Descriptive Attribute	Value(s)
Architectural or Soil Locus?	Soil
Phase Description	Phase IV: Nabataean Grand Design: 1st c. BCE to CE 1st c. The remainder of the subterranean canalization is...
Combined with	Loci 7, 8, 9, 11, 13, 14, 16, 17, 19 and 21.
Overlies	Unknown.
Bottom (m)	Closing elevation: 903.434 m.
Stage	Stage 4
Definition	Floor bedding
Underlies	Locus 11.
Top (m)	Opening elevation: 903.544 m.
Stage Description	Construction and early use of architectural features belonging to the temple's tetrastyle in antis expansion.
Location	Underneath the hexagonal pavement of the Shrine Room North Corridor, Locus 11.
Phase	IV
Description	Locus 20 is a subfloor layer of Munsell 7.5YR4/6 strong brown compacted silty soil matrix of fine consistency. The deposit measures 0.36 m north south (exposed)-by-0.16 m east west (exposed) and is located directly underneath the hexagonal pavement of the Baroque Room north corridor. Materials found in this deposit include one piece of pottery and trace amounts of bone. The date of the pottery should aid in the dating of the construction of the hexagonal pavement.