Descriptive Attribute	Value(s)
Underlies	Locus 7.
Size	2.18 m east west-by-0.76 m north south.
Architectural or Soil Locus?	Soil
Overlies	Locus 9.
Combined with	Loci 10, 11.
Definition	First Floor Bedding (Under Bench)
Stage	Stage 3
Phase Description	Phase IV: Nabataean Grand Design: 1st c. BCE to CE 1st c. building of the full Propylaeum, including the...
Stage Description	Propylaeum Retaining Wall built and floor bedding of the Propylaeum West south gallery installed.
Top (m)	Opening Levels: 891.939 m (center); 891.979 m (east).
Location	North of trench, from North Wall south to south edge of Bench.
Bottom (m)	Closing Levels: 891.799 m (center).
Phase	IV
Description	Locus 20 constituted the northernmost area of the PWC’s early floor bedding. This locus is represents a continuation of Locus 10 from the south edge of the Bench to the North Wall (which it abuts). Its characteristics were similar to those of Locus 10 (soil color Munsell 7.5 YR 4/6, Strong Brown; inclusions consisting of small, densely packed sandstone fragments, wadi pebbles, limestone chips, and chinking plaster).