A peep into BWSSB’s pipeline plan

A peep into BWSSB’s pipeline plan



N R MadhusudhanFirst Published : 09 Jul 2009 07:58:04 AM ISTLast Updated : 09 Jul 2009 08:25:01 AM IST
BANGALORE: Bangalore Water Supply and Sewerage Board (BWSSB) is all set to lay the biggest water pipline in the country to pump water to the city in Cauvery Water Supply Scheme Stage IV Phase II.
A 3000 mm diameter steel transmission main would be laid from Shiva Balancing Reservoir to Netkal Balancing Reservoir to cater to the water requirements of Cauvery Stage IV Phase I and II.
A separate 2700 mm diameter mild steel pipeline will be laid fromThorekadenahalli (TK Halli) to the bifurcation point at Vajarahalli, 70 km from TK Halli.
A 2200/2000 mm diameter steel pipeline will be laid from Vajarahalli bifurcation point to Gandhi Krushi Vignana Kendra (GKVK) Ground Level Reservoir (GLR) in the Western side of the city and a 1800 mm diameterpipeline will be laid till Jambusavarigudda GLR in the Eastern side of the city. The steel plates required for fabrication of the 2700 mm diameter pipes will be supplied by the BWSSB. BWSSB has awarded a contract to Steel- Authority of India Limited (SAIL) to supply 8,650 mm long, 2,500 mm wide and 18 mm thick steel plates.
SAIL will supply 27,800 such plates to BWSSB at a cost of Rs 363 crore and these plates will be moulded and fabricated into pipes by private contractors.
BWSSB is in the process of awarding contracts to fabricate the steel plates. A BWSSB official on condition of anonymity said that all the water supply components of the Cauvery Water Supply Stage IV Phase II will be commissioned by 2011-12.