DWA-A 161 Jacking Pipes available in English
The official title is: "DWA Set of Rules: Standard DWA-A 161E Static Calculation of Jacking Pipes". 
The publication meets version 2017-10 of the German source. Especially, DWA-A 161E contains the (German) correction sheet from May 2017 and its adjustment dated October 2017.
Order the standard now via DWA-Shop for 83,- €.
We assisted the translation and are listed as supporters on page 4.
