Rural Water Supply & Sanitation “ Mission Bhagiratha ”
INDEX Aim Source Distribution System Pipe Joints Fittings of Tap Connections Treatment Plant OHBR Purpose of OHBR Design Details of OHBR
on 7 August 2016
AIM This Project is adopted By Government of Telangana, to Supply Clean Drinking Water of 150 litres per person in 67 urban habitations and 100 litres per person for 2500 rural habitations.
SOURCE The source of water is Collected from Krishna and Godavari rivers which flow through Telangana State.
DISTRIBUTION SYSTEM The Water Collected are Transported to Filter beds and Treatment Plants using the Pipes shown below RCC Pipes: 80cm Diameter and 2.5 meters Long
Treatment Plants The Water are processed to filtrate and are supplied The Water are Treated and Supplied to their respective OHBR
Types Of Pipes 1.Major Pipes 2. Minor Pipes 3. Branch Pipes
PIPE JOINING A Machine named “Electro Butt Fusion Machine” is Used to Join HDPE Pipes.
Fixing Tap Connection Pipes Pipe Pealer Saddle Cutter Pipe Heating Device 1 2 3 4 The Apparatus for connecting Branch pipes to Minor Pipes are given below
Process of Making Holes In Major Pipes Step:1 Step:2 Step:3 Step:4 Step:5
Fitting Of Taps Taps are connected to each house
OHBR OHBR(Over Head Balance Reservoir) : Over head balance reservoir is an elevated tank which is above the ground surface. As shown in Below
Purpose of OHBR There are various purposes of an OHBR but some major purposes are; Water can be stored for long period. Water are supplied using Gravity Distribution System. Water can be stored based on the population of the village. Water stored are used for Domestic purposes and in Emergency cases
Design Details of OHBR The type of foundation is raft foundation. The grade of concrete mix is M 25 . The mix proportion of concrete is 1:1 1/2 :3. The total height of tank is 12.90m, it depends on the capacity of OHBR i.e. 40kL The dia of main steel Bars are 10mm and distribution steel bars are 8mm The Steps are Pre-stressed Concrete Steps and are arranged Spherically to Column