DD

dhara dattani

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Women's day 2021
Global positioning system
Plane table survey
Sources and de mand and water supply
Sewage treatment Disposal
Sanitation systems
Recycling of waste water
Quality & quantity of water
Maintenance of sewer
Drains and sewer
WATER AND WASTE WATER ENGINEERING- DIPLOMA GTU
Maintenance of water supply
Treatment of water
Valves & Fittings WS&SE DIPLOMA ENGINEERING
Chapter 3 station,yards,points and crossing,signalling and interlocking