Granaries, Drainage System, Dockyard of Lothal & Indus Valley Sculpture (Seals and Sculpture) for NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.
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Granaries
- Found in citadel
- Intelligent construction strategic air ducts and platform
Drainage System
- Almost like modern system
- Temporarily covered drains cleaning purpose
Dockyard of Lothal
- The dockyard was located away from the main current to avoid deposition of silt.
- It is speculated that Lothal engineers studied tidal movements, and their effects on brick built structures, since the walls are of kiln burnt bricks.
- The dock, with a canal opening to allow water to flow into the river, thereby maintaining a stable water level.
- The dock also possessed a lock gate system a wooden door could be lowered at the mouth of the outlet to retain a minimum column of water in the basin to ensure floatation at low tides.
Indus Valley Sculpture
Seals
- square or rectangular, circular and few are cylindrical piece of stone
- Average size inches
- Stone soft riverstone statite, copper and terracotta
- Decorated with animal motifs except cow
- Pictographic script on both sides of the seals
- Some gold, silver, and ivory seals.
Script
- Script pictographic
- Along with animal impressions which are yet to be deciphered.
- Direction of writing right to left.