Seattle, WA March 16 — March 20 Seattle Parks and Recreation - Westbridge Building 4209 W. Marginal Way SWSeattle, WA, 98106 Map Event Information: Seattle, WA Available Classes Introduction to Irrigation and Installation — March 16, 2020 Class Information Register Now Irrigation Technician’s Course — March 17, 2020 - March 18, 2020 Class Information Register Now Landscape Irrigation Design Process — March 19, 2020 Class Information Register Now Efficient Irrigation Scheduling — March 20, 2020 Class Information Register Now IA’s Certified Irrigation Technician Exam — March 20, 2020 Class Information Register Now