Vitrified clay pipes and fittings and pipe joints for drains and sewers - Part 3: Test methods (includes amendment A1:1998); German version EN 295-3:1991 + A1:1998— 20 стр.
Vitrified clay pipes and fittings and pipe joints for drains and sewers - Part 1: Specifications (includes Amendment A1:1996 and Amendment A2:1996); German version EN 295-1:1991 + A1:1996 + A2:1996— 12 стр.
Vitrified clay pipes and fittings and pipe joints for drains and sewers - Part 4: Requirements for special fittings, adapters and compatible accessories; German version EN 295-4:1995— 14 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); well sinking— 10 стр.