Final Report The Study on Vientiane Water Supply Development Project

Annex 29 - 12

EXPANSION OF

KAOLIEO WATER TREATMENT PLANT

Rive

r Bed

Pro

tect

ion

Riv

er B

ank

Prot

ectio

nR

iver

Ban

k Pr

otec

tion

Administration Building(Office, Chemical &

Laboratory)Pumping Station

Clear Water Reservoir

Existing Distribution PipeCIP D450 mm

Exi

stin

g B

ackw

ashi

ng P

ipe

CIP

D45

0 m

m

CIP D450 mm

Exist. Flow Meter

Flow

Met

er

Raw

Wat

er T

rans

mis

sion

Pip

eD

IP D

700m

m

Intake

Mek

ong

Riv

er

Filtration Basin

Filtered Water Measurement &Chlorine Mixing Chamber

Sedimentation Basin

Flocculation Basin

Receiving Well &Mixing Well

Filtered Water Pipe DIP D700mm

Distribution Pipe DIP D700mm

Flow Meter

Rive

r Bed

Pro

tect

ion

Rive

r Bed

Pro

tect

ion

Filtered Water Connecting PipeDIP D600mm

Back

was

hing

Pip

e D

IP D

500m

mA

ir S

cour

ing

Pipe

D25

0mm

By-P

ass P

ipe

DIP

D45

0mm

Surface Washing Pipe DIP D200mm

Exist

ing

Filte

red

Wat

er P

ipe

SP D

500

mm

Existing Surface Washing PipeCIP D450 mm

Exi

stin

g W

ater

Sup

ply

Pipe

CIP

D25

0 m

m

EmergencyGenerator

BillCollecting

Office(Relocation)

AlumProduction

Factory(Relocation)

Exist. Clear Water Reservoir

Exi

st. P

umpi

ng S

tatio

n

Exist. Suction Pipefor Backwash Pump

Future Space for

TransmissionPump

Exist. Chlorination Room

Exist. ElectricRoom

Exist. Power Sub-Station(Abandon)

Exist. Intake Tower

Exist. MixingChamber

Exist. Flocculation &Sedimentation Basin

Exist. Filtration Basin

PowerSub-Station

FGL +172.00

FGL +172.00

FGL

+17

2.00

FGL +172.00

Dra

in P

ipe

(Underground:Top EL.+171.20)

FGL +172.00

PDrain Pump

( Used in WetSeason only)

N

SCALE:10m5m 0 30m20m

13DWG NO.:DATE:

APPROVED BY:DRAWN BY:

CHECKED BY:DESIGNED BY:

DRAWING TITLE:

JAPAN INTERNATIONAL COOPERATION AGENCY (JICA)NIHON SUIDO CONSULTANTS CO., LTD.

THE STUDY ONVIENTIANE WATER SUPPLY DEVELOPMENT

PROJECT INLAO PEOPLE’S DEMOCRATIC REPUBLIC

EXPANSION OF KAOLIEO WTPGENERAL PLAN

E - 1

SCALE: NONE

14DWG NO.:DATE:

APPROVED BY:DRAWN BY:

CHECKED BY:DESIGNED BY:

DRAWING TITLE:

JAPAN INTERNATIONAL COOPERATION AGENCY (JICA)NIHON SUIDO CONSULTANTS CO., LTD.

THE STUDY ONVIENTIANE WATER SUPPLY DEVELOPMENT

PROJECT INLAO PEOPLE’S DEMOCRATIC REPUBLIC

EXPANSION OF KAOLIEO WTPHYDRAULIC DIAGRAM

177.10

176.70

176.30

175.90

175.50

175.10

174.70

174.30

173.90

173.50

173.10

172.70

172.30Pump

171.90

171.50

171.10

170.70

170.30

169.90

169.50

169.10

168.70

168.30

167.90

167.50

167.10

166.70

166.30

165.90

165.50

165.10

164.70

164.30

163.90

163.50

163.10

162.70

162.30

161.90

161.50

161.10

160.70

160.30

159.90

159.50

159.10

158.70

158.30

157.90

157.50

157.10

156.70

156.30

165.40

165.00

164.60

Existing Reservoir

165.000

167.00

166.60

166.20

165.80

168.60

168.20

167.80

167.40

170.20

169.80

169.40

169.00

170.590(Existing WL +170.60m)

L.W.L.

166.600

172.20

171.80

171.40

171.00

170.60

159.500

Clear WaterReservoir

PumpingStation

164.800

L.W.L.

H.W.L.170.600

L.W.L.

166.600

H.W.L.

Filtration Basin

H.W.L.171.500

159.442

174.300

175.050

175.000

175.600

Polymer

174.936

171.630173.936

173.935171.840 171.720 171.560

168.620

174.600

170.500

Receiving Well &Mixing Well

170.500

168.700

169.420

170.670

174.336

AlCl

173.650

171.140

172.600

172.650

170.900171.400

Cl

Flocculation &Sedimentation Basins

HYDRAULIC DIAGRAM

Cl

173.935 173.598 173.590

174.336

174.136

172.320

Exist. GL170.90

Exist. GL170.50

Exist. GL171.80FGL 172.00

Intake

Filtered WaterFlow Measurement

Chamber and ChlorineMixing Chamber

172.00FGL 172.00FGL 172.00

FGL 172.00

Exist. GL171.00

Exist. GL170.50

170.100

Exist. GL171.00

E - 2

160.00

170.00

0+0000+0100+0200+0300+040

172.100163.924158.637157.023157.315156.955156.349155.870155.408150.00

H.W.L. 171.50

L.W.L. 159.50

0-0.54050-1.2616 0-4.1517

0-5.8650-7.9089

172.397172.50

172.00 171.50 171.50

FGL 172.00

160.178

GL 173.00

River Bed Protection

River Bank Protection

172.021168.674160.628157.466154.608154.486154.357154.093153.821150.00

160.00

170.00

0+0000+0100+0200+0300+040

H.W.L. 171.50

L.W.L. 159.50

0-0.35670-2.8713

0-8.00172.00

171.50 171.00

FGL 172.00

160.178

GL 173.00

River Bed Protection

River Bank Protection

160.00

170.00

0+0000+0100+0200+0300+040

172.000168.087160.634157.596155.325155.814156.167156.164156.093

H.W.L. 171.50

L.W.L. 159.50

150.000-2.9792

0-6.5836

0-8.00

171.50 171.00170.843

171.50

159.448

157.50

173.00174.25

157.30

FGL 172.00

River Bed Protection

3,500

15,5

001,

250

14,595

6,600

8,00

0

3,500 2,000

10,0

0010

,000

10,000 11,000

10,000 11,000

10,0

0010

,000

8,80

0

Riv

er B

ed P

rote

ctio

n

Riv

er B

ed P

rote

ctio

nR

iver

Bed

Pro

tect

ion

Riv

er B

ank

Prot

ectio

nR

iver

Ban

k Pr

otec

tion

SCALE:5m2.5m 0 15m10m

15DWG NO.:DATE:

APPROVED BY:DRAWN BY:

CHECKED BY:DESIGNED BY:

DRAWING TITLE:

JAPAN INTERNATIONAL COOPERATION AGENCY (JICA)NIHON SUIDO CONSULTANTS CO., LTD.

THE STUDY ONVIENTIANE WATER SUPPLY DEVELOPMENT

PROJECT INLAO PEOPLE’S DEMOCRATIC REPUBLIC

EXPANSION OF KAOLIEO WTPINTAKE FACILITIES

Mek

ong

Riv

er

Section of Upstream of Intake

Section of Downstream of Intake

Section of IntakeE-3

Plan of Receiving Well, Mixing Well, Flocculation Basin, Sedimentation Basin and Filtration Basin350

150

150

150

150

150

350

350

350

350

250

1,300

1,550

1,300

1,300

1,300

1,300

1,300

1,300

8,550

8,550

8,550

35,950

37,500

350

2,800

2,800

2,650

150

250

350

9,350

200

7,350

250

200

200

900

21,000

1,000

250

9,875

8,325

1,400 1,600

1,400

1,400

1,400

1,400

1,400

1,400

4,200

4,200

8,550

150

500 150

150

3,875

3,875

8,550

3,500

2,800 350350

120120300

540 540 540 5405,4605,4605,460 1,730

1,700

1,700

1,700

1,700

800

800

150

4,200

4,200

65,32020

16,900

350

300 300

1,200 10,500 2,500 1,200

350 200 3501,250 43,850

1,000250350

10,150 33,000

150900 950 1,5001,2001,1001,0501,000 1,400

1,600 10,000 6,000 6,000 6,000 2,000

3,000 300

3,300

4,700

1,000 150

250

250

4,700

4,700

4,700

4,700

4,700

1,000

1,000

1,000

1,000

1,000

1,000

150

150

150

150

150

150

150

150

150

150

150

350

350

36,800

37,500

300

250

200

300

3,000

3,000

3,100

350

350850200

2,500

3,100

200

200

2,500

3,100

200

200

2,500

3,100

200

200

2,500

3,100

200

200

2,500

3,100

200

200

2,500

3,050

200

37,500

600

600

1,300

S2 S2

S3

S3

S4

S4 S5

S5 S6

S6

S1

F1

S1

F1

F2F2

S7

S7 F3

F3 F4

F4

F5

F5

Mixing Well

Receiving Well

Floc

cula

tion

Bas

in

Sedimentation Basin

Filtr

atio

n B

asin

Filtered WaterMeasurement

Chamber

Chlorine MixingChamber

SCALE:4m2m 0 12m8m

16DWG NO.:DATE:

APPROVED BY:DRAWN BY:

CHECKED BY:DESIGNED BY:

DRAWING TITLE:

JAPAN INTERNATIONAL COOPERATION AGENCY (JICA)NIHON SUIDO CONSULTANTS CO., LTD.

THE STUDY ONVIENTIANE WATER SUPPLY DEVELOPMENT

PROJECT INLAO PEOPLE’S DEMOCRATIC REPUBLIC

EXPANSION OF KAOLIEO WTPPLAN OF TREATMENT FACILITIES

150 150 150 150 150 150 200

E-4

175.60

174.60

170.50

172.60

170.50

2,800350 2,8002,650350250150

9,350

9,875

11,125

1,000250

30,350

9,625250

9,875 1,20010@300=3,000 9@300=2,700450

7,350

800

200200900 900 900 900

750750

4,95

040

015

0

350

5,50

0

+175.00

+174.336

4,10

01,

000

1,85

01,

850

250

350

150

1,55

045

0

10@

150=

1,50

0

2,75

0

200

150

7@15

0=1,

050

GL+170.90 GL+170.90

+174.336

Section of Receiving Well, Mixing Well, Flocculation Basin and Sedimentation Basin

Section S3 - S3

1,250 43,850

1,000250350

10,150 35033,0001,400

1,600 10,000 6,000 6,000 6,000 2,000

3,0003,0003,0003,0003,000

150 150 150 150 150 150 150 200900 950 1,200 1,5001,2001,1001,0501,000

400 4006,700 2,650

4,05

030

015

040

040

01,00

0

6,30

0

5,90

0

4,45

01,

850

3,20

01,85

01,

850

350

250

150

400

1,25

0

3,40

0

150

2,52

018

040

015

0

200

150

330

500

Effe

ctiv

e D

epth

3,83

5St

ored

Slu

dge

Dep

th

120120300

3,000

10,500

20

300 3001,200

1,60

0

174.60174.30 174.30

172.60

170.50

171.40GL+170.90

170.10

168.70

170.90170.40

300200

174.30

170.50170.67

172.65

171.56

173.65

169.60

171.20

300 GL+171.00

GL+171.00

FGL+172.00

174.30

170.50 170.67

173.65

172.65

174.30

170.50

172.65

175.60

170.50

175.00

200

33,450

300

1,95

01,

650

200

1,65

0

500

2,45

01,

100

300

2,80

020

015

030

0

4,95

015

040

0

5,50

0

300 6,800300 2,650

43,500

2,800350 350

3,500

900150

168.60

300

1,95

0

50

12@300=3,600 7@300=2,1001,000

7@15

0=1,

050

13@

150=

1,95

0

174.60

11@

150=

1,65

0

11@300=3,300

Sand

+174.336+174.136 +173.936 +173.935+173.598

Section S1 - S1

Section S2 - S2

SCALE: 1:2003m1.5m 0 9m6m

17DWG NO.:DATE:

APPROVED BY:DRAWN BY:

CHECKED BY:DESIGNED BY:

DRAWING TITLE:

JAPAN INTERNATIONAL COOPERATION AGENCY (JICA)NIHON SUIDO CONSULTANTS CO., LTD.

THE STUDY ONVIENTIANE WATER SUPPLY DEVELOPMENT

PROJECT INLAO PEOPLE’S DEMOCRATIC REPUBLIC

EXPANSION OF KAOLIEO WTP

SECTION OF RECEIVING WELL, MIXING WELL,FLOCCULATION BASIN AND SEDIMENTATION BASIN

FGL+172.00 FGL+172.00

GL+170.90

FGL+172.00

FGL+172.00 FGL+172.00

E-5