| E | Sektion E — Bauwesen; Erdbohren; Bergbau | FIXED CONSTRUCTIONS | |||||
 | E03 | Wasserversorgung; Kanalisation | WATER SUPPLY; SEWERAGE | ||||
| E03F | Abwasserkanäle; Abwassergruben | SEWERS; CESSPOOLS | ||||
 | E03F 5/00 | Kanalisationsbauwerke [1, 2006.01] | Sewerage structures [1, 2006.01] | ||||
| E03F 5/12 |
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