1. PROCEDURE FOR
MAINTENANCE OF SEWAGE
SYSTEM

2. PROCEDURE FOR MAINTENANCE OF
SEWAGE SYSTEM
 Maintenance of sewers consists mainly of the
removal or prevention of stoppages, cleaning of
sewers and other sewer appurtenances and
repair works.
Maintenance of becomes sewers costly when
they are laid on flat gradients and tree roots find
easy entrance in sewers through defective joints.
The maximum expenditure in maintenance
comes on the cleaning of sewers,
Which have been clogged due to deposition of
silt, grease and oily materials.

3.  The following works are involved in the
maintenance and repairs of sewage system
I. Repair of manholes
II. Repair of other sewer appurtenances
III. Construction of new manholes
IV. Replacing stolen manholes
V. Raising height of manholes with raising the road
levels

4. VI. Repair of broken sewer lines
VII.Cleaning of sewer
VIII.Prevention of clogging
IX. Checking for leakage and repair

5. Reference :- Google image

6. Reference :- Google image

7. Reference :- Google image

8. Duties of Maintenance in-charge
For proper functioning and maintenance of
sewage system, the maintenance in-charge
has an problem the following duties
1. Periodical inspection of sewers
2. Measurement of flow rate
3. cleaning of sewers
4. To carryout flushing of sewers to prevent
clogging.

9. 5. Repairing of pipelines and sewer appurtenances.
6. To take suitable measures to prevent sewer
explosion.
7. To prepare schedules for routine and periodical
maintenance of sewers
8. To supervise the work of repair and
maintenance
9. To prepare estimates for maintenance and
repair (M & R)
10.To prepare M & R proposals and take approval
of higher authority