DIN Standards Committee Water Practice
EN 13508-1
Investigation and assessment of drain and sewer systems outside buildings - Part 1: General Requirements
Untersuchung und Beurteilung von Entwässerungssystemen außerhalb von Gebäuden - Teil 1: Allgemeine Anforderungen
Responsible national committee
NA 119-05-35 AA - Design and operation of drains and sewers (CEN/TC 165/WG 22)
Responsible european committee
CEN/TC 165/WG 22 - Drain and sewer systems outside buildings