work areas app i

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


Appendix-III Al-Azizia Desalination Plant, Al-Khobar, Eastern


Appendix-IV Al-Jubail Desalination Plant, Al-Jubail, Eastern


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





and Eddy Incorp, waikfield, Mass, USA.

Appendix-I-3


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


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


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





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


AL-KHOBAR SEWERAGE TREATMENT PLANT

Eastern Province, Saudi Arabia Appendix-II-2

260 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)


AL-KHOBAR SEWERAGE TREATMENT PLANT Eastern Province, Saudi Arabia

Appendix-II-3

260 14’ 48.27’’ N 500 12’ 33.20’’ E

Zoom-in View Sea Out-fall Discharges = 150,000m3/day


Aborted Lagoons Sludge Thickner Screw Pump Station Aeration Tanks Final Clarifier


Appendix-II-4

260 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


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


work areas app i

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