This is my best presentation of waste water.

1. SUMMITTED TO: SUMMITTED BY:
Mr. ASHOK KUMAR SAHU KULDEEP KUMAR
(Head of civil Dept.) (1406500080)

2.  What is sewer?
sewer is an artificial conduit or system of
conduits used to remove sewage and to
provide drainage.

3.  Sewage is the mainly liquid waste containing
some solids produce by human.
 This waste consist of:-
Washing soda.
Laundary waste.
Urine.
Kitchen waste etc.

5. > Strom sewer system
strom water drain/ Surface water
system.
 Sanitary sewer system
foul sewer, domestic waste water.

6.  Storm sewer are present on most motor way,
freeway and other busy road as well as area
in a town which experience heavy rainfall,
flooding and coastal town which experience
regular stroms.
 Where is possible the storm sewer should be
seprate from sanitary sewer because
treatment of storm water cost loss.

7. > Individual dry wells
 Man-made excavation (recharge basin)
 Discharge into canal, river, lake, reservoir,
ocean, etc.ss

8.  Sanitary sewer is a type of underground
carriage system for transporting sewage
from house or industry to treatment plant or
for disposal.
 Sanitary sewer lines generally consist of
lateral, man-hole.

9.  Separate sewer system.
 Combined sewr system.

10.  A seprate sewer system is a type of sewer
system which one pipe system carries waste
water and another separate pipe system
carries storm water.

11. A combined sewer is a type of sewer in which
the sanitary sewage and storm water runoff
trough the single pipe.

16. THANK YOU