TradesmanCE.com

This four-hour online course offers an in-depth exploration of sanitary drainage systems (SDS) for plumbing professionals in Kentucky. It emphasizes the principles of designing, installing and maintaining efficient SDS in both residential and commercial settings, highlighting the role these systems play in protecting public health and the environment.  

Key topics include: 

Best installation practices: Strategies for planning, materials selection and a concise look at relevant U.S. codes 

Sizing techniques: Assigning drainage fixture units (DFU), determining system drainage load, calculating horizontal drainage slope using Darcy and Manning's formula and alternative sizing methods 

Fluid dynamics: Designing the system and arranging the piping layout 

Alternative system options: Green and sustainable practices; advanced and innovative sanitary drainage systems 

Grease interceptors: How to properly place, install and maintain these devices to reduce clogs caused by fats, oils and grease (F.O.G.) 

After successfully completing the course, Kentucky plumbers will have gained foundational knowledge of sanitary drainage systems for advanced study and practical application.  

Following each content segment, a multiple-choice quiz will be administered to grasp the student’s understanding of the material. The quizzes provide correct answers and explanations that point to the relevant course sections where the topics can be found for further review. 

  • Approved By: Kentucky Division of Plumbing

Instructor Bio

Randy Drake Profile

Randy Drake is a licensed, master plumber with over 32 years' experience in the industry. He founded a plumbing business in 1993 which he successfully sold in 2013. He currently works for a plumbing company based in Traverse City, Michigan.