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) - Trenchless pipelaying— 17 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Horizontal directional drilling works— 18 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Horizontal directional drilling works— 17 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Trenchless pipelaying— 17 стр.