Writing paper and certain classes of printed matter - Trimmed sizes - A and B series, and indication of machine direction (ISO 216:2007); German version EN ISO 216:2007— 12 стр.
Geotechnical Investigation and testing - Identification and classification of soil - Part 1: Identification and description (ISO 14688-1:2002); German version EN ISO 14688-1:2002— 20 стр.
Geotechnical investigation and testing - Identification and classification of rock - Part 1: Identification and description (ISO 14689-1:2003); German version EN ISO 14689-1:2003— 26 стр.
Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for execution (ISO 22475-1:2006); German version EN ISO 22475-1:2006— 127 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Borehole sinking operations— 12 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Borehole sinking operations— 16 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Borehole sinking operations— 16 стр.