West Strosis D in foreground with E at left center and North Great West Drain in bottom center. South Great West Drain below wall in which X marks Roman House B Room 2's threshold doorstep ... AMS Horizontal (normal)
From East. In center drain tongue sloping west. Just to the left of its west end the stuccoed catch basin at 15/Γ; right background shows terracotta rectangular drain from ΠΘ ... AMS Horizontal (normal)