German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Diaphragm walling
Edition 2019-09

Stability analysis of diaphragm walls
Edition 2013-09

Execution of special geotechnical work - Diaphragm walls; German version EN 1538:2010+A1:2015
Edition 2015-10

Furnaces with lining for the chemical industry; instructions for brick-lining
Edition 1986-11

Wastewater treatment plants - Part 5: Lagooning processes; German and English version prEN 12255-5:2022
Edition 2022-03

Waterway engineering - Terms
Edition 2024-09

Execution of special geotechnical work - Bored piles; German version EN 1536:2010+A1:2015
Edition 2015-10

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Management of road safety measures at road works
Edition 2023-09

Terms of HF-lines
Edition 1964-06

Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants; German version EN 12255-15:2003
Edition 2004-04