Flushing method recommendations
Operational concept – Step 5 (design tables) (2)
Table: Flushing water volume and associated surge levels for surge waves used in the preventive cleaning of circular cross sections ≤DN 3,000 (3000 mm, 120 in) with flushing lengths between 100 and 1,000 m (τe, crit = 5 N/m2) [Dettm2005a].