PLUMBING SYSTEM DIPLOMA CIVIL ENGINEERING

1. PLUMBING SYSTEM
PREPARED BY
MURALI.C
D.C.E & B.TECH

2. SANITARY SYSTEM

3. Sewer:
• Are the underground conduits or drains
• Used for carrying the sewage
• The most common types of sewer are:
I. Sanitary Sewer :
• Is a underground carriage system.
• Used for transporting sewage from houses
and commercial buildings
• Sanitary sewers serving industrial areas
also carry Industrial sewage.
• Sanitary sewage is collected with the help
of sanitary sewer line
• The sanitary sewer is attached to a main
sewer.
• The main sewer runs directly to the
sewage treatment plant.
II. Storm Sewer:
• A storm sewer collects storm water with the
help of gutter & catch basin
• Gutter allow the storm water to drain from
the street directly into the storm sewer.

4. Sewer:
III. Combined Sewer:
• Type of sewer system
• Collects sanitary sewage & storm water run off in a single pipe system.
• Can cause serious water pollution problems due to combined sewer
overflows
• Caused by large variations in flow between dry and wet weather.
• This type of sewer design is no longer used in building new communities.

5. VARIOUS FITTINGS –GLOBE
VALVE

6. STOP
COCK

7. SANITARY
SYSTEM

8. Q Trap S TrapP Trap

10. TRAPS ACCORDING TO
SHAPE

11. TRAPS EXAMPLES
‘P’ TRAP
‘S’ TRAP

15. INTERCEPTING
TRAPS
This trap is
provided at the last
main hole of
building sewerage
to prevent entry of
foul gases from
public sewer to
building sewer. It
has a deep-water
seal of 100 mm.

18. This trap is provided
in the floor to collect
waste water from
washbasin, shower,
sink and bathroom etc.
These are available in
cast iron or UPVC
material and have
removable grating
(JALI) on the top of the
trap. The minimum
depth of water seal
should be 50 mm.

19. GULLY TRAP
These traps are constructed
outside the building to carry
waste water discharge from
washbasin, sinks, bathroom
etc. and are connected to
the nearest building
drain/sewer so that foul
gases from sewer do not
come to the house. These
are deep seal traps, the
depth of water seal should
be 50 mm minimum. It also
prevents the entry of
cockroach and other
insects from sewer line to
waste pipes carrying waste
water.

21. SANITARY
SYSTEM

22. SINKS

23. WASH BASINS

24. ENCLOSURE

25. BATH TUBS

27. URINALS
PUBLICLADIES
GENTS
TOILETS
STREET
URINALS

28. WASH-BASIN KITCHEN SINK

30. A COVERED OPENING IN STREET WHICH PROVIDES
ACCESS FOR CLEANING REPAIRING OF SEWER BENEATH
OR FOR REPAIRING BACK WATER