Decided on December 15,2005



- (1.) THE petition has been filed for approval for transmission charges for 400 kV Korba Transmission System (the transmission system) in Western Region for the period from 1.4.2004 to 31.3.2009, based on the Central Electricity Regulatory Commission (Terms and Conditions of Tariff) Regulations, 2004, (hereinafter referred to as "the 2004 regulations"). THE petitioner had also prayed that it be permitted to continue the billing of transmission charges on the same basis as charged on 31.3.2004, pending determination of tariff in the present petition. No other specific relief is prayed for.
(2.) The transmission system for evacuation of power from Korba Super Thermal Power Station in Western Region was approved by the Central Government in Ministry of Power in two stages. In the first stage, approval of the transmission system for Rs. 10090 lakh was accorded, which was subsequently revised to Rs. 10510.00 lakh. In the second stage, the transmission system was approved at Rs. 4774.00 lakh. Subsequently, the combined revised capital investment for the transmission system approved by Ministry of Power vide letter dated 1.8.1990 at an estimated cost of Rs. 24854.00 lakh. The tariff for the period up to 31.3.2001 was approved by the Central Government under its notification dated 20.7.1998 which was revised by notification dated 14.5.1999 at a cost of Rs. 23077.01 lakh. The annual transmission charges for the period from 1.4.2001 to 31.3.2004 were decided by the Commission in its order dated 18.7.2003 in Petition No. 27/2002 at a gross block of Rs. 23393.78 lakh which included FERV of Rs. 316.77 lakh over the gross block of Rs. 23077.01 lakh earlier considered by Ministry of Power.
(3.) THE transmission lines included in the transmission system and the date of commercial operation of the respective transmission lines is as stated below: -------------------------------------------------------------------------------- S. Name of the transmission line Date of Actual line No. commercial length in ckt operation km (for O&M) -------------------------------------------------------------------------------- Stage-I (i) Korba (NTPC)-Korba (West) (CSEB) 400 kV S/C 25.1.1983 14 transmission line (ii) Korba-Bhilai 400 kV S/C transmission line-1 1.1.1984 197 (iii) Korba-Bhilai 400 kV S/C transmission line-2 1.1.1984 192 (iv) Bhilai-Koradi 400 kV S/C transmission line 1.5.1984 272 (v) Koradi-Satpura 400 kV S/C transmission line 18.4.1987 149 (vi) Satpura-Itrasi 400 kV S/C transmission line 13.5.1987 79 (vii) Itarsi-Indore 400 kV S/C transmission line-2 3.12.1989 214 (viii)Indore-Asoj 400 kV S/C transmission line-1 15.4.87 289 Stage-II (i) Korba-Bhilai 400 kV S/C transmission line-3 8.9.1990 211 (ii) Bhilai-Bhadrawati 400 kV D/C transmission line 22.1.1990/ 644 28.3.1989 (iii) Bhadrawati-chandrapur 400 kV D/C transmission line 28.3.1989 40 -------------------------------------------------------------------------------- Total 2301 -------------------------------------------------------------------------------- ;

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