DIN 1986-1:1978-09

Отменен

Drainage and Sewerage Systems for Buildings and Plots of Land; Technical Specifications for Construction — 24 стр.

Заменен на

DIN 1986-1:1988-06

ICS

13.060.30 Sewage. Including sewage water disposal and treatment / Сточные воды. Включая удаление и очистку сточных вод