The tank would have been open to the sky, but the surrounding structures would have been roofed. The sidewalls and parts of the floor have been conserved using modern replica bricks.
Images of and objects from the ancient Indus city of Mohenjo-daro, Sindh.
At the southwestern corner of the sloping floor, a small drain first passes through the massive walls of the tank and connects to a corbelled arch drain that curves along the edge of the northern terrace of the granary to the west.
[Original 1931 text] We have certain proof in Nos 327-40 and Possibly No. 542, that this type of bull was known in India in very early times. The characteristic hump on the shoulders allows of no doubt whatsoever.
REM Granary Overlooking the northwest corner of the REM Granary excavations. A stairway indicates the presence of a second story.
The floor slopes down to the southwest corner where a small outlet (top right) leads to a brick drain, which takes the water to the edge of the mound.
[Original 1931 text] This animal also rarely appears on the seals, Nos. 341-7 being the only examples that we have as yet.
REM Granary The northwestern corner of the REM Granary excavations showing large walls built at different times and along different alignments. No. 134
Long rectangular seals and a terra cotta sealing (bottom) with Indus script. The top seal has seven signs of Indus script. The back of this seal is convex and it is perforated from the side.
This drain cuts through the edge of the so-called granary. If the entire drain were constructed along with the Great Bath, this feature would indicate that the original "granary" was built before the great bath.