01
The map
רשות היחיד
An area enclosed by 10-tefach walls, at least 4×4 tefachim.רשות הרבים
A street or market 16 amot wide, and per Rashi - traversed by 600,000 people.כרמלית
An area neither private nor public (field, sea) - carrying rabbinically forbidden.מקום פטור
An area under 4×4 tefachim, raised 3 tefachim - no prohibition.