Wastewater is the common designation for
water that in any way has been affected in
quality by human influence, and which is
transported through a combined or separate
sewer system.
Wastewater contains a broad spectrum of
waste of organic or inorganic origin, discharged
from different sources. These sources can be
domestic residences, commercial properties,
industry, agriculture as well as surface run-off
and infiltrated water in the sewer system.
such as A hotel’s sewage system will have to be
connected to an outside building sewage main.
Guest rooms and the restaurant are located
above street level, causing wastewater from
these facilities to gravitate to the sewer main
in the nearby street. Wastewater from all other
facilities will have to be pumped to the sewer
main, as they are located in the building’s
basement.
In this building, there are no sanitary
installations supplying a continuous flow rate
In most commercial buildings, rainwater will
have to be discharged to a recipient.