Hollow baked brick buttresses were later built up against the original "granary" structure on top of a shallow mud-brick platform  that itself overlies the mud-brick platform of the original "granary". Below these platforms is baked brick wall
Ancient Indus walls.
Narrow brick walls define the outlines of a small room or courtyard in the low-lying area between L and SD Areas on the Citadel Mound.
Excavations were conducted in the narrow space running west from the buttresses and between the interior walls to determine what was inside of the "granary" structure.
This image looking east shows baked brick rubble and trash that had spilled through the corbelled arch of a buttress from the exterior street into a then empty channel between two "granary" walls.
Looking toward the interior of the "granary" structure, the void of the original baked brick wall (vertical scale) is filled with small pieces of broken baked bricks and mud-brick rubble, while the original open space between the walls (horizontal
Inside the city wall were domestic structures with hearths and large jars, part of structures that had encroached onto what used to be street along the inner face of the wall (Trench 41NE).
REM Granary The western edge of the REM Granary excavations reveal a mass of fired brick that appears to be a single building phase, but is in fact multiple constructions. No. 1175 "1175 161?" penciled in back