The Holocaust Historiography Project
Auschwitz, by J.-C. Pressac
Document 7

Document 7:
Drawing 3386 [PMO neg. No. 20943/30]
K.G.L. Auschwitz Kläranlage B.A. III BW 18 /
Auschwitz POW camp sewage treatment plant
Birkenau III BW 18
MECH. BIOLOG, KLÄRANLAGE B.A. III SYSTEMS S.A.G./
Mechanical and biological purification plant for Birkenau III, S.A.G. System
Scale 1:100

Drawing 3386, drawn by prisoner 72231 on 16/12/43,
Checked by Janisch on 22/12/43 and approved by Jothann.
Translation of inscriptions
· Provisorische Erdbecken / provisional earth basins
· Späterer Ausbau als Schlammfaulbehälter /
later conversion to sledge digester basin
· Emscherbrunnen / digester reservoir
· Schieberschacht / sluice well
· Beschickungsbehälter / feed tank
· Schlammschacht / sludge well
· Pumpenhaus /pump house
· Biologische Tropfkörper / biological bacteria bed
· Nachklärung / final decantatton
· Graben F / drainage ditch F
This drawing shows the second version, the first being identical to that of Birkenau B.A. II, of the Birkenau BA. III sewage treatment plant proposed by the Bauleitung, this one integrating in the installation the four provisional earth basins. transforming them into sludge digester tanks.