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 - Part C: General technical specifications for building works - Works for pressure pipe lines in the ground— 9 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Laying of pressure pipework outside buildings— 9 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); earthworks— 14 стр.
Tendering and performance stipulations in contracts for construction works (VOB) - Part C: general technical specifications in contracts for construction works (ATV); support of excavations— 5 стр.
German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Timbering to trenchwork— 10 стр.