During setting up, set sprinkler heads stage with the soil floor, align arcs faraway from hardscape

https://www.google.com/maps/d/viewer?mid=1M8XgQptMwGmSyJzAbHSN4Q8NkBrZbCM&ll=39.33110430648027%2C-76.96178889264556&z=8

During setting up, set sprinkler heads level with the soil floor, align arcs far from hardscape, and flush lines prior to attaching nozzles to forestall trapped particles decreasing overall performance.