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India

India, Orissa - in/30

Mass Rapid Transit

Feasibility study underway by OSRTC for 80 km-long suburban rail link from Chandikhol to Khurdha to serve 2.5 million population in Chuttack and Bhubaneswar on a circular route with intermediate stations. Visit www.serprojects.com 14/01.



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India, Kolkata - in/29

Metro

Extension underway from 8.45 km from Tollygunge to New Garia for commissioning March, 2004, funded two-thirds by Indian Railways, one-third by State government. Existing system, the first underground metro in India, is 16.45 km-long. Visit www.metropla.net 10/01.8.45 km-long Tollygunge-Garia extension delayed by 9 months by 3,000 squatter families along banks of Tolly's canal holding up necessary piling works for elevated section. Work on the 160 m-long Tollygunge subway has already been completed, and is set for a ceremonial opening on 15th August 2001. Visit www.metropla.net 36/01.



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India, Manipur - in/28

Hydro

Lokkak Downstream will have 5.8 km-long x 4.5 m-diameter headrace and 46 m-long tailrace from surface powerhouse. Pre-construction work underway on 6.5-year programme. Visit www.nhpcindia.com November 2000.



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India, Bihar - in/27

Hydro

Koel Karo will have 1.394 km-long x 11.2 m-diameter horseshoe-shaped headrace and 710 m-long, 11 m-high x 11.2 m-wide D-shaped tailrace serving underground powerhouse with 4 x 172.5 MW turbines. Pre-construction work underway for 7-year programme. More from www.nhpcindia.com November 2000.



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India, Dhaulinga - in/26

Hydro

Rockfill dam with diversion tunnel underway. Headrace 5.8 km-long x 6.5 m-diameter, tailrace 500 m-long x 6.5 m-diameter, together with short access adit 2 km upstream from surge shaft and underground powerhouse for 4 x 70 MW turbines. Tailrace exits in Kali river. Completion 2004. More from www.nhpcindia.com November 2000.



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India, Maharashtra - in/25

Irrigation

  As part of Krishna-Koyna lift irrigation scheme on Krishna river, B T Patil reports completion of entry and exit portals and 1.5 km of total 7.955 km of 5.6 m x 6.15 arched tunnel, together with three 11.9 m x 6.4 m rectangular access shafts to depths of 51 m, 42 m, and 28 m in basalt and deccan trap. All excavation is drill/blast using Atlas Copco handheld pneumatic machines. Contractor proposes to complete $11 million contract in early-2002, taking 30 months against schedule of 60 months. More from patson@bgl.vsnl.net.in Visit equipment manufacturer www.atlascopco.com October 2000.



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India, Sikkim - in/24

Hydro

Teesta V will have an underground powerhouse 99.5 m x 50.5 m x 23 m-high to house 3 units of 170 MW and transformer cavern will be 85 m x 15 m x 25 m-high with an 8 m x 8 m access tunnel. Three 176 m x 4.7 m-diameter steel-lined vertical pressure shafts and a 92 m-high x 25 m-diameter surge shaft. The headrace will be 17.78 km-long x 9.5 m-diameter circular section with three 132 m-long x 6 m-wide D-shaped tailrace tunnels. Two 12.5 m-diameter diversion tunnels 550 m and 600 m in length will be required on the right bank of the Teesta river. Three desilting chambers 315 m-long x 20 m-wide x 22.5 m-high downstream of intake with 4.5 m-diameter circular section silt flushing tunnels. Five sites have been identified for 7 m x 7 m access adits for construction. Pre-construction work underway on 7-year programme. Visit www.nhpcindia.com October 2000.



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India, Uttar Pradesh - in/23

Dhauliganga Hydro

280 MW project financed by JBIC underway with start of construction work on main underground components by National Hydroelectric Power Corporation Ltd. Visit www.nhpcindia.com August 2000.



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India, Maharashtra - in/22

Arphal Water Transfer

  Kvaerner Cementation India underway on 16.6 km, 30 sq m cross section arched, unsupported tunnel in basalt using two Atlas Copco Boomer 281 drillrigs on four faces accessed from two adits. Both portals sub-contracted. More from info@kvaerner.com . October 1999.



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India, Kashmir - in/21

Dul Hasti Hydro

  Jaiprakash getting underway at Jammu using nine Atlas Copco L2D Boomers equipped with 1838 Rocket drifters. October 1999.



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