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— 14 стр.
Geotechnical investigation and testing - Identification and classification of soil - Part 2: Principles for a classification (ISO 14688-2:2004); German version EN ISO 14688-2:2004— 22 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.
Subsoil and groundwater; classification and description of soil and rock; borehole logging of soil and rock not involving continuous core sample recovery— 20 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.
Subsoil and groundwater; classification and description of soil and rock; borehole logging of soil and rock not involving continuous core sample recovery— 20 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Underground construction work— 18 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Trenchless pipelaying— 14 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Ground treatment by grouting— 13 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Timbering to trenchwork— 17 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Timbering to trenchwork— 10 стр.