Concrete, reinforced and prestressed concrete structures - Part 2: Concrete; Specification, properties, production and conformity; Application rules for DIN EN 206-1— 48 стр.
Prefabricated concrete manholes, unreinforced, steel fibre and reinforced for drains and sewers - Type 1 and Type 2 - Part 1: Requirements, test methods and evaluation of conformity— 39 стр.