Continuing Education Units


Sharpen Up Your Engineering Tools & Earn Continuing Education Units Professional Development Hours (PDH) for Professional Engineers at the Same Time

by Dr. John Cheng, PE

$150.00 per course

Subject PDH Course Exam
Chemical, Mechanical, Petroleum, Oil and Gas Engineering    
Hydraulic Design of Gas or Vapor Piping Systems 10


Hydraulic Design of Liquid or Water Piping System 7

PDF (225K)

PDF (105K)
System Hydraulic Design of Liquid or Water Pumping Circuit 8 PDF (286K) PDF (117K)


  • Read and study the downloaded course material then take the exam.

  • After taking the exam, you can either mail the Exam Answer Sheet plus Check or Money Order to:

Dr. John Cheng, PE

C/O Engineering Design System Technology

P. O. Box 280006

San Francisco, CA, 94128


or fax your Exam Answer Sheet to (650) 692-1724

and call (650) 906-8896 to pay by PayPal.

  • Your certification date for completion of the course will be the post mark or fax date.


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