indus valley civilization is also known as the
harappan civilization.it flourished in the early 3300 BCE.
first cite to be excavated was harappa.this is the reason for calling the indus
valley civilization as harappan civilization.
civilization mostly was composed of modern pakistan and the northeastern parts
of india.this civilization is actually a bronze age civilization.
excavation of rakhigarhi was followed by them.the other sites that were
excavated were dholavira , cholistan and ganeriwala.
the people of the indus
valley had an excellent and well planned drainage system.the kitchens and the
bathrooms had drains connnected to the street drains.
street drains ran along the side of the streets and are usually covered.they
had manholes at regular intervals for cleaning.
drainage system proves that the people of the indus valley paid great attention
to cleanliness and sanitation.
the indus valley cities
were well planned.the main streets ran parallel to each other , cut at right angles
by smaller streets , dividing the cities into rectangular blocks .
main roads were and wide ( about 30 feet ) and curved at the corners to
allow carts to pass easily.the streets were often paved with baked bricks.