A wall of petit appareil that seems related to the arch 8237, and walls 8238, 8239, and 8240. These all seem to comprise part of a cistern or praefurnium in the western half of room I-11.
Southwestern portion of Area I at the end of season 2017
Arch of CBM and mortar at western limit of room I-11; E-W wall (S) abutting 8237 and 8120 in room I-11; N-S wall (S) abutting 8237 and 8238 in room I-11; E-W wall (N) abutting 8237 and 8012 in room I-11; N-S wall (N) abutting 8237 and 8240 in room I-11
Taken from the south.
Taken from the north.
N-S wall (N) abutting 8237 and 8240 in room I-11