technical presentation 10th nov 2014 upper cisokan rev fin-1

Upper Cisokan Pumped Storage Power Plant

Tender T/F team, DAW JV.

2014-11-10

이 정보(문서)는 대림산업의 자산으로서, 허가 없는 사외반출을 금지합니다.

CONFIDENTIAL

1. Project location

2. Organization chart

3. Temporary facilities & Access roads

4. Working conditions

5. Construction schedule

6. Batching / mixing plan

7. Construction plan – Upper dam

8. Construction plan – Lower dam

9. Construction methology – Water way

10. Construction methology – P/H

【 Contents 】


1. Project location

UCPSPP project


1. Project location


UPPER DAM

LOWER DAM

SWITCHYARD

SURGE TANK

OUTLET

INTAKE

ADMINISTRATION BUILDING

UNDER GROUND POWERHOUSE

HEADRACE TUNNEL

TAILRACE TUNNEL

PENSTOCK

ACCESS ROAD BY PLN ( 5.8Km )

ACCESS ROAD BY PLN ( 2.0Km )

MAIN ACCESS ROAD ( 19.6Km )

1. Project location



UCPSPP project



DPM

Project Coordinator QA / QC

Contract

LOT 1A

LOT 1B

1A + 1B

• PM / DPM 2 2 2

• Project Coordinator 1 1 1

• Contract manager 1 1 1

• Section manager 3 3 3

• QA/QC 4 4 4

• Site Activity 24 32 54

• Cost 5 6 7

• Administration 16 17 17

S/T 56 66 89

LOT 1A

• Survey • Main Dams

LOT 1B

• Survey • Waterway • PHC • Admin BLDG • Switch Yard

PD

PM

Construction Management

• Planning • Schedule • Cost Control • Design

Planning / Cost Management

• Administration • HSE • Equipment

Administration

COMMITTEE

Staff Plan

• DEALIM 6 6 6

• ASTALDI 4 4 4

• WIKA 10 10 10

• JV 36 46 69



UCPSPP project



B/P 1A #1

C/P 1A

ACCESS ROAD #1 BY OTHER ( 5.4Km )

TAR 1A #1

B/P 1A #2

TAR 1A #2

TAR 1A #3

TAR 1A #4

TAR 1A #5

EXPLOSIVES MAGAZINES

MAIN OFFICE

LOWERDAM SITE OFFICE

ACCESS ROAD #2 BY OTHER ( 2.0Km )

B/P 1B#1 C/P

1B

UPPERDAM SITE OFFICE

TAR 1B #4

TAR 1B #2

TAR 1B #3

TAR 1B #1

TAR 1B #5

TAR 1B #6 HEADRACE SITE OFFICE

POWERHOUSE SITE OFFICE

B/P 1B#2

MAIN ACCESS ROAD #3 BY OTHER ( 19.6Km )

LEGEND LOT 1A

LOT 1B



PLAN Road Name Location

LOT 1A

•TAR 1A #1 B=8m L= 1,831m •Lower Dam Down Stream → B/P 1A #1

•TAR 1A #2 B=8m L= 1,281m •Lower Dam Up Stream → Access Road #1

•TAR 1A #3 B=8m L= 2,019m •Upper Dam Down Stream → Middle Adit

•TAR 1A #4 B=8m L= 2,785m •Upper Dam Down Stream → Access Road #2

•TAR 1A #5 B=8m L= 2,216m •Upper Dam Up Stream → B/P 1A #2

LOT 1B

•TAR 1B #1 B=8m L= 2,435m •B/P 1B #1 → Outlet Structure

•TAR 1B #2 B=8m L= 497m •To Switch Yard

•TAR 1B #3 B=8m L= 169m •To Administration Building

•TAR 1B #4 B=8m L= 979m •To Middle Adit

•TAR 1B #5 B=8m L= 540m •Upper Dam Crest → Inspection Adit

•TAR 1B #6 B=8m L= 896m •Upper Dam Crest → Surge Tank Portal



UCPSPP project



Working time

Flood season : November to March (5 months)

Half flood season : April to June (3 months)

Dry season : July to October (4 months)

Working hours at surface area

Flood season : 6Hours/Shift, 2Shift/day (6Hours/shift x 2shift/day x 5M x 26 days = 1,248 Hours)

Half flood season : 8Hours/Shift, 2Shift/day (8Hours/shift x 2shift/day x 3M x 26 days = 1,248 Hours)

Dry season : 10Hours/Shift, 2Shift/day (10Hours/shift x 2shift/day x 4M x 26 days = 2,080 Hours)

≒ 20days/month (10Hours/shift x 2shift/day x 20 days/month x 12month/year = 4,800 Hours

Working hours at u/g tunnel

2shift/day, 26days/month, 10hours/shift

4,888 Hours



UCPSPP project


Construction Progress Schedule – Lot 1A


6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12

M01

M02

M03

M04

M05

M06

M07

M08

M09

M10

M11

M12

M13

M14

M15

M16

M17

M18

M19

M20

M21

M22

M23

M24

M25

M26

M27

M28

M29

M30

M31

M32

M33

M34

M35

M36

M37

M38

M39

M40

M41

M42

M43

M44

M45

M46

M47

M48

M49

M50

M51

M52

M54

M55

M55

1. Key-Dates

1.1 NTP (1st. July, M1)

1.1.1 Completion of Upper Dam (M26)

1.1.2Completion of Lower Dam(Ready for Impounding)

(M34)

1.1.4 Completion of The Whole Works (M45)

2. Upper Dam

2.1 Mobilization(M1~M5.5)

2.2 Diversion Channel(M10~M11)

2.3 Dam Excavation & Consolidation(M6~M15)

2.4 RCC-Dam body(M16~M23)

2.5 Spill way work(M18~M24)

3. Lower Dam

3.1 Diversion Tunnel(M14~M16)




2018 2019

No. Description

2015 2016 2017


Construction Progress Schedule – Lot 1B


6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12

M01

M02

M03

M04

M05

M06

M07

M08

M09

M10

M11

M12

M13

M14

M15

M16

M17

M18

M19

M20

M21

M22

M23

M24

M25

M26

M27

M28

M29

M30

M31

M32

M33

M34

M35

M36

M37

M38

M39

M40

M41

M42

M43

M44

M45

M46

M47

M48

M49

M50

M51

M52

M54

M55

M55

1. Key-Dates

1.1 NTP (1st. July, M1)

1.1.1 Completion of Penstock(tunnel exca.)(M27)

1.1.2 Completion of PH Cavern(M30.5)

1.1.3 Completion of Switch Yard(M30.5)

1.1.4 Completion of The Whole Works(M50)

2. Waterway

2.1 Mobilization

2.2 Headrace Tunnel(M11~M25)

(Lining, M26~M35)

2.3 Inspection Adit

2.4 Surge Tanks (M11~M14)

(M12~M15(Lining, M15~M17)

2.5 Penstock Tunnel(M11~M26)

(Lining, M27~M34)

3. Power House Cavern

3.1 Ventilation Tunnel(M8~M10)

3.2 Power House Cavern(M10~M27)

(Lining, M28~M41)

3.3 Access Tunnel(M6~M14)

3.4 Tailrace Tunnel(M11~M14)

(M15~M17)(Lining, M16~M29)

2018 2019

No. Description

2015 2016 2017


6. Batching/Mixing plan

UCPSPP project


6. Con’c production & supply plan

BP#2

BP#3

CP#2

U/G PH

BP#1

150m3/HR x 2units for RCC 100m3/HR x 1unit for CVC

Quarry

CP#1 200/HR x 2units =100,000 ton/month

<Lot1a>

General plot plan for aggregate process and batching / mixing

<Lot1b>

CP#1 200/HR x 1unit=50,000 ton/month

200m3/HR x 1unit, Coarse aggregate 100m3/HR x 2units

for CVC



Aggregates Processing Plan

Item Lot1a or Lot1b Combination

Crushing Processing

Plan

• Lot1a(Q=2,708,400ton) - CP (200ton/HR x 2units) - 100,000ton/month x 27months - Location : Quarry

• Lot1b(Q=674,000ton) - CP (200ton/HR x 1unit) - 50,000ton/month x 14months - Location : Quarry

• Lot1a(Q=2,708,400ton) - CP (200ton/HR x 2units) - 100,000ton/month x 27months - Location : Quarry - Fine/ coarse aggregates

• Lot1b(Q=674,000ton) (253,000t+421,000t) - CP (200ton/HR x 1unit) - 50,000ton/month x 14months - Location : at site - Only coarse aggregates

Transportation

• Quarry CP BP(L=27km) - Lot1a : 2,708,400 ton - Lot1b : 674,000 ton

• Quarry CP BP (L=27km) - Lot1a : 2,708,400 ton - Lot1b : 253,000 ton

• Site CP BP (L=2km) - Lot1b : 421,000 ton

S/T U$ 32,136,000 U$ 28,858,000 (Δ U$3,278,000)



Batching & Mixing Plan

Item Lot1a or Lot1b Combination

Concrete Volume

Lot 1a : 994,700 m3

Lot 1b : 316,500 m3

(RCC : 914,200 m3)

Lot 1a : 994,700 m3

Lot 1b : 316,500 m3

(RCC : 914,200 m3)

BP Operation plan

• Lot 1a BP : 150m3/HR x 2units (RCC) BP : 100m3/HR x 1unit (CVC) • Lot 1b, BP : 100m3/HR x 2units (CVC)

• Lot 1a : 150m3/HR x 2units (RCC) • Lot1a : 100m3/HR x 2units (CVC) Lot1b

Cost


7. Construction plan - Upper dam

UCPSPP project



General layout Plan

Access Road

Upper Dam

B/P

A=20,000㎡ (150㎥/hr × 2unit)

Conveyor Belt L=500m

Inspection Road L=1,200m W=8m

Access Road


①. Q = 34,700㎥ M16 / EL 735.6

②. Q = 104,100㎥ M17 / EL 748.5

③. Q = 151,200㎥ M18 / EL 755.7

④. Q = 198,300㎥ M19 / EL 762.6

⑤. Q = 245,460㎥ M20 / EL 769.5

⑥. Q = 292,600㎥ M21 / EL 777.3

⑦. Q = 339,710㎥ M22 / EL 788.4

⑧. Q = 387,000㎥ M23 / EL 800.5

Upper dam progress Plan


6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12

M01

M02

M03

M04

M05

M06

M07

M08

M09

M10

M11

M12

M13

M14

M15

M16

M17

M18

M19

M20

M21

M22

M23

M24

M25

M26

M27

M28

M29

M30

M31

M32

M33

M34

M35

M36

M37

M38

M39

M40

M41

M42

M43

M44

M45

M46

M47

M48

M49

M50

M51

M52

M54

M55

M55

2. Upper Dam (Competion of Upper Dam)

2.1 Mobilization(M1~M5.5)

2.2 Diversion Channel(M10~M11)




2018 2019

No. Description

2015 2016 2017


8. Construction plan - Lower dam

UCPSPP project



General layout Plan

Access Road

Lower Dam

B/P

A=20,000㎡ (150㎥/hr × 2unit)

Conveyor Belt L=500m

Inspection Road L=1,076m W=8m


①. Q = 65,060㎥ M26 / EL 417.0

②. Q = 151,800㎥ M27 / EL 429.6

③. Q = 238,500㎥ M28 / EL 442.2

④. Q = 325,300㎥ M29 / EL 454.2

⑤. Q = 374,100㎥ M30 / EL 461.9

⑥. Q = 422,860㎥ M31 / EL 469.2

⑦. Q = 471,650㎥ M32 / EL 478.5

⑧. Q = 520 ㎥ M33 / EL 503.0


Lower dam progress Plan

6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12

M01

M02

M03

M04

M05

M06

M07

M08

M09

M10

M11

M12

M13

M14

M15

M16

M17

M18

M19

M20

M21

M22

M23

M24

M25

M26

M27

M28

M29

M30

M31

M32

M33

M34

M35

M36

M37

M38

M39

M40

M41

M42

M43

M44

M45

M46

M47

M48

M49

M50

M51

M52

M54

M55

M55

3. Lower Dam (Competion of Lower Dam)

3.1 Diversion Tunnel(M14~M16)




2018 2019

No. Description

2015 2016 2017


Resource Mobilization Plan (for Dam)

Classification Detail Quantity Remarks

Equipment

• BP (150m3/HR, RCC) • BP (100m3/HR, CVC) • Conveyor belt system • Dump truck (15ton)

• Excavator with cutter • Bull dozer (19ton) • Vibro roller (12~15ton) • Placement roller (1ton)

2units 1unit 1unit 3units

(50units) 1unit 3units 3units 5units

• Sinohydro • Soma • Direct management

Manpower

• Fore mam • Operation for conveyor belt • Operation for equipment • Operation for BP • Driver • Skilled worker • Unskilled worker

Peak : 1,184man AVE. : 581man

• 2shift work

8. Construction plan


9. Construction methology – Water way

UCPSPP project


9. Construction methology – water way

General layout Plan

HEADRACE TUNNEL Φ=8.6m

L1=1,217m L2=1,157m

SURGE TANK ID=Φ15m, OD=Φ17.5m

H=53m

INSPECTION ADIT B=8.5m, H=8.5m,

L=374m

PENSTOCK TUNNEL Φ=5.37m L=385m

MIDDLE ADIT B=4.5m, H=4.8m

INTAKE

BIFURCATION TUNNEL

Concrete lining

Steel lining



Tunnel Excavation Plan Headrace & Penstock tunnel

Inspection adit (L=374m) Surge tank tunnel (L=35m x 2 lines)

Headrace tunnel (L=1,217m, 1,157m)

Cross tunnel (L=40m)

at 600m

• Option 1 (By Astaldi)

Inspection adit (L=374m) Surge tank tunnel (L=35m x 2 lines)

Headrace tunnel (L1=600m, L2=600m)

• Tunnel excavation - Option 2&3

Headrace tunnel (L1=617m, L2=557m)

Option I (Astaldi) Option II (Subcontractor) Option III (Subcontractor)

[ 3 Boom jumbo ] • Advance rate : 167m/month(AVE.) • Duration : 15months+2.5months • 1 working crew

[ 3 Boom jumbo ] • Advance rate : 156m/month(AVE.) • Duration : 15months+2.5months • 1 working crew

[ Leg drill ] • Advance rate : 90m/month(AVE.) • Duration : 14months+4.5months • 2 working crew



Surge tank

• Dimension (ID : Φ15m, OD : Φ17.5m, H=53.3m, 58.3m)

• Method : Raise boring machine will be adapted in these vertical shaft

Phase I Phase II Phase III

• A pilot tunnel(Φ216mm) will be performed from top to down.

(Equipment ; $200,000)

• Enlargement(Φ1400mm) along pilot tunnel as shown above will be performed.

• Full tunnel excavation will be carried out by means of leg drill from top to down, spoil materials will be removed to spoil through head race tunnel and inspection adit(or spoil bank area)



Middle adit Penstock upper part Penstock lower part

Penstock tunnel

• Construction sequences

HEADRACE TUNNEL

PENSTOCK TUNNEL

MIDDLE ADIT TUNNEL

By jumbo drill

By RBM (for pilot tunnel) + Leg Drill (Enlargement)

Upper p

art Lo

wer p

art



Penstock tunnel

1st phase

Pilot tunnel, Φ 216 (Raise Boring Machine)

2nd phase

Enlargement of the pilot tunnel (Φ > 2.0m)

(Raise Boring Machine)

3rd phase

Tunnel excavation will be completed by means of leg drill and spoil material will be disposed from bottom through access tunnel #2


10. Construction methology – U/G Power House Cavern

UCPSPP project


General layout Plan

10. Construction methology – U/G power house cavern

ACCESS TUNNEL B=7.0m, H=6.0m

POWERHOUSE B=26m, H=51m,

L=165m

AQUIFER TUNNEL B=3.1m, H=3.3m

TAILRACE TUNNEL B=6.0m, H=6.0m

VENTILATION TUNNEL

B=5.4m, H=5.4m CABLE TUNNEL B=4.1,m H=5.1m

WORK 2 TUNNEL B=7.0m, H=6.0m

TRANSFORMER TUNNEL B=7.0m, H=6.25m

WORK 1,1A TUNNEL B=4.5m, H=5.1m

TRANSFORMER B=18m, H=6.5,

L=170m



TAILRACE TUNNEL ( EL 433.85 )

ACCESS TUNNEL ( EL 461 )

VENTILATION TUNNEL ( EL 479 )

VENTILATION TUNNEL

TAILRACE TUNNEL

ACCESS TUNNEL

U/G Power house cavern



Cavern excavation sequence

• Power house will be divided into 7 stages for excavation

1st stage

1A1B2A3A (V/T)

• Excavation sequence plan

2nd stage

2B3B (V/T)

3rd stage

47 (V/T or A/T)

4th stage

5689 (A/T)

5th stage

111410 (T/T)

6th stage

1213 (T/T)

7th stage

1516 (T/T)

* ( ) ; Mucking V/T – Ventilation tunnel A/T – Acess tunnel T/T – Tailrace tunnel

Access Tunnel

Tailrace Tunnel


Appendix-1 Dam concrete work : Conveyor belt systems

UCPSPP project


Appendix-1 Dam concrete work : Conveyor belt systems


Appendix-2 Equipment lists

UCPSPP project


Equipment lists – Lot1A

Item Equipment Name Size Required Number

Status

Partner Subcon. Others

Aggregate producing

CP 200ton/HR 2 2

Batching/ Mixing

BP (RCC) BP (CVC)

Chiller Plant Cement silo

150m3/HR 100m3/HR

3500ton

2 1 3 1

2 1 1 1

Transportation Conveyor belt

Telescopic conveyor system

540m 36m

1 1

1 1

Placing Dozer

Vibro Roller

10~15ton 3 5

3 5

Others Tower crane Mobile crane

73m x 5ton 50ton

1 1

1 2



Equipment lists – Lot1B

Item Equipment Name Size Required Number

Status

Partner Subcon. Others

Drilling/ Blasting

2 Boom Jumbo 3 Boom Jumbo

Surface drill RBM

~198m2

64~102mm

200m

4 1 4 2

4 1

2

4

Mucking Mini Excavator Wheel loader

Articulated dumper

0.3m3

4.3m3

27ton

2 2 10

2 2

10

Supporting/ Lining

S/C spraying machine BP (CVC)

Mixer truck Con’c pump

30m3/h 100m3/h

7m3

65m3/h

2 2 5 1

1 1

2 5

Others Ventilation

Electric supply 1 L/S 1 L/S

1 L/S 1 L/S



Thank you for your attention !

UCPSPP project

technical presentation 10th nov 2014 upper cisokan rev fin-1

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