HDD Contracts
  10. Class Design Example
  11. Introduction to the HDD PowerTool


Course notes
Certificate of Completion
Continental Breakfast and lunch

Instructor Bio

David A. Willoughby, RK&K Director, Energy & Corrosion (ret)

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. Mr. Willoughby is author of several articles and two books published by McGraw-Hill; Plastic Piping Handbook, 2002 and Horizontal Directional Drilling, 2005.

Mr. Willoughby provides HDD training to the pipeline and utility industries. He has presented HDD training to the engineering workshop at the N.C. Utilities Commission Office of Pipeline Safety Conference, Southern Gas Association Annual Conference and teaches several HDD programs a year for a broad list of clients such as Equitable Resources, Dominion Energy, FERC, National Gas Company of Trinidad, Public Service of NC, Exxon Pipeline, Shell Oil, Atlanta Gas and Light, Dominion Transmission, Columbia Gas Transmission, Colonial Pipeline, Questar Gas Company, Kansas Gas Services, HT Engineering, etc. Mr. Willoughby’s HDD training is used to provide Professional Development Hours (PDU) for professional engineers in many states, including Texas.

Recent Feedback

“This training receives a 5.0-star rating out of 5!

“It was really a privilege to learn from an industry expert. He was easy to listen to and has so much practical experience and advice. Great class!”
“It was an amazing class.”
“This webinar was very informative and in my opinion, a good value.”
“I really enjoyed the content of the presentation. There was a lot of information, but I didn’t feel overwhelmed  by it.”
“Good mastery of material and delivery of content.”
“Great instructor. Enjoyed the class”
“…the presentation was very well put together and presented in a way that made it easy to understand.”
“Great class.”
“This was one of the most useful technical classes that I have attended. I think the knowledge that I have gained from the class will help us reduce some of the risks in our future HDDs.”
“David is an excellent speaker/presenter, extremely informative.”
“Thanks so much for putting on a great training session. The course was very informative, and I’ve gotten many positive comments from folks who attended.”
“Overall, this is one of the best courses I have ever attended.”
“I really enjoyed the content of the presentation. There was a lot of information, but I didn’t feel overwhelmed by it.”
“Very Informative, thanks.”
“I thoroughly enjoyed the course and definitely recommend it. Course content was pitched very well. Technical enough for those who are already involved in HDD design but accessible for those who are just starting.”
“Verbal presentation was very good and engaging despite attending remotely.”
“Really appreciate the efforts from Tech Toolboxes team and David.”
“Excellent explanation, examples, and practical experience converted in this webinar. Thorough teaching.”
“Thank you for taking the time to share your knowledge. I am a project manager and have done multiple HDD’s on various projects and it was really informative to see a designers point of view and get a basic understanding towards the design of an HDD.”
“Very knowledgeable! Appreciated all of the photos and past projects as well!”

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Venue Phone: (713) 630-0505

Venue Website:

6410-J Langfield Road, Houston, Texas, 77092, United States


PRCI- Technology Development Center

6410-J Langfield Road
Houston, Texas, 77092
United States
Phone: (281) 846-7576

Training Department Contact

Email: lsamuel@technicaltoolboxes.com
Phone: (713) 630-0505 ext 214
Fax: (713) 630-0560