Descriptive Attribute	Value(s)
Size	Dimensions: 5.20 m long-by-1.50 m wide-by-1.15 m high.
Description	The arch springer course of the exposed east face of the middle cryptoporticus wall of the East Colonnade. There were three springers exposed between the south balk and the later north blocking wall (see Stage 2 below). Unlike the wall on which it sits (Locus 5), the springers are well cut and diagonally dressed. All three are preserved in Trench 82, and subdatum point F is set on top of the top block of the middle springer. The blocks to either side of each springer are roughly cut and laid with chinking.
Location	Center.
Overlies	Locus 6.
Bottom (m)	Closing Levels: 895.47 m.
Phase Description	Phase IV: Nabataean Grand Design: 1st c. BCE to CE 1st c. building of the full Propylaeum, including the...
Definition	Arch Springer Course, Middle Cryptoporticus Wall
Stage Description	Full Propylaeum and north colonnade constructed.
Underlies	Locus 11.
Stage	Stage 1
Top (m)	Opening Levels: 896.35 m.
Phase	IV
Combined with	None.
Architectural or Soil Locus?	Architectural