COUNTRY REPORTCOUNTRY REPORT

International Cooperation Training Center (ICTC)International Cooperation Training Center (ICTC)

““Sewage and Wastewater TreatmentSewage and Wastewater Treatment

Management “Management “

02-22 April 2006 02-22 April 2006

Seoul and Incheon, KoreaSeoul and Incheon, Korea

Name: Mr. KAING LEANG KRY Official (MPP) And Mr. KHEM SANDAP Civil Engineer (DPWP)

Kingdom of Cambodia

Municipality of Phnom Penh and Department of Public Works and Transport of Phnom Penh

BASICBASIC COUNTRYCOUNTRY DATADATA• Area: 181,035 Km²Area: 181,035 Km²• Climate Condition: Climate Condition:

-Temperature: Max=41ºC, Min=15ºC, Averages=25ºC-Temperature: Max=41ºC, Min=15ºC, Averages=25ºC-Annual Rain Fall: 1400mm-Annual Rain Fall: 1400mm-Season:-Season:

-Dry season from November to April-Dry season from November to April-Rainy season from May to October-Rainy season from May to October

• Population Size: 11,561million (In Phnom Penh: 958,000)Population Size: 11,561million (In Phnom Penh: 958,000)-Agricultural Sector: 76.5%-Agricultural Sector: 76.5%-Industrial Sector: 6.4%-Industrial Sector: 6.4%-Services Sector:17.1%-Services Sector:17.1%

Organizationnal Structure of Municipality of Phnom PenhOrganizationnal Structure of Municipality of Phnom Penh Governor

KEP CHUKTEMA

Vice-Governor

Map Sarin

Vice-Governor

Moe Yurang

Vice-Governor

Trac Thaisieng

First Vice-Governor

Mam Bunneang

Vice-Governor

Chhun Sirun

Vice-Governor

Mann Chhoeurn

Vice-Governor

Ouch Thongseng

Vice-Governor

Pa Socheatevong

Vice-Governor Sisowath

Pheanuroth

Vice Governor

Khon Sear

Chief of Cabinet

Nuon Someth

Organizationnal Structure of Organizationnal Structure of Department of Public Works and Department of Public Works and

TransportTransport Director

Mr. Nhem Saran

Deputy Director

Mr. Ean Narin

Deputy Director

Mr. Ung Bun Ly

Deputy Director

Mr. Peng Sokun

Deputy Director

Mr. Mey So Panha

Public Works

Office

Road and

Bridge

Division

Flood

Protection

Division

Drainage and

Sewerage

Division

Solid Waste

Management

Finance and Planning

Office

District Public

Works Office

Public Lighting

Division

Public Garden

Division

Administration

Personal and

Human

Resources

Office

Transport

Office

Pound

Division

Deputy Director

Mr. Ean Narin

Deputy Director

Mr. Ung Bun Ly

• Mr. Kaing Leang Kry, Municipality of Phnom Penh Officer, responsible for solid waste, rubbish,

transportation and sewage system in the City.. Nº 69, Preah Monivong Blvd., Sangkat Spras Nº 69, Preah Monivong Blvd., Sangkat Spras

Chak Khan Daun Penh, Phnom PenhChak Khan Daun Penh, Phnom Penh Tell : 023 430 466Tell : 023 430 466

Fax : 023 430 466Fax : 023 430 466

• Mr. Khem Sandab, Civil Engineer from Drainage Mr. Khem Sandab, Civil Engineer from Drainage Division, Drainage Design, Construction and Division, Drainage Design, Construction and Maintenance. Maintenance. St. 211 Sangkat Veal Vong Khan 7makara St. 211 Sangkat Veal Vong Khan 7makara Phnom Penh.Phnom Penh.

Tell : 023 884 371Tell : 023 884 371Fax : 023 884 371Fax : 023 884 371

Problems of the Operation when Problems of the Operation when managing Sewage and managing Sewage and

Wastewater Treatment PlantWastewater Treatment Plant

- So far there are- So far there are no wastewater treatment plants in no wastewater treatment plants in our country, the outlets of the primary sewer our country, the outlets of the primary sewer network are into storage basins in Phnom Penh network are into storage basins in Phnom Penh which are used as treatment plants.which are used as treatment plants.

- The problem of storage basins mainly lies with thier - The problem of storage basins mainly lies with thier progressire filling by silt and other solids brought in progressire filling by silt and other solids brought in through the combined sewer system, direct runoff on through the combined sewer system, direct runoff on street surface during flooding and sludge from septic street surface during flooding and sludge from septic tanks.tanks.

- Municipality wastewater is primarily disposed of - Municipality wastewater is primarily disposed of through a network of sewage drainage pipes that through a network of sewage drainage pipes that empty into retention basins known as Beong.empty into retention basins known as Beong.- The wastewater in the basin is later pumped into - The wastewater in the basin is later pumped into rivers and lakes. In Phnom Penh, for example, there rivers and lakes. In Phnom Penh, for example, there is a network of sewage/drainage pipes and 11 is a network of sewage/drainage pipes and 11 pumping station covering the 6 main catchment pumping station covering the 6 main catchment areas: Beong Trabek, Beonk Salang, the Khmero areas: Beong Trabek, Beonk Salang, the Khmero Russian Hospital vicinity, Daun Penh New front of Russian Hospital vicinity, Daun Penh New front of Basac, and Toul Kok.Basac, and Toul Kok.

LOCATION OF PUMPING STATION IN PHNOM PENH

TUMPUN PUMPINGSTATION

BOENG TRABEKPUMPING STATION

BOENG SALANGPUMPING STATION

TOEK LAAKPUMPING STATION

TOUL KORK IIPUMPING STATION

TOUL KORK IPUMPING STATION

PHER KUYPUMPING STATION

PREAH KOMLUNGPUMPING STATION

CHAK TOMUKPUMPING STATION

RUSSIA HOSPITALPUMPING STATION

RUSSIA HOSPITAL PUMPING STATION

CONSTRUCTION AND OPERATION OF SEWAGECONSTRUCTION AND OPERATION OF SEWAGE

• Sewage and Wastewater Treatment FacilitySewage and Wastewater Treatment Facility

- Sewer network had been constructed until the end - Sewer network had been constructed until the end of 1960s with city development during this period, of 1960s with city development during this period, numerous channels and ditches were filled up and numerous channels and ditches were filled up and converted to sewer pipes.converted to sewer pipes.

- The sewer network is now managed by DPWT.- The sewer network is now managed by DPWT.

- The existing combined drainage and sewerage - The existing combined drainage and sewerage system consists of 150km of pipes network. 9km of system consists of 150km of pipes network. 9km of canals, 4 retention basin and 11 pumping station, canals, 4 retention basin and 11 pumping station, and covers 24kmand covers 24km22 of inner dike area in Phnom Penh. of inner dike area in Phnom Penh. The Drainage and sewerage system, due to absent The Drainage and sewerage system, due to absent of regular maintenance for 25 year, is in a bad of regular maintenance for 25 year, is in a bad condition and needs urgent attention.condition and needs urgent attention.

- Drainage and sewage Division of DPWT is in - Drainage and sewage Division of DPWT is in charge of operation and maintenance of the charge of operation and maintenance of the drainage pumping stations in the municipality of drainage pumping stations in the municipality of Phnom Penh.Phnom Penh.

- Major repair of equipment in dry season.- Major repair of equipment in dry season.

- Daily operation records includes the number of - Daily operation records includes the number of installed pumps, water level at pumping station.installed pumps, water level at pumping station.

- Operation time (Start , End )- Operation time (Start , End )

- Number of Pump working / broken.- Number of Pump working / broken.

CONSTRUCTION AND OPERATION CONSTRUCTION AND OPERATION OF SEWAGE OF SEWAGE

Public banner from the Ministry of Public banner from the Ministry of Interior and the Ministry of Interior and the Ministry of

Environment demonstrating to people Environment demonstrating to people the need to keep sewers cleanthe need to keep sewers clean

WATER QUALITY STANDARDS IN PUBLIC WATER AREAS

FOR BIO-DIVERSITY CONSERVATION

NoNo ParameterParameter UnitUnit Standard Standard ValueValue

11

22

33

44

55

pHpH

BODBOD55

Suspended Suspended SolidSolid

Dissolved Dissolved OxygenOxygen

ColiformColiform

mg/lmg/l

mg/lmg/l

mg/lmg/l

mg/lmg/l

MPN/MPN/100ml100ml

6.5 – 8.56.5 – 8.5

1 – 101 – 10

25 – 10025 – 100

2.0 – 7.52.0 – 7.5

< 5000< 5000

1. River

NoNo ParameterParameter UnitUnit Standard Standard ValueValue

11

22

33

44

55

66

77

pHpH

CODCOD

Suspended Suspended SolidSolid

Dissolved Dissolved OxygenOxygen

ColiformColiform

Total NitrogenTotal Nitrogen

Total Total PhosphorusPhosphorus

mg/lmg/l

mg/lmg/l

mg/lmg/l

mg/lmg/l

MPN/MPN/100ml100ml

mg/lmg/l

mg/lmg/l

6.5 – 8.56.5 – 8.5

1 – 81 – 8

1 – 151 – 15

2.0 – 7.52.0 – 7.5

< 1000< 1000

0.1 – 0.60.1 – 0.6

0.005 –0.050.005 –0.05

2. LAKES AND RESERVOIRS

NoNo ParameterParameter UnitUnit Standard Standard ValueValue

11

22

33

44

55

66

77

pHpH

CODCOD

Dissolved Dissolved OxygenOxygen

ColiformColiform

Oil contentOil content

Total NitrogenTotal Nitrogen

Total Total PhosphorusPhosphorus

mg/lmg/l

mg/lmg/l

mg/lmg/l

mg/lmg/l

MPN/MPN/100ml100ml

mg/lmg/l

mg/lmg/l

7.0 – 8.37.0 – 8.3

2 – 82 – 8

2 – 7.52 – 7.5

< 1000< 1000

00

0.2 – 1.00.2 – 1.0

0.02 – 0.090.02 – 0.09

3. COASTAL WATER

TO PROMOTE THE COOPERATION BETWEEN TO PROMOTE THE COOPERATION BETWEEN CAMBODIA AND KOREACAMBODIA AND KOREA

We think that the:We think that the:

- - Korean Government should send more investors to Korean Government should send more investors to invest in Cambodia.invest in Cambodia.

- - Korean Government should send technical assistants to Korean Government should send technical assistants to help Cambodia, especially in Phnom Penh. help Cambodia, especially in Phnom Penh. - - Korean Government should increase the number of Korean Government should increase the number of participants undertaking training course aboutparticipants undertaking training course about environment.environment.

EXPECTATION FROM THE COURSEEXPECTATION FROM THE COURSE

- We had known about new technology in Korea to improve their country. - We hope that after finishing this course we can get more experience on high technology

to improve our work in the country.*012 553 176 Sarey Vuth ( pumping station)

G½kSfñl ;Q=1500m³/h

G½kSfñl ;

Toek Laak New Pumping Station

RECONSTRUCTION OF BOENG TRABEK PUMPING STATION

PLAN OF BOENG TRABEK PUMPING STATION

GENERAL PLAN OF NEW TUMPUN PUMPING STATION

JICA-CTI Engineering Co., Ltd, -Nippon Koei Co., Ltd

The Study on Drainage Improvement and Flood Control

SCALE0 10m Plan and Profile of Tompum New Pumping Station

Figure D5-4

in the Municipality of Phnom Penh

PLAN AND PROFILE TUMPUN NEW PUMPING STATION