Work Areas App-i

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WORK AREAS • Sewerage Treatment Plants • Desalination Plants Appendix-I

Dammam City Sewerage Treatment Plant, Eastern Province, Kingdom of Saudi Arabia.

Appendix-II

Al-Khobar City Sewerage Treatment Plant, Eastern Province, Kingdom of Saudi Arabia.

Appendix-III Al-Azizia Desalination Plant, Al-Khobar, Eastern Province, Kingdom of Saudi Arabia. Appendix-IV

Al-Jubail

Desalination

Plant,

Al-Jubail,

Eastern

Province, Kingdom of Saudi Arabia. Appendix-V

PTA Combined Effluent Treatment Plant, Korangi Tanneries, Korangi Industrial Area, Karachi Pakistan.

Appendix-I Appendix-I-1 DAMMAM CITY SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia

Broader view 260 10’ 39.06’’ N 500 12’ 35.54’’ E

Inlet Structure =1 Aeration Tanks (Carousels) = 8 Clarifiers=8 Sludge Thichners =2 Screw Pump Stations = 4

Sea out-fall discharges = 250,000 m3/day



Discharge BOD Loadings: 20-25mg/l O2

Wastewater Treatment by Aeration Lagoons aborted since 1982-83 . The plant was designed and constructed by Ballast BV of Netherlands.



Advance Wastewater Treatment by Activated Sludge System was commissioned in late 1982 which was designed and constructed by Metcalf and Eddy Incorp, Waikfield, Mass, USA.

Appendix-I-2 DAMMAM SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 10’ 39.06’’ N 500 12’ 35.54’’ E

Bird Eye view STP Dammam



Wastewater Treatment by Aeration Lagoons aborted since 1982-83 . The plant was designed and constructed by Ballast BV of Netherlands.



Advance

Wastewater

Treatment

by

Activated

Sludge

System

was

commissioned in late 1982 which was designed and constructed by Metcalf and Eddy Incorp, waikfield, Mass, USA.

Appendix-I-3 DAMMAM SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 10’ 39.06’’ N 500 12’ 35.54’’ E Tertiary Wastewater Treatment Largest continuous flow Sand Filtration Facility in the world

Recently Equipped with 216 DynaSand® filters, will make Dammam the world's largest continuous operated sand filter plant for tertiary treatment.

Appendix-I-4 DAMMAM SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 10’ 39.06’’ N 500 12’ 35.54’’ E Lagooning System of Wastewater Treatment Aborted 1982-83

Sea Out-fall discharges = 200,000m3/day (before 1983) Average BOD loading = 20 -25mg/litre O2

Aborted Lagoons

Appendix-I-5 DAMMAM SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 10’ 39.06’’ N 500 12’ 35.54’’ E

Front view of Plant Right corner Jubail-Ras Tanura Highway

Sea Out-fall Discharges = 250,000m3/day Average BOD discharge loading = 20 -25mg/litre O2 •

Wastewater Treatment by Aeration Lagoons aborted since 1982-83 . The plant was designed and constructed by Ballast BV of Netherlands.



Advance Wastewater Treatment by Activated Sludge System was commissioned in late 1982 which was designed and constructed by Metcalf and Eddy Incorp, waikfield, Mass, USA.

Appendix-I-6 DAMMAM CITY SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 10’ 39.06’’ N 500 12’ 35.54’’ E

Sludge Drying Beds Left corner

Sludge Drying Beds

Aeration Tanks

Appendix-II Appendix-II-1 AL-KHOBAR CITY SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia 260 14’ 48.27’’ N 500 12’ 33.20’’ E

BROADER VIEW Inlet Structure =1 Aeration Tanks (Carousels) = 6 Clarifiers=6 Sludge Thichners =2 Screw Pump Stations = 3

Sea Out-fall Discharges = 150,000m3/day Average BOD discharge loading = 20 -25mg/litre O2

AL-KHOBAR SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia Appendix-II-2 0



’’

26 14 48.27 N 500 12’ 33.20’’ E

Lagooning System of Wastewater Treatment Aborted 1982-83

Sea Out-fall Discharges = 120,000m3/day (before 1983) Average BOD discharge loading = 20 -25mg/litre O2

AL-KHOBAR SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia Appendix-II-3 0



’’

26 14 48.27 N 500 12’ 33.20’’ E

Zoom-in View

Sea Out-fall Discharges = 150,000m3/day Average BOD discharge loading = 20 -25mg/litre O2 Aborted Lagoons Sludge Thickner Screw Pump Station

Aeration Tanks Final Clarifier

AL-KHOBAR SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia Appendix-II-4 0



’’

26 14 48.27 N 500 12’ 33.20’’ E

Sludge Drying Beds

Sea Out-fall Discharges = 150,000m3/day Average BOD loading = 20 -25mg/litre O2

Sludge Drying Beds

AL-KHOBAR SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia Appendix-II-5 260 14’ 48.27’’ N 500 12’ 33.20’’ E

FRONT VIEW Inlet Structure =1 Aeration Tanks (Carousels) = 6 Clarifiers=6 Sludge Thichners =2 Screw Pump Stations = 3

Clarifiers

Aeration Tanks (Carousels) Sea Out-fall Discharges = 150,000m3/day Average BOD discharge loading = 20 -25mg/litre O2

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