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Virtual Review - #61 by Chief Minister Dt.21.05.2018
Polavaram Irrigation Project Life line of Andhra Pradesh Water Resources Department Weekly Progress Review (#62) by Hon’ble Chief Minister May 2018 Virtual Review - #61 by Chief Minister Dt
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PROJECT PROGRESS STATUS
Description Previous week This week Total % end of this week Overall Project 53.90% 0.36% 54.26% Head works 37.68% 0.56% 38.24% Excavation (Spillway, Spill Channel, Approach Channel, Pilot Chanel & Left Flank) 73.54% 0.46% 74.00% Concrete (Spillway, Stilling Basin & spill Channel including Crevices filling) 22.56% 0.74% 23.30% Diaphragm Wall( length as per site conditions-1397m) 93.30% 2.70% 96.00% Jet Grouting cutoff for Coffer Dams 73.20% 4.80% 78.00% Radial Gates Fabrication 60.55% 0.14 % 60.69% Connectivities 57.70% 0.12% 57.82% Right main canal 89.70% 0.10% 89.80% Left main canal 59.80% 0.30% 60.10% EXCAVATION for Spillway, Spill Channel, Approach Channel, Pilot Channel & Left Flank : lakh cum completed out of total lakh Cum (74.00%). CONCRETING for Spillway, Stilling Basin & Spill Channel : 8.59 lakh cum (including 1.65 L Cum of crevices filling) completed out of lakh Cum (23.30%). DIAPHRAGM WALL concreting : m completed out of 1397 m (96.0%). (as per site conditions the total length identified is 1397m instead of 1427m) JET GROUTING CUTOFF’S for Coffer Dams : 2709 m completed out of 3467 m ( 78.00%) RADIAL GATES fabrication : 10,925 MT completed out of MT (60.69%). CONNECTIVITIES : % of work completed. RIGHT MAIN CANAL : Excavation completed for total length of Km (100%), Lining completed for KM out of Km (84.8%). Structures 185 completed out of 255 Nos. LEFT MAIN CANAL : Excavation completed for Km out of Km (78%), Lining completed for KM out of Km (59%). Structures 137 Completed out of 452 Nos. Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 2 WRD - GOAP
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CONSTRUCTION PROGRAMME 0F PIP MAIN DAM WORKS
S.No Activity Agency Unit Total Done/ Paid Balance Start End Feb -Mar Apr – June July – Sept Oct - Dec Jan – Mar July – Dec 2018 2019 1 Excavation - Spill Channel + Embankment THRIVENI L Cum 653 482.54 170.46 Sep-13 Dec-18 Crore 855.47 644.79 210.68 2 Excavation of Pilot Channel 50 19.2 30.8 Dec-16 45.59 10.11 35.48 3 Excavation - Powerhouse Foundation 124 94.7 29.3 Aug-18 319.16 117.38 201.78 4 Concrete - Spillway NAVAYUGA 11.95 3.38 8.57 Mar-19 828.8 167.06 661.74 5 Concrete- Stilling Basin+Apron+Divide wall 4.44 1.27 3.17 Feb-17 COST INCLD IN SL NO 4 6 Concrete - Spill Channel + Excavation+ Filter 18.16 Apr-18 May-19 820.61 7 Spill Way Bridge Spans 49 Nov-18 Apr-19 9.99 8 Fill - Protection of Godavari Left Bank 7.4 28.04 9 Spill Channel Bridge TRANSSTROY JV TBD Jun-18 Jun-19 46.07 10 Gates – Design & Approval LS 0.9 0.1 Oct-16 11 Excavation – Approach Channel 131 29.52 101.48 114.32 20.66 93.66 12 Fill - Earth Dam GAP - I 15.61 47.42 28.22 13 Fill - Earth Dam Gap - III 0.5 1.57 14 Fill - Coffer Dams (U/s & D/s) - Jet Grouting m 3467 1875 1592 Dec-17 106.36 36.71 69.65 15 Fill - Rock fill guide Bund on Spillway U/s 12.16 51.56 16 Gates – Fabrication BEKEM MT 18000 10450 7550 Mar-17 456.37 69.03 387.34 17 Gates – Erection, Commissioning & Testing No 48 Sep-18 COST INCLD IN SL NO 16 18 Diaphragm Wall+ Supporting services BAUER L&T M 1427 968 459 467.72 319.14 148.58 19 Fill - Coffer Dams (U/s & D/s) 95.62 Oct-18 105.25 20 Fill - ECRF Dam 88.6 Jan-19 Dec-19 422.79 21 Spillway Excavation+ Road + others 711.15 411.64 299.51 Mar-13 TOTAL 3352.7 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 3
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WEEKLY PROGRESS - SUMMARY (21st May – 27th May’18)
S.NO DESCRIPTION Units Total Quantity Previous Week Balance As on 21st May Current Week ( 21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May BALANCE Target Achieved % Achieved Physical % 1 Excavation L cum 1115.6 3.04 295.23 10.15 5.39 53% 18.89 825.75 74% 289.84 2 Concrete a. Spillway 11.95 0.27 6.96 0.28 0.16 57% 0.69 5.15 43.1% 6.80 b. Stilling Basin 4.44 0.05 2.97 0.04 0.02 50% 0.14 1.49 33.6% 2.95 c. Filling of Crevices/Undulations 1.65 0.00 0% - d. Spill Channel 18.75 0.01 18.56 0.11 79% 0.3 1.6% 18.45 Total 36.79 0.33 28.49 0.46 0.29 63% 1.11 8.59 23.3% 28.20 3 Radial Gates Skin Plates, Side guide and Seal Assemblies Sets 48 100% Arm Girders Fabrication Nos 384 Nil Horizontal Girders 192 Trunnion Castings 96 14 82 85% e. Thrust Blocks f. Trunnion Pins 37 59 61% g Trunnion Brackets ( Supply) 6 11 MT 18000 50 7100 25 75 10925 60.69 % 7075 4 Diaphragm wall m 1397 32 93.4 40 39 98% 124 1,342.6 96% 54.4 5 Jet Grouting for Coffer Dams Jet Grouting (D/s) 1417 319 1098 77% Jet Grouting (U/s) 2050 108 611.5 180 172.5 442.5 1611 439 3467 930.5 2709 78% 758 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 4
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PERCENTAGE COMPLETION
Excavation Status PERCENTAGE COMPLETION Left flank Target Date DEC’ 2018 Balance Qty L Cum Total Qty 131 L Cum Total Qty 161 L Cum Balance Qty Nil Target Date Aug’ 2018 Total Qty 448 L Cum Balance Qty L Cum 902 Hill Godavari River U/S Coffer dam D/S Coffer dam ECRF dam Target Date Dec’ 2018 Total Qty 50 L Cum Balance Qty L Cum Approach Channel Spill Channel Pilot Channel Spillway Total Qty 124 L Cum Balance Qty 26.43L Cum River diversion Target Date Jun’ 2018 Total Qty 163 L Cum Balance Qty 70 L Cum Target Date Sep’ 2018 Total Qty 163 L Cum Balance Qty L Cum Qtty for CC Blocks &Embkt: L cum Target Date Mar’ 2019 Embt. Qty 7.79 L Cum Filters exvn Qty L Cum Component Target completion date 902 Hill Bal Spill ch. App. Ch. Pilot Ch. Total Qty Completed Balance L cum L Cum L Cum Legend Completed Critical Non critical Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 5
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EXCAVATION - WEEKLY Progress (21st May – 27th May’18)
S.No. Description Unit Total Quantity Previous Week Balance as on 21st May Current Week (21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % a. Spill Channel 902 Hill L cum 163 0.59 61.73 3.22 1.18 36.6% 3.92 102.45 62.9% 60.55 448 1.57 36.44 2.45 3.09 126.1% 11.63 414.65 92.6% 33.35 CC Blocks 30.8 0.44 29.97 0.91 0.49 53.8% 1.32 4.3% 29.48 Embankment 7.79 0.00 0.0% Total 649.59 2.60 135.33 6.58 4.76 72.3% 16.87 518.42 79.8% 131.17 b. Pilot Channel 50 30.76 19.24 38.5% c. Spillway 161 161.00 100.0% d. Left Flank 124 27.06 1.82 0.63 34.6% 2.02 97.57 78.7% 26.43 Total ( Navayuga) 984.59 3.04 193.75 8.40 5.39 64.2% 18.89 796.23 80.9% 188.36 e. Approach Channel 131 101.48 1.75 29.52 22.5% Total Transstroy (JV) 0.2253 Grand Total 1115.6 295.23 10.15 53% 825.75 74% 289.84 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 6
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REVISED PROGRAMME FOR EXCAVTION
Item Bal Qty. in L cum Apr-17 May-17 Jun-17 Jul-17 Aug-17 Sep-17 Oct-17 Nov-17 Dec-17 Jan-18 Feb-18 Mar-18 Apr- 18 May-18 Jun-18 Jul-18 Aug-18 Sep-18 Oct-18 Nov-18 Dec-18 Spill Channel 902 Hill 60.55 Qty. Executed so far L Cum 0.48 L cum/day Balance 33.35 Qty. Executed so far L Cum 0.35 L cum/day CC Blocks 29.48 1.32 Lcum 0.13 L cum / day Embankment 7.79 0.05 L cum/day Pilot Channel 30.76 Qty. Executed so far L Cum 0.33 L cum/day Left Flank 26.43 Qty. Executed so far L Cum 0.27 L cum/day TOTAL 188.36 1.23 1.28 0.93 0.51 Approach Channel 101.48 Qty. Executed so far L Cum 0.25 L cum/day 0.40 L cum/ day 0.25 L cum/ 0.10 L cum/ 0.60 L cum/ 289.84 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 7
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CONCRETE - WEEKLY PROGRESS (21st May - 27th May’18)
S.NO DESCRIPTION Units Total Quantity Previous Week Balance As on 21st May Current Week (21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May BALANCE Target Achieved % Achieved Physical % a. Spillway L cum 11.95 0.27 6.96 0.28 0.16 57% 0.69 5.15 43.1% 6.80 b. Stilling Basin 4.44 0.05 2.97 0.04 0.02 50% 0.14 1.49 33.6% 2.95 c. Filling of Crevices/Undulations 1.65 0.00 0% - d. Spill Channel 18.75 0.01 18.56 0.11 79% 0.3 1.6% 18.45 Total 36.79 0.33 28.49 0.46 0.29 63% 1.11 8.59 23.3% 28.20 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 8
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Polavaram Irrigation Project - Lifeline of Andhra Pradesh
Physical Status of Spill Way & Stilling Basin Concrete Spillway Description Total No of Blocks Tackled below RL Above RL Crest Level Trunnion Level RL To be tackled Spill way Blocks 53 44 22 9 Stilling Basin Panels Description Total No of Panels 2 to 18 Blocks 19 to 34 Blocks 35 to 50 Blocks Untackled Total Finished Balance Stilling Basin 245 85 57 28 80 3 77 54 26 131 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 9
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CONCRETE- WEEEKLY PROGRESS ANALYSIS
Description unit SPILL WAY SPILL CHANNEL TOTAL PROGRAM FOR THE WEEK cum 32291 14224 46515 PROGRESS FOR THE WEEK 18213 11000 29213 Month progress Unit SPILLWAY SPILL CHANNEL TOTAL May-18 cum 83061 28200 111261 Apr-18 120660 1900 122560 Mar-18 91761 - Feb-18 40150 Jan-18 25500 Dec-17 55685 Nov-17 44651 Oct-17 57156 Sep-17 60950 Aug-17 64559 Jul-17 78860 Jun-17 33529 May-17 30063 Apr-17 19754 Mar-17 17832 Feb-17 3118 Jan-17 2076 Dec-16 90 Total 829455 30100 859555 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 10
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Polavaram Irrigation Project - Lifeline of Andhra Pradesh
SPILLWAY CONCRETE PROGRAMME/PROGRESS SPILL CHANNEL CONCRETE PROGRAMME/PROGRESS Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 11
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DIAPHRAGM WALL - WEEKLY Progress (21st May – 27th May’18)
Description Unit Total Quantity Previous Week Balance as on st May Current Week (21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % Trenching in soils Sqm 65,130 1452 8459 1800 1754 97% 5363 58,425 90% 6,705 Trenching in Rock Cut 2,982 65.5 409 80 80.5 100% 253 2,654 89% 329 Diaphagm wall length m 1397 32 93.4 40 39 98% 124 1,342.6 96% 54.4 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 12
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Polavaram Irrigation Project - Lifeline of Andhra Pradesh
JET GROUTING CUT OFFs for COFFER DAMS - WEEKLY Progress (21st May – 27th May’18) S.No Description Units Total Quantity Previous Week Balance as on 21st May Current Week (21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % 1 Down Stream Jet Grouting Columns Nos 945 212 733 78% Length of Jet Grouting m 1417 319 1098 77% 2 Up Stream 1367 72 408 120 115 96% 295 1074 79% 293 2050 108 611.5 180 172.5 442.5 1611 439 3 Total 2312 620 1807 505 3467 930.5 2709 758 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 13
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CONSTRUCTION SCHEDULE FOR ECRF DAM AND COFFER DAM
S.NO Task Name Duration Start Finish 2018 2019 Mar Apr May Jun July Aug Sep Oct Nov Dec Jan Feb SCHEDULE FOR ECRF Dam & COFFER DAMS 670 days Mar-18 Dec-19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 U/s & D/s Cofferdam 365 days Mar-19 i Submission of Design and drawings 0 days Feb-18 ii Approval of Design & drawings by CWC 91 days May-18 3 Months iii Formation of D/s Cutoff ( in river portion) 60 days Jun-18 2 Months iv Formation of U/s Cutoff 121 days 4 months v Formation of U/s Cofferdam 181 days Oct-18 6 months vi Formation of D/s Cofferdam 122 days Jan-19 Gap-II ( ECRF Dam) Apr-18 2 months Jul-18 a. Diaphragm wall ( Balance work) 3 months b. Vibro Compaction 274 days Dec-18 2 months c. Vibro stone column d. Formation of hearting & rock fill embankment 456 days 15 months VII e. Finishing works Sep-19 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 14
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Polavaram Irrigation Project - Lifeline of Andhra Pradesh
RADIAL GATES –SCHEMATIC DIAGRAM Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 15
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RADIAL GATES - WEEKLY Progress ( 21st May – 27th May’18)
Elevation: M S.No. Description Units Total Quantity Previous Week Balance as on 21st May Current Week (21st May - 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % 1 Skin plate assemblies Sets 48 - 100% 2 Horizontal girders Nos 192 3 Arms girders 384 4 Brackets (48 L + 48 R) 96 11 5 Trunnion Pins 37 0% 59 61% 6 Side guide assemblies 7 Seal assembly with SS bolts 8 Horizontal girder bracings 9 Trunnion (48 L + 48 R) 14 82 85% 10 Self lubricating Bushes 80 16 16% Sub Assemblies : 48L + 48R Arm assembly with trunnion 30 67 70% 29 Bush fitting with trunnion Trunnion with bush pin & bracket assembly 85 12 12% 84 End Bracings for Arm Girder a)Top 92 8% 88 b)Middle c)Bottom Water Resources Dept., Govt. of Andhra Pradesh 16 Polavaram Irrigation Project - Lifeline of Andhra Pradesh
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Weekly Progress - Hydraulic Hoist
Elevation: M Sno Description Units Total Quantity Previous Week Balance as on 21st May Current Week (21st May – 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % 1 Receipt of hydraulic cylinders from Germany Nos 96 - Weekly Progress - Spillway Stop log Gates Elevation: M Sno Description Units Total Quantity Previous Week Balance as on 21st May Current Week (21st May – 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved Physical % 1 Embedded parts Nos 48 - 2 Stop log elements sets 5 Weekly Progress - River Sluice Gates Elevation: M Sno Description Units Total Quantity Previous Week Balance as on 21st May Current Week (21st May – 27th May) This Month progress ( May) Cumulative Progress as on 27th May Balance Target Achieved % Achieved 1 Embedded parts sets 10 - 2 Gate leaf 3 Hydraulic hoist Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 17
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STATUS OF DESIGNS - ABSTRACT
Item Total No. of Designs involved Approved by CWC Pending with Agency Pending with WRD Pending with CWC SPILLWAY / SPILL CHANNEL 23 8 9 1 5 ECRF & EARTH DAMS 2 4 - GATES 14 3 7 ( 6 CWC+ 1 CEA) TOTAL 45 16 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 18
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SCHEDULE FOR PENDING DESIGNS
S.No Component Pending Designs Schedule for approval of Designs from CWC CWC WRD Agency Total May June July August 1 Spillway & Spill Channel 5 9 15 7 2 ECRF & Earth Dam - 4 6 3 Gates 10 13 17 31 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 19
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LA and R&R Status (Works, Submergence, Land to Land and R&R Colonies)
For EL m (FRL) LA and R&R Status (Works, Submergence, Land to Land and R&R Colonies) COMPONENT TOTAL Involved COMPLETED BALANCE Physical Financial (Rs. In Crs) Financial (Rs. In Crs) W.G District LA (in Acres) 51858 R& R (in PDF's) 27889 2584 164.63 25305 TOTAL E.G District 70929 14041 1338 54.65 69591 Grand Total 98,818 21,027.41 3,922 219.28 94,896 20,808.13 33,051.62 5,872.57 27,179.05 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 20
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LA and R&R Status (L.A, Submergence, Land to Land and Housing)
For EL m LA and R&R Status (L.A, Submergence, Land to Land and Housing) COMPONENT TOTAL INVOLVED COMPLETED BALANCE Physical Financial (Rs. In Crs) W.G District L.A (In Acres) 18,686 2,774.79 R&R (No. of PDFs) 12,449 2,549.38 2,584 160.00 9,865 2,389.38 TOTAL E.G District 15,680.72 480.99 15,578.98 348.74 101.74 132.25 8,104 1,381.76 764 52.55 7340 1,329.21 401.29 Grand Total Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 21
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Quality Control tests Conducted during 21st May – 27th May’18
Sno Component Name of the Test No. of Tests to be Conducted as per BIS Code No. of Tests Conducted during the period Remarks Any Specific steps taken for correction / ratification in case of deficiency A SPILLWAY 1 Tests on Cement Fineness 2 3 All the tests conducted during this week satisfied the standards. ---- Consistency tests IST and FST Compressive Strength Tests on Fine Aggregate Fineness Modulus 7 Silt Content Tests on Coarse Aggregate Gradation 21 Crushing value Flakiness & Elongation Los Angles Abrasion Value 14 Aggregate Impact Value 4 Tests on Steel Tensile strength - Yield Sterength Elongation 5 Concrete Cubes ( Spillway) 554 6 Concrete Cubes ( Spill channel) 125 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 22
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Quality Control tests Conducted during 21st May – 27th May’18
Sno Component Name of the Test No. of Tests to be Conducted as per BIS Code No. of Tests Conducted during the period Remarks Any Specific steps taken for correction / ratification in case of deficiency B Jet Grouting All the tests conducted during this week satisfied the standards. - 1 Bentonite Density 7 9 Viscosity 2 Neat Grout 136 Bleed 3 Spoil Return 45 120 4 UCS Stress 70 5 Permeability Flow 35 37 C Diaphragm wall Aggregate Grain Size 20 24 CCS 12 16 Water Resources Dept., Govt. of Andhra Pradesh Polavaram Irrigation Project - Lifeline of Andhra Pradesh 23
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Revised estimate – Comparative Statement: Expenditure & Reimbursement
Rs. in Crores Sl. no. Description Cost as per price level Cost as per price level 1 LA and R&R 2,934.42 33,225.74 2 Head works 6,600.56 11,388.37 3 Right main canal 2,135.08 4,476.96 4 Left main canal 1,471.99 4,644.13 5 Power house 2,868.40 4,205.66 Total 16,010.45 57,940.86 Reimbursement Details Rs. in Crores Total Expenditure incurred up to April 2018 13,466.42 Expenditure incurred after declaration as National Project up to April 2018 8,330.55 Amount Reimbursed to the Government of Andhra Pradesh by PPA 5,342.26 Amount to be Reimbursed 2,988.29 Availability of irrigation Component Item Name BILLS SUBMITTED TO PPA BILLS TO BE SUBMITTED No.of bills Amount in Crs. No.of bills. Works 460 1485.4 - 162.26 81.18 LA and R&R 607 58.35 Total 1067 220.61 S.NO ITEM RS. IN CRORES 1 Irrigation component at price level 2 Expenditure prior to declaration as National Project as per GoI (MoWR) cabinet note 3 Balance liability of Irrigation Component after declaration of National Project as on (Rs ) 4 Total amount reimbursed by GOI after the project is declared as National Project 5,342.26 5 Balance availability of Irrigation Component for reimbursement Water Resources Dept., Govt. of Andhra Pradesh 24 Polavaram Irrigation Project - Lifeline of Andhra Pradesh WRD - GOAP
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