1. Vacuum Sewerage System
THE TECHNOLOGY OF FUTURE
SEWERAGE SYSTEM IN THE MIDDLE EAST
Presented by Sayeed Sheikh
M.Sc. Water & Environmental Engineering
University of Surrey, Guildford, UK

2. Applications of Vacuum Sewers Technical Description of Vacuum Sewers
Contents
Applications of Vacuum Sewers
Technical Description of Vacuum Sewers
Principal Components in a Vacuum Sewer System
Nakheel’s requirement for a Sewer System on Palm Jumeirah
Overview of Vacuum Sewerage installation on the Palm Jumeirah 2

3. Typical Applications of Vacuum Sewer
Flat Terrain
Expanded Municipalities, Residential, Touristic Industrial, Commercial Areas, Harbours, Marinas
High Ground Water Tables
Trenching in Rocky and Sandy Environment
Ecologically Sensitive Areas – High Ground Water, Wetlands etc.

4. Vacuum Collection Chamber
Basic Principle Components of Vacuum Sewer
Vacuum Sewer Lines
Vacuum Collection Chamber
Vacuum Station

5. Functional Description of the System
Vacuum Sewers
Vacuum Pipe Work
Interface
Valve Unit
Vacuum Valve Unit (CC)
Vacuum Station
Vacuum
Station
Vacuum
Station

6. Vacuum Sewers versus Gravity Sewersh
l = max. 100 m
Vacuum Sewer Piping
Roevac® Inspection Pipes
Manholes Lifting Stations
Vacuum
Station
Gravity Sewer Piping

7. Roevac Collection Chambers
The chamber is fully
emptied when the
vacuum (interface)
valve opens
Suction to the
Vacuum
collection line

8. Vaccum Stations: Vacuum Vessels

9. Vacuum Stations: Sewage Discharge Pumps

10. Odour Treatment of Exhaust Air by Activated Carbon

11. Vacuum Sewerage Systems: A case study of the Palm Jumeriah Vacuum Sewerage installation11

12. Wastewater Collection and Transportation by Vacuum
Nakheel’s requirement for a Wastewater Collection and Transportation System
Shallow main lines
Minimal Odor (Less H2S)
No exfiltration of sewage into sea water table
No corrosion
No infiltration of sea water into the sewage treatment plant
Vacuum
Station

13. Schematic of Vacuum Sewerage System on Palm Jumeirah
Station

14. Pipe Laying and Trenching

15. Collection Chamber
Vacuum Collection Chambers installed in front of villas (1 chamber for 2 villas)

16. Vacuum Line to Vacuum Station
RoeVac® Vacuum Chamber
Service Line Connection d 90
Main Line (d 110 – d 250)

17. World‘s Largest Vacuum Station

18. Thank You for Listening…….... Any Questions ?
My sincere thanks to Mohanned Awad, Business Development Director of Corodex Electromechanical Engineering Co. part of Concorde – Corodex Group of Dubai, UAE for their permission to use material for this presentation as a case study. Sayeed Sheikh.
Thank You for Listening……....
Any Questions ?