Hydro Projects

1

Status of Hydro Electric Projects under Execution As on 31.05.2011

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Name of Project

Executing Agency

Date ofCEA clearance /

Approval

Capacity (MW)

Broad Features

Cost (original/latest)

State

Region

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Status

Commng.

Schedule

(original/

Now Ant.

Broad Present Status Remarks/issues

A. Projects as per 11th Plan Programme

Central Sector 1 Parbati-II

NHPC 12.10.1999/11.09.2002 4x200 = 800 MW Broad Features :

Dam – 85m High, concrete gravity HRT- 6m x 31.52km S.Shaft-17m x 130m P.Shaft-2 x 3.5m x2133m P.House- Surface Turbine- Pelton Switchyard- 400 kV Cost:

Original: 3919.59 Latest: 4079.44

H.P. NR CS

Execution

2009-10 2014-15

Civil & HM works: awarded to M/s Patel SEW JV (Dam & part HRT) on 11.09.2002, M/s Himachal JV (HRT) on 11.09.2002, M/s Gammon (I) Ltd. (Power House, Pr. Shaft, Surge Shaft & part HRT) and M/s BJ_Techno-HAS(JV) (Jiwah Nallah) on 11.09.2002. Dam- Excavation completed 168258 cum Dam & Inlet structure concreting out of 195977 cum completed. Head Race Tunnel- 26610 m excavation out of 31525m completed Total Overt lining: 14572 m excavation out of 31525m completed Feeder Tunnels (Jiwa Nalah): 3270 m exc.out of 4560m done. (Manihar-Pancha) 2162 m excavation completed out of 2252m. Pressure Shafts- Inclined pressure shaft (left) – Ferrule erection 1290 m out of 1546m completed. Ferrule erection in right Pressure Shafts completed. Power House -Excavation completed and 23505 cum sub structure and super structure conc. completed out of 60000 cum. progress hampered due to PH back slope failure on 20/21st Feb., 2007. E&M Works:Work of power house was suspended due to slide of backhill slope has been resumed and presently concreting is in progress . Erection of pit liner for unit-I , II completed. HM Works: Supply of HM components is in progress.

-Slow progress of excavation of HRT due to poor geological strata especially in Face-4. For treatment of strata ahead of face-4 of HRT, work has been awarded to M/s Jager-Bau for treatment of fault zone ahead of TBM face. - Rock busting phenomena in Face-III in HRT. - Ban on use of aggregate by H’ble High Court of H.P. -Slide in Power House area in April, 04 June, 06, & Feb, 07.

2 Chamera-III

NHPC 10.10.2003/01.09.2005 3x77= 231 MW Broad Features :

Dam –68m High, concrete gravity HRT- 6.5m x 15.9km S.Shaft-24m x 110m P.House-Uunderground Turbine- V.Francis Switchyard- 220 kV Cost:


H.P. NR CS

Execution 2010-11 2011-12

Civil Works: Awarded to M/s HCC Ltd. on 21.09.2005. Dam Area:

Dam concreting completed. Head Race Tunnel- 13708 m contact grouting completed out of 15900 m. E&M Works: Pre-commissioning of Unit-1&2 completed and in Unit-3 testing is in progress. Erection of MIV of Unit-3 is in progress. Erection of GIS and Pothead yard are in progress. Cable laying is also is in progress. HM Works: All Turnion assemblies erected and concreting completed. All arms, girders & bracing erected in Bay-1&2 and fixing of skin plate is in progress. Erection of arms, girders & bracing is in progress in Bay-3. In Intake Gates, erection of 2nd stage embeded parts completed. Erection of embeded parts is in progress in all gates.

- Labor agitation and stoppage of works for 3-4 months in June, 2006 - Washing away of coffer dam in July, 2007. HRT lining & Dam alongwith associated HM works are critical. - Work progress slower due to shortage of manpower of HCC and OMIL & due to land slide.

3 Parbati-III

NHPC

12.11.2003/09.11.2005 4x130 = 520 MW Broad Features :

Dam – 43m High, Rockfill HRT- 7.25m x 7.98km S.Shaft-20m x 114m P.Shaft-2 x 4.5m x345m P.House- Underground Turbine- V.Francis Switchyard- 400 kV Cost:


H.P. NR CS

Execution 2010-11 2012-13

Civil works: Awarded to M/s Patel – L&T Consortium & M/s Jager – Gammon JV respectively on 15.12.2005. Rockfill Dam:

Rockfilling above 1300 m: 2,91,600 cum completed out of 353000 cum. Head Race Tunnel: Excavation completed & 3662 m of overt lining completed out of 7865 m. Surge Shaft- 93 m concreting completed out of 147 m. Vertical Pressure Shaft: 100 m of steel liner erection completed out of 310 m. Tail Race Tunnel- 718 m D/S Overt Conc. out of 1094 m completed. E&M Works: Design & Engg. works in progress by M/s BHEL. EOT crane installed in service bay and extended to Unit-III for full capacity. Draft tube liner erection completed in all Units. In Unit-1,concreting of Generator Barrel completed and handed for E&M works on 16.03.11. In unit-2, Scroll case erection completed and concreting in progress. In unit-3, scroll case erection completed. Progress of E&M work has suffered badly in the past due to delay in re-deployment of erection contrator by M/s BHEL.

-Construction of Sainj By-pass road. -Poor geology in HRT - Delay in award of E&M works due to decision on participation of Chinese companies.

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HM Works:D&E works in progress by M/s Om metals-SPML (JV) . Erection of steel liners for Pressure Shaft in progress.

4

Kol Dam

NTPC 30.6.2002/Oct.2002 4x200 = 800 MW Broad Features :

Dam – 163m High, Rock & Gravell fill Penstock Tunnel: 4nos. 6.45m dia, 1600m long P.House- Surface Turbine- V. Francis

Cost:


H.P. NR CS

Execution

2008-10 2012-14

Gravity Dam: Excavation in Dam area completed. Excavation in Spillway area 147.71 lac cum out of 169.8 lac cum has been completed. Coffer Dam Filling: Completed. Main Dam: 87.89 lac cum filling completed out of 110 lac cum. Clay filling – 14.94 lac cum out of 21 lac cum completed. Other materials filling – 72.95 lac cum out of 89 lac cum completed. Spillway concreting: 2.58 lac cum concreting completed out of 4.45 lac cum. Power Intake Concreting: 56917 cum out of 63400 cum has been completed. Power House-: 1.09 lac cum primary conc. out of 1.26 lac cum and 20852 cum secondary conc. Out of 26500 cum have been completed. Unit-1: Boxed up on 22.10.2009. Unit-2: Boxed up on 09.08.2010. Unit-3: Boxed up on 13.01.2011. Unit-4: Runner lowered on 09.07.2010. Stator assembly completed. MIV erection completed. Penstock : Erection of penstock liners completed. Erection of D/T gates are in progress. Erection of Generator Transformer completed for all four units.

- Clay/earth filling of main dam. - Grouting of dam galleries. - Concreting of spillway.

5 Ram Pur (SJVNL)

SJVNL 16.12.2005/25.01.07 6x68.67= 412 Broad Features:

HRT-10.5m x 15.08Km S.Shaft- 38m x 149m P.House- Surface Turbine- Francis Switchyard – 400 kV

Cost:


H.P. NR CS

Execution

2011-12 2013-14

CCEA clearance obtained on 25.01.2007. Civil works awarded to Patel Gammon JV on 01.02.2007. LOI for E&M works issued to BHEL on 16.09.08. 13 km out of 15.18 km HRT heading excavation has been completed. 6 km benching 3.7 km overt lining & 1.3 km invert has also been completed Main Surge Shaft (149 m): Excavation completed and lining in multi junction has also been completed. Model test of turbine completed. Service Bay # 1 : EOT crane girders assembled. Service Bay # 2 : EOT crane erection is in progress.

Slow progress of HRT due to poor geology. Power house works moving on critical path due to slope failure in Feb. 2010.

6 Uri-II


Dam – 52m High, concrete gravity HRT- 8.4m x 4.27km S.Shaft-25m x 78m P.House- under.ground Turbine- V. Francis Switchyard – 400 kV Cost:


J&K NR CS

Execution

2009-10 2011-12

Civil Works: awarded to M/s HCC Ltd., on 21.09.2005. The work has earlier been severely hampered due to devastation by earthquake on 08.10.2005. Dam- Concreting completed. Open Channel & Desilting Chamber:

53397 cum concreting out of 56845 cum completed. Head Race Tunnel:

Overt lining: 4126 m completed out of 4235 m. Invert lining 4111 m completed out of 4235 m. Power House: 19593 cum concreting out of 19596 cum completed. Surge Shaft: 74 m lining completed out of 76 m. TRT : 3557 m of overt lining completed out of 3600 m & 1264 m of invert lining completed out of 3600 m. E & M works: Erection of draft tubes for all units completed. Erection of Spiral Casing and lower pit liner for all Units completed. Unit 1 - Boxing up has been completed. Unit 2 - Box-up in progress.Unit 3 - Box up in progress.Unit 4 - Erection of E&M components in progress. HM works: Erection of Pressure shaft liner/ penstock is in progress. Erection of second stage embedded parts has been completed for Head Regulator gates. Erection of Trash Rack for Head Regulator Gates and HRT Intake has been completed. In Dam, 1st stage embedded parts has been erected. SRG 1,2&3; 5nos. gate panels has been erected and welding is in progress. Further in SRG 4; 3nos gate panel erected..

- Earthquake on 08.10.2005 - Flash flood in March, 2007 and May, 10d washing away of coffer dams. -Massive slide on the right side of Dam in January, 08. -Widening of NH 1A by BRO. - Collapse of bridge being constructed in river Jhelum in Nov, 2008. - HM & E&M works are critical. - Local disturbance. - Rainfall & snowfall in March, 2011.

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7 Chutak

NHPC 23.04.2004/24.08.2006 4x11 = 44 MW Broad Features:

Barrage- 5 bays, 47.5 long HRT- 5.9m x 4.370m S. Shaft- 19m x 59m P Shaft-3.25m x 37m (2 no) P.House- Underground Turbine- V. Francis Switchyard- 33 kV Cost:


J&K NR CS

Execution

2010-11 2011-12

Civil works: awarded to M/s HCC Ltd. on 23.09.2006. River diverted on 22.11.2007. Barrage: Concreting upto crest level completed. HRT: 1790 m grouting completed out of 2095 m. Pressure Shaft: 17m vertical concreting of PS-I completed out of 30m. Vertical excavation of PS-2 completed.

E&M Works: U-1- Rotor has been lowered in the Barrel. U-2- Brazing of stator winding started and core building of rotor has been completed.U-3-Work of pivot ring assembly has been completed. U-4- Stator & Rotor assembly in progress.

HM Works:Erection of all 5 Radial gates completed. 2nd stage concreting of intake surge shaft & draft tube gates is in progress.

-Extreme cold climate. - Delay in award of E&M works due to poor participation and re-tendering. - HM works package award delayed due to abnormal high price bid. Supplies of E&M equipments by BHEL. Shortage of diesel.

8 Nimoo Bazgo

NHPC 16,03.2006/24.08.2006 3x15 = 45 MW Broad Features:

Dam –57.5m High, concrete gravity Spillway- 5 x 65m Penstock- 3 x 63mx3.3m P.House- Surface Turbine- V. Francis

Switchyard- 33 kV Cost:


J&K NR CS

Execution

2010-11 2012-13

Civil works: Awarded to M/s HCC Ltd. on 23.09.2006. Dam: 35354 m concreting balance in L/S non overflow blocks. Power House: 16400 cum concreting completed out of 23000 cum. E&M Works: U-1- Erection of upper pit liner & pipes completed.U-2- Spiral case embeded in concrete.U-3 Generator barrel concreting up to EL 3055m completed. HM Works: Erection of all radial gates has been completed.

-Extreme cold climate. - Delay in award of E&M works due to poor participation and re-tendering. - HM works package award delayed due to abnormal high price bid. Supplies of E&M equipments by BHEL. - Shortage & manpower for E&M works.

9 Koteshwar

THDC 10.04.2000/ 4x100=400

Broad Features:

Dam – 97.5m High, concrete gravity P.House- Surface Turbine- V. Francis Cost:


Uttaranchal

NR CS

Execution

2005-06 2010-12

Most of the civil and HM works completed. Unit Erection: U-1 & U-2 commissioned during March, 2011.

U -3: Generator barrel constructed. Rotor & Stator assembly in progress. U-4: Concreting around spiral casing to generator barrel is in progress

- Flash flood occurred on

20/21st September, 2010.

- Geological subsidence occurred on Diversion Tunnel on 17.1.2010.

10 Loharinagpala

NTPC 11.08.2004/June, 2006 4x150 = 600 MW Broad Features :

Barrage–4 bays of 15m HRT- 6m x 13.85km P.Shaft-2x 4m x 500m P.House- underground Turbine- V.Pelton

Cost:


Uttaranchal

NR CS

Execution 2011-12

-

Erection of anchor rages of spillway radial gates completed. Head Race Tunnel works awarded in July, 2006 to M/s Patel Engg. Barrage and Desilting arrangement package awarded in July, 2006 to M/s HCC, Mumbai. Power House and Penstock works awarded in Sept.,06 to M/s Patel Engg. Hydro-mechanical package awarded in Aug., 07 to M/s Texmaco Ltd. E&M works awarded to M/s Voith Siemens in January, 2008. Work of Barrage & Desilting chamber under progress, River diverted on 14.12.2008 and 2.08 lac cum out of 2.40 lac cum excavation of barrage completed. Excavation of adit, main access tunnel in progress. Excavation of adit to TRT completed. Gunagu adit work 262 m completed. MAT works upto 327 m completed. Work in intermediate adit to pressure shaft completed. Excavation of switchyard 66602 cum completed. 2084 m HRT completed. Surge shaft excavation 30370 cum completed. Work held up due to agitation by environmentalists.

- Delay in forest clearance for approach road to Helgu adit. - Slow progress due to slide zone in approach road area to Gunagu adit. - Work suspended since

20.02.2009 on directive of

MoP, Govt. of India.

11 Tapovan Vishnugad

NTPC Uttaranch

al Head Race Tunnel work awarded in Nov., 2006. Barrage & Desilting Chamber package awarded in January, 2007. P.H. &

- Delay in HRT work due to late procurement/ deployment

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11.08.2004/Nov, 2006 4x130 = 520 MW Broad Features :

Barrage–5 bays of 12m HRT- 5.4m x 11.97km P.House- underground Turbine- V.Pelton

Cost:


NR CS

Execution

2011-12 2013-14

penstock package awarded in May, 2007. E&M works awarded to M/s BHEL in January, 2008. 400 KV GIS awarded to M/s AREVA T&D Ltd. in July, 2008. HRT from Intake D/s excavation 1540.5 m out of 3012.30m, U/S excavation 226.5 m out of 241.4 m and HRT by TBM 2613.8 m out of 8618.6 m completed. Excavation of Desilting Chamber under progress and 15.03 lakh m3 out of 16.90 lakh m3 completed. Excavation of main access tunnel and Ventilation Tunnel completed. In TRT 26835 cum out of 45000 cum open exc. & tunnel excavation completed. Concreting 1920/3270 cum done. Adit to surge shaft bottom completed. Excavation in switchyard is completed. Surge shaft excavation: Surge shaft full widening 87.5 m out of 144.3 m completed. Penstock excavation completed.

of TBM by civil contractor (about 20 months.) - Slow progress of barrage & desilting chamber. - Surge shaft work slow due to poor geology. - Heavy water ingress in

HRT w.e.f. 25.12.2009 and

excavation by TBM is held

up.

- Contract for barrage & desilting chamber terminated and re-tendering work anticipated by June, 11.

12 Teesta Low

Dam-III


Barrage – 140m Height Penstock-4x 7m x 50m P.House- Surface Turbine- Kaplan

Swutchyard – 220 kV Cost:


W.B. ER CS

Execution. 2006-07 2012-13

Civil works: Awarded to M/s Patel Engg. Ltd. on 28.10.2003. Dam Cellular wall concreting: 63878 cum concreting completed out of 67315 cum. Barrage- Barrage Blocks I to II: 32320 cum concreting Completed out of 59250 cum. Power House- 95910 cum conc. completed out of 97196 cum. Tail Race channel: 857576 cum excavation out of 860000 cum completed. E&M Works:Unit#1: Erection of generator stator and lowering of rotor completed. Unit axis alignment completed. Erection of auxiallaries is in progress. Unit#2: Installation of lower bracket assembly in pit and turbine assembly completed. Assembling of rotor in service bay completed. Erection of generator stator in service bay and lowering of rotor & starter completed. Unit axis aligment and box-up and erection of auxillaries is in progress. Unit#3: Installation of turbine assembly completed. Preparation in Service bay and installation of Lower Bracket Assembly completed. Assembly of rotor & Generator stator erection in service bay is in progress. Erection of auxiallaries is also in progress. Unit#4: Erection of Draft tube, Scroll case completed.Installation of turbine assembly and Erection of auxiallaries is in progress. Hydro-Mechanical Works:Erection of Penstocks completed. Erection of intake service gate 1&2 completed and is under progress in gate no.3&4. 21% Erection of Intake stoplog gate 1&2 completed.ET&C of spillway stoplog Bay S-5, S-6 & S-7 completed. Erection of Radial gate in Bay No. 4 & 5 completed and is under progress in Bay no.-7. Erection of Intake stoplog Gantry crane & Draft tube gantry crane is in progress.

-Delay in forest clearance -Slope failure in Power House and Intake area. - Frequent interruption of works by local people and stoppage of works due to GJM agitation. - Flash floods in the year 2007 & May, 2009. -Inadequate labour at site. - Concreting of barrage bays 1 & 2 and associated HM works are critical. - Law & order problem. - Works held up at site from 10.05.2010 to 19.07.2010 due to local issues. - Breaching of coffer dam during monsoon (July/August, 2010) and barrage bays 1&2 inundated and flooded.

13 Teesta Low

Dam-IV


Dam –45m High, concrete gravity Penstock-4x7m x45m P.House- Surface Turbine- Kaplan

Swutchyard – 220 kV Cost:


W.B.. ER CS

Execution 2009-10 2013-14

Civil works: awarded to M/s HCC on 19.01.2006. Excavation of Dam Spillway: 916222 cum completed out of 922047 cum. Concreting in spillway glacis and piers: 134846 cum completed out of 135754 cum. Power House: 101141 cum concreting completed out of 141614cum. E&M Works: Design/Engineering in progress by M/s BHEL. 97% of erection of EOT crane completed in service Bay. Erection of Draft Tube Liner in all units completed. Erection of Spiral case in U#1&2 is in progress and 52% & 17.5% completed respectively. HM Works:Design/Engineering in progress by M/s OM METALS. 62.5% erection of Penstock Liner completed. 43.5% erection of Radial gate in Bay 1 to 7 completed. 19% erection of silt flushing gate completed.

-Delay in forest clearance - Frequent interruption of works by local people and stoppage of works due to GJM agitation. - Flash floods in the year 2007, May, 2009 and July/August. 2010.. - Works held up at site from 10.05.2010 to 19.07.2010 due to local issues. - 2nd stage river diversion planned during November, 11.

14 Subansiri Lower

NHPC 07.06.2001/09.09.03 8x250= 2000 MW Broad Features :

Ar.P/Assam

NER CS

Execution

Civil works: awarded to M/s BGS-SGS-Soma JV (Dam/Barrage and HRT) on 19.12.2003 and M/s L&T Ltd. (Power House & Tail Race works) on 19.12.2003. Diversion tunnel: River diverted on 25.12.2007. Dam concreting : 457262 cum completed out of 1351000 cum.

- Signing of MoU with State Government of Assam. - Washing away of coffer dam in the year 2008. - Slope failure of power house

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Dam –116m High, concrete gravity HRT- 8 x 9.5m x 1145m P.Shaft-8x 9.7m x2153m P.House- Surface Turbine- Francis

Switchyard – 400 kV Cost:


2010-11 2013-15

Intake Structure: 198104 cum concreting completed out of 260000 cum. Head Race Tunnel (I-VIII): 6434 m heading excavation completed out of 7124 m. 3049 m benching excavation completed out of 7124 m. 2047 m concrete lining completed out of 7124 m. Surge Tunnels (8 nos.): Surge Chamber has been modified to 8 nos. surge tunnel. 1608 m heading excavation completed out of 3545 m. Pressure Shaft- Vertical Pressure Shaft Slashing: 120 RM excavation out of 382 RM completed. Surface Power House: Concreting: 99150 cum out of 308000 cum completed. E&M Works: One no. 200/30/10 T EOT crane, two nos.340/40/10 T EOT Crane-I and one no 100 T EOT Crane in service bay commissioned. Parts of upper & lower pit liner all units, draft tube elbow unit-1 to unit-8, Guide Vanes Unit-1 to Unit-8, Stay Ring all units MIV power pack all units and Bus duct & Accessories of all Units have reached at Project. Supply of other parts is in progress. Erection and welding of DT-Liner-1(88%) and DT liner in Unit-2 ( 88%) done. HM Works:Supply of Penstock liner plates - 58%, Draft tube gate & EP and Gantry crane - 88%, HRT Intake trash rack & EP - 97%, HRT Intake bulkhead Gate & gantry crane - 96%, Diversion tunnel gates 91%, Fabrication of 53% of Pressure Shaft Liner at site workshop completed. Erection of 1st stage embeded parts of Intake gate 1,2,3,4,5,6 and 8 are in progress. Erection of 2nd stage EP in Intake gate-7is in progress. Out of total 1593m, 136m pressure shaft steel liner erected.Erection of 1st stage EP of draft tube gates of U-1 & 2 are in progress.

in January, 2008. - Change of surge shaft to surge tunnels. - Law & Order problem. - Damage to bridge at Ranganadi river. - Cut-off wall issue. - Local issues. - Issue of Impact Study & demand for stoppage of works by anti dam activities.

15 Kameng NEEPCO

02 12 2004 /4x150 = 600 MW Broad Features:

Dam :Bichom-75m High, 247.3m long. Tenga – 25.0 High, 103m long. HRT- 6.7m dia, 14.477km. High Pressure Tunnel (HPT)Total length 3.64 km Surge Shaft: 25m dia, 70m H Penstock- 2x 4m P.House- semi-U/G Turbine- Francis Cost:


Ar. Pradesh

NER CS

Execution 2009-10 2016-17

Bichom Dam: Excavation (including intake) (R) 519113/611546 cum and Concreting 6803.18/ 357490 cum completed.

Tenga Dam: Excavation 93580/147075 cum and Concreting 3775/88260 cum completed. HRT: Excavation: 9113.30/14477.50 RM completed. Face-II, III, VI & VII critical, work slow due to bad Geology. Surge Shaft: Open excavation and boring completed, Lining: 40.95/70 RM completed. HPT: Boring of vertical portion 333.40/346.40 RM completed & horizontal portion 1226.16/1684.12 RM completed. Open excavation of surface penstock is in progress. Power House: Excavation 1065092/1214865 cum completed. Concreting 20994.61/75600 cum completed. HM Works & Penstock: Fabrication & erection of penstock steel liner and HM works are in progress. Electro-mechanical works: BHEL mobilized at site & D/T liner received at site. Laying of earth-mat in Unit area in progress. E&M equipment and material are reaching site progressively.

- Change in Crest level from EL 755m to EL 735m, length of dam increased from 247.3m to 264.15m. Also, Diversion arrangement modified. - Subsequently delay in construction drawings from consultant i.e. SMEC. - Slow progress in Dam & HRT due to various reasons ie. Bad geology, heavy seepage, in adequate machinery at site etc. - Work suffered due to flash flood in Oct. 08. - Contractual issues.

State Sector 16 Uhl-III,

Beas Valley Power Corporation Ltd. (HPSEB) 19.09.02 / (TEC -2x50 MW) 3x33.3 =100 MW (Revised vide HPSEB

H.P. NR SS

Execution

2006-07 2012-13

Neri Khad works (Trench weir, Intake Structures, Water conductor system upto Khuddar Reservoir): 35066 cum excavation and 985.5 cum concreting completed by previous contractor. Work rescinded on 21.05.08. Fresh award given to M/s CCPL on 25.10.2008. New contractor has started the work. 45186 cum out of 47586 cum excavation and 13688 cum out of 15306 cum concreting completed.

Slow progress of civil works, particularly HRT (which is critical) due to poor geology, difficult area, inadequate mobilization by contractor, etc. Contract for Package-I & Package-V cancelled and

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letter dt. 19.01.07. Broad Features:

HRT-4.15m x 8.47 km S.Shaft- 13m x 57m Penstock- 3.4m x 1860m P.House- Surface Turbine- V. Francis Cost:


U#1:01/13 U#2:02/13 U#3:03/13

Rana Khad Works (Trench weir, Intake Structures, Water conductor system upto Khuddar Reservoir): 97250 cum out of 97590 cum excavation and 18351 cum out of 19000 cum concreting completed. Aqueduct over Rand Khad: 18583 cum out of 18650 cum excavation and 2814 cum out of 2900 cum concreting completed. Out of 645 MT steel, 543 MT has been erected. Storage Reservoir: 47389 cum out of 57895 cum excavation and 29403 cum out of 43001 cum concreting completed. HRT: 6069 m out of 8471 m excavation completed by previous contractor. M/s SSJV contract was cancelled due to slow progress. Fresh award given to M/s CCPL on 30.09.2008. 1044 cum excavation was done by M/s CCPL. Work was again cancelled and awarded to M/s Abir Infrastucture Pvt. Ltd. on 15.10.2010. 23 m out of 1358 m excavation completed and balance is 1335 m. Surge Shaft: 10137 cum excavation out of 10740 cum and 1637 cum concreting out of 2700 cum has been done. Welding of steel liner in transition position of HRT is in progress. Penstock: U/G excavation completed and open excavation (151178 cum out of 155000 cum) is in progress. 24595 cum out of 34845 cum concreting completed. Power House and Tail Race: 26267 out of 31500 cum excavation completed and 6574 cum out of 11250 cum concreting completed. Award for E&M equipments placed on 15.02.2007 to BHEL.

fresh awards placed on 30.9.08. Contract for Package-V again cancelled and fresh award placed to M/s. Abir Infracture Pvt. Ltd on 15.10.10..

17 Swara Kuddu

H.P. Power Corpn. Ltd. HPSEB Clearance: 10.11.2004 3x37= 111 MW Broad Features:

Diversion Structure: 10.45m high Piano Key Weir. HRT- D-Shaped, 5m dia, 11.145Km long. Power House- Under ground Turbine- 500 rpm vertical francis. Switchyard: 220 Kv. Cost:

Original: 558.53 (03/03) Latest: 721.71 (02/08)

H.P. NR SS

Execution 2010-11 2013-14

U#1:07/13 U#2:08/13 U#3:09/13

Package –I (Diversion structure, intake and desilting chambers) – Awarded to M/s Patel Engg. Ltd., Mumbai, on 25.08.2009. HRT works (Package–II) awarded in June, 07. 6829 m out of 11231 m excavation of HRT completed. Lining from Face # 3 & # 4 has been started. Excavation of all the Adits completed. Package – III (Power House Complex) awarded in February, 2009. Excavation of MAT, cable tunnel cum constt adit to PH, valve chamber and pilot hole to top of PH cavern has been completed. Excavation of Power house and transformer cavern is in nearing completion. Award of contract for E&M Package (Package-IV) has been signed on 27.2.2009 with JV of M/s VA Tech Hydro India Pvt Ltd & M/s VA Tech EMF Pvt Ltd with effective date as 13.3.2009. Stipulated period for completion is 38 months i.e. completion by May, 2012.

Slow progress of HRT due to poor geology. The stipulated period for completion of Package-III is 39 months i.e. completion by May, 2012. The stipulated period for completion of Package-IV is 38 months i.e. completion by April, 2012.

18 Priyadarshini Jurala

APGENCO 24 07 02 6x39= 234 Broad Features :

Barrage – 27.8m Height P.House- Surface Turbine- Bulb Cost:

Original: 547 Latest: 547

A.P. SR SS

Execution

2006-07 2007-12

U-6- 2011-12

Power House - Power House concreting in progress. Unit #1- Commissioned on 28.03.2008. COD on 18.08.2008. Unit #2- Commissioned on 31.08.2008. COD on 11.09.2008. Unit #3- Commissioned on 27.06.2009. COD on 07.08.2009. Unit #4- Commissioned on 28.08.2010. Unit #5 – Commissioned on 9.11.2010. Unit #6- Fixing & alignment of stator is in progress.

- Units commissioning delayed due to single shift working by Chinese personnel and Visa renewable problem of Chinese working personnel at site. - Commissioning of Unit# 5 & #6 was delayed due to rectification of stator design problem.

19 Nagarujana Sagar TR

APGENCO 17 01 05 2x25=50 Broad Features:

Dam –29.5m High Spillway- 21nos gate Penstock- 2x 5.35m P.House- Surface Turbine- V. Kaplan

Cost:

A.P. SR SS

Execution 2008-09 2012-13

Civil works: Main Dam: Excavation at dam area is completed and 373531/489560 (76%) cum concreting completed. P.H. Civil works: Excavation completed in PH area and 46360/64500 (72%) cum concreting completed. EOT Crane: EOT crane commissioned. Unit Erection:

Unit-1- Erection of spiral casing completed. hydraulic testing in progress. Unit-2- Lowering and alignment of stay ring completed. H&M works re-awarded to GTV-PES (JV) on 11.5.2009.

- Slow progress in Construction of dam.and associated HM works. - Delay in Award of HM works. - unprecedented floods on 01.10.2009

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Fabrication of all 20 radial gates completed.

20 Lower Jurala

APGENCO, A.P. TEC in July 2007 6x40=240 (120 MW likely to slip) Broad Features: Intake: 18 vents (3 vents for each unit) 4.7m width, P.House- Surface, Turbine- Bulb Design Head- 20m SWYD- 220 kV Cost:


AP SR SS

Execution

2011-12 2012-14

4385487/4507150 cum excavation for approach channel, Intake pool, Power house pit, Tail race etc. completed. Weir: 380426/416700 cum excavation done. 71888/157000 cum concreting completed. Power House: 44593/170000 cum concreting done. Unit # 1,2&3: Erection of draft tube completed. Unit #4: Erection of draft tube segments completed and its alignment is in progress.

- Delay in award of E&M works. - Slow progress of civil works.

21 Pulichintala

APGENCO 120 MW (4x30 MW) 25.04.2007 Broad Features: Design Head: 24 M Power House: Surface Turbine : V. Kaplan Annual Energy: 220 MU Cost:

Original: 380 Crs.(PL 06-07) Latest: 380 Crs.(PL-06-07)

A.P. SR SS

Execution

2010-11 2012-13

Dam is under construction by Irrigation Department, Govt. of A.P. The works for dam construction were awarded to M/s SCL-CR18G JV. Dam concreting works are in progress and about 50% concreting is completed. The excavation of power house completed. and concreting is in progress. The E&M works have been awarded to M/s BHEL in May, 2007. Materials are being received progressively at site. Unit #1 & 2: Erection of draft tube completed and concreting is in progress. Unit-3&4: Concreting in draft tube area is in progress.

- Slow progress of Dam. - E&M works need to be expedited. - unprecedented flood on 02.10.2009.

22 Pallivasal

KSEB 2x30= 60 MW Broad Features: HRT: 3.50m X 3396m Surge Shaft: 7.0m X 49m Pressure Shaft: 2.50m X 1019.20m Penstock: 2.00mX1161.20m Power House: Surface Turbine : Pelton S.Yard: 220kV – Single bus Cost:

Original: 242.95 + US$ 57M

Kerala SR SS

Execution 2010-11 2012-13

Contract has been awarded for construction of the project on turn-key basis to consortium of M/s ESSAR – DEC – CPPL. Progress/Total Qty:

Intake structure excavation – 2786/33492 cum. HRT excavation –2669/3396 m. Overt conc. 229/3396 m Invert Conc.. – 240/3396 m Surge Tank/Forebay excavation – 1960/3710 cum & concreting 288/768 cum. Pressure Shaft excavation : 890/1092 m. Surface penstock excavation –81980/122600 cum. Concreting – 5340/11375 cum. P.H. excavation : 54831/64408 cum. Tail race Channel: 6344/7384 cum.

- Works are getting affected due to poor maintenance of machineries by contractor. - Land acquisition problem for penstock. - Slow progress of civil works. - Change in alignment of Adit to HRT.

23 Bhawani Kattalai

Barrage-II

11.6.99 2x15 = 30 Broad Features:

Barrage –22 gates P.House- Surface Turbine- Bulb

Cost:


Tamil Nadu SR SS

Execution

2006-07 2011-12

Civil & HM works: About 90% of barrage works are completed. Weir and Pier concreting of all 18 vents of barrage completed.. Power House civil works are almost completed. E&M works: Erection of stay ring for both the units has been completed. Erection of auxiliaries system is almost completed. Cabling works are in progress.

24 Bhawani Kattalai

Barrage-III

27.03.02 2x15 = 30 Broad Features:

Tamil Nadu SR SS

Execution

Civil & HM works: About 75% of barrage works are completed.

Civil works of barrage are being done in three phases. For Phase-

I, all civil works are completed and for Phase-II & III, piers and

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Barrage –22 gates P.House- Surface Turbine- Bulb

Cost:


2006-07 2011-12 (Efforts)

weirs have been completed. Erection of 5, out of 16 barrage gates

have been completed. In Barrage about 74% works completed.

All the barrage works are programmed to be completed by August, 2011. In Power House, about 86% works completed. E&M works: Erection of stay ring are in progress.

25 Myntdu,

MeSEB 20.09.99/ 2x42+1x42 = 126 Broad Features:

Dam –63m High HRT- 3316.46mx3.4m dia Power House- Surface Turbine- V. Francis

Cost:


Meghalaya NER SS

Execution

2006-07 2011-12

Flash flood on 20.5.10 caused damage to already erected electrical equipment. Main Dam: Excavation completed and 331881 out of 332311 cum concreting completed. HRT & HPT: Completed. Surge Shaft: Works completed. Surface Penstock: Excavation completed. 27178 cum out of 27385 cum concreting completed. Fabrication completed. Erection 3070.52 m out of 3129m completed. Power House: Excavation completed. 19972/20362 cum substructure and 2804/4050 cum super structure concreting completed. Tail Race: Excavation & lining completed. E&M: Rectification of damaged equipment is under progress. HM works: Erection of Radial gates is nearing completion.

Delay in commissioning due to flash flood occurred on 20.5.10.

26 New Umtru

MeSEB, 2x20=40 Broad Features: Diversion Structur-Gated structure (FRL-130.1m, MDDL-123.3m) HRT- 5m dia, 750m long P.House- Deep Set SWYD- 132 kV Cost: 194.3 Cr. 194.3 Cr.

Meghalaya NER

2011-12 2013-14

Civil works awarded to M/s ITD Cementation (India) Ltd. in Dec. 2007. Work resumed 5th Dec. 2008. Order for HM works has been placed to M/s SEW Texmaco in January, 2009. E&M works awarded to VA Tech Hydro (ANDRITZ) in Feb. 2009. Surge shaft: Open excavation completed and 24 m deep completed out of 34.5 m. HRT: Excavation 320 m out of 753 m completed. TRT: Excavation 300 m out of 702 m completed.

Extremely slow progress of civil works.

Private 27 Karcham Wangtoo

Jaypee Karcham Hydro Corporation Ltd. 31.03.2003/30.3.2006 (FC) 4x250=1000 Broad Features :

Dam – 98m Height HRT- 10.48m x 17.2km P.Shaft-4x 4.7m x291m P.House- underground Turbine- Francis Cost:


H.P. NR PS

Execution

2008-09 2011-12

Financial closure achieved on 30.3.2006. Design, engineering, procurement & construction contract awarded to M/s JAL on 09.07.2003. LOI for E&M works issued on 30.10.2007 in favour of Voith-Siemens – Adritz VA Tech Hydro Karcham Wangtoo Consortium. Civil works almost completed. Water conductor system has been filled upto BVH. Unit-1 commissioned on 24.5.2011.

Erection of other units are in various stages.

28 Budhil

Lanco Green Power Pvt Ltd 1.06.2005/ Jan, 06 (FC) 2x35=70 MW Broad Features: Dam-58m High HRT-4m x 6028m\.House- underground Turbine- V. Francis Cost:


H.P. NR PS

Execution

2008-09 2011-12

Financial closure achieved in March, 2006. All works awarded and are under progress River diversion works completed. Dam : Concreting of 43306 cum out of 44595 cum completed. HRT: 6270 m excavation completed and 4189 m overt lining has been completed. Power House: EOT crane is in operation. Unit erection is in progress. E&M Works: Works awarded to M/s Dongfong Electric Corporation Limited, China. Unit #1 is ready for boxing up.

HRT lining & E&M works are critical.

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29 Malana-II

Everest Power Pvt. Ltd. 15.10.2004 by HP Govt./ 2x50=100 MW Broad Features:

Dam –45.5m High HRT- 3m x 4.874 km S. Shaft- 6m x 90m P. Shaft- 2.5m x 666m P.House- underground Turbine- Pelton Cost:


H.P. NR PS

Execution

2008-09 2011-12

Financial closure on 03.08.2006. Dam: Dam works almost completed. HRT: Work in advance stage of completion. Power House: All major civil works for both the units is complete. E&M Works: Both the units are boxed up and dry test is in progress.

HRT works slow due to poor geology. Inter connection agreement with M/s ADHPL is yet to be signed.

30 Sorang

Himachal Sorang Power corporation Ltd. June, 2006/ 2x50= 100 MW

H.P. NR PS

Execution

2012-13 2012-13

Financial closure achieved in June, 2007. Civil & HM works awarded to NCC – Maytas – SSJV consortium in June, 2007. E &M works awarded to M/s Voith Siemens in June, 2007. All infrastructure works including bridge completed. Excavation of PH cavern and transformer cavern completed. HRT excavation has been completed and lining is to start shortly. Penstock: 12541 cum excavation out of 13119 cum has been completed. Surge Shaft: Pilot hole slashing has been completed.

Difficult area, accessibility and availability of working period.

31 Shrinagar

GVK Industries Ltd. 14/06/2000/ FC 4x82.5=330 Broad Features:

Dam –66.5m High, concrete gravity HRT- 13m x 889m Penstock-4x 5.6m x 114m P.House- Surface Turbine- Francis

Cost:


Uttarakhand NR PS

Execution

2005-06 2012-13

- Order for civil works awarded to M/s NCC-GVKPL consortium on 11.06.07. - LOA for E&M works issued to M/s BHEL in April, 2007. - HM works awarded to M/s Precision Infratech Limited. - Financial closure achieved on 3.8.2007. Progress/Total Quantity of various Activities: - Dam excavation (100%) completed. Concreting 53% done. - HRT excavation completed and lining 34% completed. - Power Channel excavation 92% & concreting 33% completed. Surface penstocks: Excavation completed. Concreting 7% completed. Penstocks 94 % completed. - Power House excavation completed and concreting in progress.. Unit Erection:

Unit # 1; Erection of stay ring & spiral casing is in progress. Unit #2: Erection of stay ring & spiral casing pedestal work is in progress. Unit #3: Draft tube erection in progress. Unit #4: Draft tube erection in progress.

- Concreting of dam is critical. - Desilting chamber is critical

32 Maheshwar,

SMHPCL 30 12 96/ 29.9.2006 (FC) 10x40= 400 Broad Features: Dam-35m High, concrete gravity P.Shaft-10x7.82m x 52m P.House- Surface Turbine- Kaplan Cost:


M. P. WR PS

Execution

2001-02 2011-13

(120 MW 2011-12

with efforts)

CIVIL & HM WORKS:

All major civil works related to dam and intake are completed. Civil works in power house area is progressing as per the schedule of erection of various units. Erection of 22 nos. out of total 27 nos of radial gates is completed in all respect. The erection of balance 5 nos. radial gates was held up for want of clearance from competent authority. Now after the clearance, work on 3 gates out out of 5 have been re-started and for balance 2 gates are being taken up. Unit Erection:

Unit-10: Boxed up. Unit-9: Unit alignment in progress. Unit-8 : Boxing up in progress. Unit-7 & 6: Barrel concreting is in progress. Unit-5 to 1: Erection of units are in various stages.

Cash flow problem. Commercial issues with BHEL. R&R issues.

33 Chujachen

Gati Infrastructure Ltd, Secunderabad 30.11.2004 (State Govt.)/ 2x49.5= 99 MW Broad Features:

Dam – Rampo- 48.5m High

Sikkim ER PS

Execution

2009-10 2011-12

(Efforts)

Financial closure achieved on 14.03.2007

Civil works: awarded to M/s SEW & PRASAD (JV) Hyderabad on 09.03.2006. Rongli Dam: All excavation & concreting works completed. Rongli Intake excavation and concreting completed. Rangpo Dam: Excavation completed and concreting of 70644/81000 cum completed. Intake excavation and concreting

- Flash flood on 16.04.2009 washing away Rangpo coffer dam. - Very slow progress in HRT lining works.

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Rongli- 41m High HRT- Rampo-3.3m x 2578m Rongli-3.5m x 2256m Common-5.2m x 3225m S. Shaft-12m x 104m P.House- Surface Turbine- V. Francis Cost:


completed. Surge Tank: Excavation, concreting & grouting work completed. HRT: Excavation almost completed. Lining work 2700 m completed. BF Valve: Excavation completed and concreting 616.5/900 cum completed. Pressure Shaft: Excavation completed. .Erection of steel liners completed. Concreting & Grouting 10554/11315m completed. Surface Penstock: Excavation completed. Erection 542/645 m completed. H&M works: awarded to M/s PES Engineers Pvt. Ltd on 11.12.07. Erection works in various phases of completion. Erection of tower 63/91 completed. TRT – Excavation & lining completed. Units: Both units boxed up. Switchyard 11/132 kV: Completed.

34 Teesta-III

Teesta Urja Ltd. (TUL) 12.05.2006 6x200=1200MW Broad Features:

Dam-Concrete with chute spillway 60m high. HRT- 7.5m dia, 13.325Km long. Press. Shaft- 3nos. 3.8m dia. Power House- Under ground Turbine- Pelton Cost:

Original: 5705.55 Crs. Latest: 5705.55 Crs.

Sikkim ER PS

Execution

2011-12 2012-13

State clearance to the project accorded on 18th July 2005. TEC from CEA accorded on 12.05.2006. Environment and Forest clearance have been obtained. Private and Forest land acquisition has been completed. LOA for turnkey execution of the project placed on the EPC consortium led by M/s Navayuga Engineering Company, Hyderabad and AIPL on 18.04.2007 and contract agreement signed on 12.09.2007. Flushing Tunnel heading excavation has been completed. HRT: 13.3/13.816 km excavation completed. 3.258 km lining completed. Excavation of all the access tunnels to the Machine Hall, GIS hall & TRI completed. TRT: Excavation completed. The electro-mechanical works have been awarded to consortium led by M/s VA tech Hydro and the contract has been signed on 18.10.2007. Diversion tunnel: Excavation completed. Pressure shaft excavation: Inclined portion and Horizontal portion completed and vertical portion is in progress. Erection of steel liner is in progress. Power House: Excavation of transformer cavern 46292/58654 cum completed. Unit # 1,5&6 pit concreting completed. EOT crane commissioned in the Power House.

As per contract, the commissioning of three units is in 2011-12 and other three units in 2012-13. Project authorities have intimated that all the six units would be commissioned during 11th plan (from August, 2011 to January, 2012.) Considering the present pace of civil works & mobilization done at site, it is possible to commission the units as per the revised schedule, indicated by the project authorities provided no major geological surprises / bottlenecks are encountered and completion of E&M works is done for all the units well in time..

B. Projects likely to give benefits beyond 11th

Plan Central

35 Kishanganga

(NHPC), J&K

20.07.07 3x110 330 Cost:


J&K NR CS

Execution 2016-17 2015-16

Spillway left bank: 86800 cum excavation completed out of 300000 cum. HRT : 3093m excavation completed out of 8630 m. Surge Shaft: 2865 m of excavation completed out of 6000m.

Disturbance in Kashmir valley affected the progress of works. - Rainfall in March, 2011.

36 Pare

NEEPCO 2x55 = 110 MW

Ar. P NER CS

Execution 2013-14

Civil works awarded to M/s HCC ltd. on 12.10.2009. E&M works awarded to M/s Andritz Hydro Pvt. Ltd on 01/10/2010. H&M works awarded to M/s Precision Infratech Ltd on 03.12.2010. Diversion Tunnel: Excavation 86/275 m completed. Surge shaft: Excavation completed. Concreting to be taken up. HRT: Face-1- excavation 138/778 m, & Face-II excavation 151/1038 m & Face-III excavation 13/1012 m completed. High Pressure Tunnel: Excavation is in progress. Power House: Excavation 108281/125000 cum completed. Concreting 60/35000 cum completed. Revised CCEA clearance obtained on 14.01.2011. Dam: Excavation is in progress.

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37 Tuirial

NEEPCO 2x30= 60 MW

Mizoram NER CS

Execution 2014-15 2014-15

Works resumed. Revised CCEA approval accorded on 14.01.2011.

State

38 Baglihar-II

JKPDC 3x150= 450 MW

J&K NR SS

Execution 2014-15 2014-15

Some works already taken up with Baglihar-I. Works have been allotted but yet to start.

39 Kashang-I

H.P. Power Corpn. Ltd. 31.07.08 65 MW

H.P. NR SS

Execution 2012-13 2012-13

Civil & HM works awarded to M/s HCC Ltd. in February, 2009 and effective date for commencement of works is 09.04.2009. E&M works awarded to M/s Andritz India on 29.04.2010. Excavation of Adits, HRT Power house, pressure shaft, Transformer hall, TRT etc. are in progress.

40 Kashang-II & III

H.P. Power Corpn. Ltd. 1x65 + 1x65= 130 MW

H.P. NR SS

Execution 2013-14 2013-14

Civil works awarded to M/s Patel Engg. On 06.09.2010. Works has started.

41 Sainj

H.P. Power Corpn. Ltd. 100 MW

H.P. NR SS

Execution 2013-14 2013-14

Civil works awarded to M/s HCC Ltd on 23.06.2010. Work started for MAT, CT, VT & PH & Adit-I to HRT.

42 Thottiyar

KSEB 1x30 + 1x10= 40 MW Cost:

Original: 14400 lakhs Latest: 14400 lakhs

Kerala SR SS

Execution 2013-14

2013-14

Civil Works:

Weir: 1989 cum excavation out of total 5850 cum completed. Approach Channel & Intake: 2749 cum out of 9100 cum done. Power House, switchyard & allied works: 16315 cum excavation out of 44500 cum done.

Private

43 Tidong-I

M/s NSL Tidong Power Gen. Ltd. 100 MW 23.07.2007

H.P. NR PS

Execution 2013-14 2013-14

Civil works awarded to M/s SCL Infratech Ltd. on 07.11.2008. Infrastructure & Pre-construction activities are in progress. Financial closure achieved on 25.03.2010. Excavation of Adits, HRT has been started. E&M works awarded to M/s Alstom on 28.02.2011.

44 Tangnu Romai-I

M/s Tangu Romai Power generation 2x22= 44 MW 30.11.2007 HPSEB

H.P. NR PS

Execution 2014-15 2014-15

Civil works awarded to M/s Saiurja Hydel Project Pvt. Ltd.

45 Phata Byung

M/s Lanco 06.10.2008 2x38 MW = 76 MW Broad Features: Dam – 26m high HRT- 3.2 m dia & 9.38 km length Pressure Shaft: 2.5m

Uttarakhand NR PS

Execution

2013-14 2013-14

Work awarded on 14.02.2008 as EPC contract to M/s Lanco Infratech Ltd. With a construction period of 36 months. Diversion Tunnel: River diverted. Dam concreting: 10019/20000 cum concreting completed. P.H.: Heading excavation & MAT completed. Excavation of Horizontal pressure shaft completed. HRT: Excavation 9228/10174 m completed.

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dia, 662.25 m length Turbine – Frances

46 Singoli Bhatwari

M/s L&T 11.07.2008 3x33 MW = 99 MW Broad Features:

Uttarakhand NR PS

Execution

2015-16 2015-16

Civil works awarded on 6.5.2008. River diversion – Excavation & concreting of diversion tunnel in progress. HRT : Excavation 2088./11255 m completed. Pressure Shaft: Excavation 347/485 m completed.

47 Teesta-VI

LANCO 27.12.2006 4x125= 500 MW Cost: Original: 3283.08 Latest : 3283.08 Broad Features:

Barrage: 34.27m high HRT- 2nos,13.7km long Pressure shaft: 4nos. 5.4m dia. 130m av length, 13.325Km long. TRT: 4nos 250m av length, 8.5m dia. Power House- Under ground Turbine- Francis

Sikkim ER PS

Execution

2012-13 2013-14

EPC contracts to all works awarded to M/s Lanco Infratech on 03/2007. Barrage and Desilting : Excavation : 477184/1691640 cum & concreting 84436/357563 cum completed. HRT: Excavation 607423/2447447 cum completed & concreting 75873/680562 cum completed. Surge Tank Excavation 115901/278183 completed. Pressure Shaft: 39058/65665 cum. completed. In power house complex Excavation of Main access Tunnel, ventilation Tunnel, Adit to Transformer cavern, cable tunnel and Adit to BFV chamber completed. TRT: 81285/354714 cum completed.

48 Rangit-IV

Jal Power corp. Ltd. 06.07.2007 3x40= 120 MW Cost: Original: 726.17 Crs. Latest : 726.17 Crs. Broad Features:

Dam: Concrte gravity 44m high .HRT :6.5km long 6.4m dia Power House : Surface Turbine: Francis HRT- 2nos,13.7km long Pressure shaft: 4nos. 5.4m dia. 130m av length, 13.325Km long. TRT: 4nos 250m av length, 8.5m dia. Power House- Under ground Turbine- Francis

Sikkim ER PS

Execution

2012-13 2013-14

Work for construction of Head Race Tunnel is awarded to M/s Coastal Projects Pvt. Ltd. on 22.11.2007. Dam & Intake work has been awarded on 01.02.08. E&M work under process of award. Dam & Intake works: Excavation 84828/156000 cum completed. Excavation of road diversion tunnel has been completed. HRT: Adit-1 & Adit 2 excavation completed and HRT excavation in progress and 1157.5m/6488 m completed. Surge Shaft: Excavation 36/59 m depth has been completed. Power House: Civil works awarded on 23.05.2008. The work of approach road to power house completed. E&M Works: LOI placed on 28.08.09 to M/S ANDRITZ & Balance of Plant (E&M) has been issued on 14.08.2009. Bids were received/opened on 27.11.2009. Bids have been received from bidders and same are under evaluation.

49 Jorethang Loop

M/s DANS Energy 96 MW 2x48 = 96 MW

Sikkim ER PS

Execution

2013-14 2013-14

LOI issues by Govt. of Sikkim on 01.03.2005. Entire civil and HM works awarded to M/s SEW Construction Ltd on 2nd March, 2008. E&M works awarded to M/s Alstom Project India Ltd. on 26th May, 2008. Tunneling construction work is in progress at adit, Barrage and power house area. HRT: Excavation 592 m completed. Surge Shaft: Excavation is in progress.

50 Bhasmey Sikkim Forest clearance under process. Commencement of land

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Gati Infrastructure 3x17= 51 MW

ER PS

Execution

2014-15 2014-15

acquisition started. MOA of the project earlier cancelled by the State Government was restored. Environment clearance obtained on 15.05.2007. Civil works awarded in Dec. 2009.

51 Demwe Lower M/s Athena Demwe Power Ltd 5x342 MW + 1x40 M = 1750 MW

Ar. P NER PS

Execution

2016-17 2016-17

EPC contract package has been awarded to consortium to SEW Infrastructure Ltd – Abir Infrastructure Private Limited in December, 2010. Out of total debts of Rs.9659 crores, Rs.9490 crores has been sanctioned by (PFC, REC, IIFCL, LIC, IRDA, UBI, Indian Bank and Punjab & Sind Bank etc.)

Documents

Hydro Projects