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Associated Technologies (Pvt.) Ltd An Infrastructure Development & Manufacturing Company

Associated Technologies (Pvt.) Ltd An Infrastructure Development & Manufacturing Company. The Karot Hydropower Project September 2009. Presentation Overview. Introduction to Associated Technologies (Pvt.) ltd. Project Location Location Maps Project History Project Plan and Photographs

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Associated Technologies (Pvt.) Ltd An Infrastructure Development & Manufacturing Company

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  1. Associated Technologies (Pvt.) LtdAn Infrastructure Development & Manufacturing Company The Karot Hydropower Project September 2009

  2. Presentation Overview • Introduction to Associated Technologies (Pvt.) ltd. • Project Location • Location Maps • Project History • Project Plan and Photographs • Salient Features of Project • Environmental and Social Impacts • Conclusion Associated Technologies (Pvt) Ltd

  3. Associated Technologies • Established in October, 1987 • ISO 9001:2000 Certified • Staff Strength 450 . • Field of Activities • General Construction • Roads • Industrial Structures • Telecommunication • Energy Sector (Hydropower, Wind Power, Solar Power) • Large scale manufacturing of galvanized steel structures for telecom and power sectors Associated Technologies (Pvt) Ltd

  4. Karot HPP – Project Location • Project Located on –Islamabad-Kahuta- Kotali Road, 74 Km upstream of Mangla Dam • Distance from Islamabad to Karot is app.60km. Associated Technologies (Pvt) Ltd

  5. Islamabad Kahuta Road Karot HPP – Project layout 5 9/23/2014 Associated Technologies (Pvt) Ltd

  6. Islamabad Kahuta Road Karot HPP – Project layout 6 9/23/2014 Associated Technologies (Pvt) Ltd

  7. Kahuta Karot Road Karot HPP – Project layout 7 9/23/2014 Associated Technologies (Pvt) Ltd

  8. Karot HPP – Project History • Project Site first time Identified in 1984 by WAPDA and Monenco • In 1994 in a report by WAPDA and GTZ Germany again recommended this site with better parameters • In 2007 PPIB issued LOI to Associated Technologies for Karot HPP through a international competitive bidding. Associated Technologies (Pvt) Ltd

  9. Karot HPP – Features of GTZ and MONENCO Studies MONENCO GTZ • Project Location 33o 36’N 73o 36’ E • Normal Res. Level 433m • Tail Water Level 381m • Rated Discharge 215 m3/s • Gross Head 52m • Net Head 51m • Rated Capacity 93MW • Mean Annual Energy 727GWh • Plant Factor 89.2% • Dam Height 70m • Diversion Tunnel 2 No. 16m dia and • 850m length • Bottom Outlet 10 N0. 14m x 12m • Project Location 330 36’N 730 36’ E • Normal Res. Level 433m • Tail Water level 381m • Rated Discharge 550 m3/s • Gross Head 52m • Net Head 51m • Rated Capacity 240 MW • Mean Annual Energy 1613 GWh • Plant Factor 76.7% • Dam Height 70m • Diversion Tunnel 2 No. 16m dia. and 850m length • Bottom Outlet 10 N0. 14m x 12m Associated Technologies (Pvt) Ltd

  10. Karot HPP – Project Layout 10 Selected Project Layout 9/23/2014 Associated Technologies (Pvt) Ltd

  11. Karot HPP – Longitudinal Section 11 Longitudinal Section of Selected Layout 9/23/2014 Associated Technologies (Pvt) Ltd

  12. Karot HPP – Longitudinal Tail Race 12 Longitudinal Section of Tail Race Tunnel 9/23/2014 Associated Technologies (Pvt.) Ltd

  13. Karot HPP – Concrete Dam 13 Frontal View of Dam 9/23/2014 Associated Technologies (Pvt.) Ltd

  14. Karot HPP – Location of Major Structures 14 Dam , Intake an Power House 9/23/2014 Associated Technologies( Pvt) Ltd

  15. Karot HPP – Location of Major Structures 15 Dam , Intake an Power House 9/23/2014 Associated Technologies( Pvt) Ltd

  16. Karot HPP – Location of Major Structures 16 Dam Axis 9/23/2014 Associated Technologies( Pvt) Ltd

  17. Karot HPP – Location of Major Structures Power House & Tail Race Associated Technologies (Pvt) Ltd

  18. Karot HPP – Geotechnical Investigation 18 Geotechnical Assessment Summary of the Geotechnical Investigation Neotectonic Works • Rock Type Sandstone ,Silt Stone • Shear Parameters • Sand Stone C = 16MPa • φ = 30o • Unconfined Compressive Strength • Sandstone 13MPa • Silt and Clays Stone 15MPa • Tensile Strength • Sand stone 6MPa • Silt and Clay Stone 5MPa • Uniaxial Strength • Sand Stone 15MPa • Silt and Clay Stone 16MPa • Total Number of B/H 17 • Total Drilling Conducted 1840 m • Seismic Refraction Survey 2000 m • Water Pressure Tests 239 nos. • Geological Mapping 2 Km2 • Piezometers are installed and our site supervisor is recording the water levels regularly • Three of four faults Belonging to Himaliya Arc are at distance of 60Km and only one is at distance of 26Km. Which is also not dangerous. 9/23/2014 Associated Technologies (Pvt) Ltd

  19. Salient Features of Civil Structures • Dam Axis 1.75Km upstream of Karot Bridge • Dam Height 91 m • Rated Discharge 1200 m3/s • Gross Head 79m • Rated Capacity 720MW • Mean Annual Energy 3436 GWh • Plant Factor 54.5 % • Dam Height 90m • No. and Type of Turbine 4 No. Francis Turbines • Project Capital Cost 1470 Mill. US$ Associated Technologies (Pvt) Ltd

  20. Salient Features of Civil Structures 20 • Spillway Gates 8 Nos. • Type of Spillway gates Radial • Size 7x15 m • Low Level Sluicing Gates 6 Nos. • Type of Gates Radial • Size 6.2 x11 • Diversion Tunnel 2 Nos. • Tunnel Dia. 10m • Tunnel Length 450m • Head Race Tunnels 4 Nos. • Tunnel Dia. 10m • Tunnel Length 160m 9/23/2014 Associated Technologies (Pvt) Ltd

  21. Salient Features of Power House 21 • Power House • Type of Power House Cavern/Underground • Switch Yard Outdoor • Turbines • No. of Turbines 4 • Type Francis • Capacity 183 MW • Electrical Works • Transmission Line Capacity 500Kv • Generator 4 Nos. Turbo Units • Generator Capacity 180Mw/200MVA • Generator Voltage 18KV 9/23/2014 Associated Technologies (Pvt) Ltd

  22. Economic & Financial Analysis Economic Analysis Financial Analysis • Reference Date Jan 09 • Discount Rate 12% • Return on Equity 20 % • Financial IRR 12.59% • Levelized Tariff 70.013 $/MWh • Payback 5 years Associated Technologies (Pvt) Ltd

  23. Economic & Financial Analysis 23 Economic Analysis Financial Analysis • Benefit Cost Ratio 1.99 • Net Present Value US$ 1029 .78 Million • Economic IRR 21.83 % • Return on Equity 20 % • Financial IRR 12.59% • Levelized Tariff 70.013 $/MWh • Payback 5 years 9/23/2014 Associated Technologies (Pvt) Ltd

  24. Environmental & Social Impact • Minor environmental impacts only during construction period i-e; air pollution due to heavy construction traffic, blasting • No significant social impacts besides relocation of some houses, 7 km road in reservoir area, some shops and roads, side restaurants, WAPDA grid station and Azad Pattan Bridge • Above mentioned impacts are too small therefore making project more feasible and attractive Associated Technologies(pvt) Ltd

  25. Structures Effected by Karot HPP Azad Pattan Bridge Shops & Restaurants Associated Technologies (Pvt) Ltd

  26. Structures Effected by Karot HPP 26 Azad Pattan Bridge 9/23/2014 Associated Technologies (Pvt) Ltd

  27. Structures Effected by Karot HPP Grid Station Roads Associated Technologies (Pvt) Ltd

  28. Structures Effected by Karot HPP 28 Road Relocation 9/23/2014 Associated Technologies (Pvt) Ltd

  29. Conclusion • No logistical problems due to easy project approach • Project location is close to the national grid system and load center ,hence there will be no problem in power dispersal • Project completion time is approximately 4.5 years. • No significant environmental and social impact.Run of the river project. • Facts and figures brought out in this presentation lead to ascertain that Karot HPP is an economical and ESI free proposition compared to other such projects in the private and public sectors of Pakistan Associated Technologies (Pvt) Ltd

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