System Design & Layout A distribution system layout in which all ends of the mains are connected to eliminate dead ends. Tags: Certification Exam Prep, Distribution System, Grid System, Water Treatment Read more articles Previous PostAdvanced Treatment Next PostCoagulation & Flocculation You Might Also Like Fire Hydrants & Valves January 19, 2017 Distribution Piping February 6, 2017 Source Water January 19, 2017 Post author: Post published:February 4, 2017 Post category:Blog / Certification Exams