Subsoil and groundwater; classification and description of soil and rock; borehole logging of soil and rock not involving continuous core sample recovery— 20 стр.
Precast concrete products - Foundation piles; German version EN 12794:2005+A1:2007, Corrigendum to DIN EN 12794:2007-08; German version EN 12794:2005+A1:2007/AC:2008— 2 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.