Rectangular shaft neighboring the well D 17:12. Dug only to a depth of 4.40m. and provided with two galleries or channels extending from it. Apparently never intended as a well. Refilled with the dug bedrock ... 4th c. B.C.
Drain in corridor of Poros Building. Deposit is from the period of use of the drain. Cf. also containers 140 and 602 ... Late 5th-early 4th c. B.C.