BGE Transmission Tariffs for Gas Year 2003/04

Transcription

1 BGE Transmission Tariffs for Gas Year 2003/04 This file details the information used by BGE Transmission in calculating the tariffs for use of the BGE Transmission network from 1st October 2003 to 30th September Sheets: [Tariffs] Contains the 2003/04 Tariffs. [Onshore Tariff] Calculates the 2003/04 Onshore Tariff [Inch Tariff] Calculates the 2003/04 Inch Tariff [IC Tariff] Calculates the 2003/04 Interconnector Tariff [Bookings & Demand] The projected capacity bookings and annual demand used in the calculations [Capex] The projected capital expenditure on the BGE Transmission network [Opex] The projected operating costs of the BGE Transmission network [RAB] The value of the BGE Transmission Opening Regulated Asset Base

2 15/12/ :42 BGE Transmission Tariffs for Gas Year 2003/2004 Inflation 2002/3 to 03/04 4.0% Onshore Network capacity per peak day MWh commodity per MWh Interconnectors capacity per peak day MWh commodity per MWh Inch capacity per peak day MWh commodity per MWh Illustrative Transmission Transportation Costs Transmission Transportation Cost of UK Gas capacity per peak day MWh commodity per MWh Transmission Transportation Cost of Inch Gas capacity per peak day MWh commodity per MWh

3 Onshore Exit Charges Rate of Return 5.74% 2002/ / / / /07 Closing Assets m m m m m m m Opening Asset Value Under Recovery Additions pipeline compressor equipment property Total Capex Operating Costs Total Costs NPV Assets NPV Costs Revenue Requirement Demand peak days GWh commodity GWh Revenue - Tariff Increasing CPI + 2% capacity - c per peak day kwh commodity - c per kwh Total Note: All figures are in 2002/2003 monies

4 / / / / /07 Total Assets Cost , , , , ,120.8 Acc Dep NBV Pipeline Cost , , , ,062.2 Acc Dep NBV Compressor Cost Acc Dep NBV Equipment Cost Acc Dep NBV Property Cost Acc Dep NBV Depreciation Charge pipeline compressor equipment property Total Charge Pipeline Opening Deprec Additions Charge Compressor Opening Deprec Additions Charge Equipment Opening Deprec Additions Charge Property Opening Deprec Additions Charge

5 Inch Entry Charges Rate of Return 5.74% 2002/ / / / /07 Closing Assets m m m m m m m Opening Asset Value Additions pipeline compressor equipment Total Capex Operating Costs Total Costs NPV Assets 0.80 NPV Costs 9.24 Revenue Requirement 10.0 Demand peak days GWh commodity GWh Revenue - Tariff Increasing CPI + 2% capacity - c per peak day kwh commodity - c per kwh Total Note: All figures are in 2002/2003 monies

6 Assets / / / / /07 Cost Acc Dep NBV Pipeline Cost Acc Dep NBV Compressor Cost Acc Dep NBV Equipment Cost Acc Dep NBV Depreciation Total Charge pipeline compressor equipment Total Charge Pipeline opening assets additions Compressor opening assets additions Equipment opening assets additions

7 Interconnector Entry Charges Rate of Return 5.74% 2002/ / / / /07 Closing Assets m m m m m m Opening Asset Value Additions pipeline compressor equipment Total Capex Operating Costs Total Costs NPV Assets NPV Costs Revenue Requirement Demand peak days GWh commodity GWh Revenue - Tariff Increasing CPI + 2% capacity - c per peak day kwh commodity - c per kwh Total Note: All figures are in 2002/2003 monies

8 Assets / / / / /07 Cost Acc Dep NBV Pipeline Cost Acc Dep NBV Compressor Cost Acc Dep NBV Equipment Cost Acc Dep NBV Depreciation Charge pipeline compressor equipment Total Charge Pipeline Opening assets Additions Charge Compressor Opening assets Additions Charge Equipment Opening assets Additions Charge

9 Projected Capacity and Annual Demand BGE Transmission 200 Source: Gas Capacity Statement, central demand case and various estimations Capacity Bookings GWh per peak day 2003/ / / /07 GWh GWh GWh GWh National Demand Sources: Corrib Inch Imported gas Isle of Man Demand Sources: Imported gas Annual Demand GWh Onshore demand 45,706 47,081 49,091 51,101 Sources: Corrib gas ,992 Inch gas 10,243 12,846 12,149 11,933 Imported gas 35,462 34,235 36,942 29,176 Isle of Man Demand 1,370 1,781 2,405 2,405 Sources: Imported gas 1,370 1,781 2,405 2,405 National Capacity Demand is as per Gas Capacity Statement (GCS) less 1 GWh per BGE's best estimat Onshore annual demand is as per the GCS. Corrib demand and peak capacity is half of what is on the GCS reflecting BGE's best estimate of the tim Inch Capacity is a BGE estimation based on scenarios received from Marathon. Inch Demand is a BGE estimation based on available information at the time. Isle of Man is as per GCS.

10 Transmission - Projected Capital Expenditure 15/12/ :32 Summary - CER Allowed Capex 2002/ / / / /07 m m m m m Onshore pipes compressor equipment/it property Inch pipes compressor equipment/it Interconnector 1 pipes compressor equipment/it Interconnector 2 pipes compressor equipment/it Total Check Onshore Capex Breakdown 2002/ / / / /07 m m m m m Pipeline to the West Other Pipes Total Onshore Capex Check Note: All figures are in 2002/03 monies

11 BGE Transmission Operating Costs ok 2003/ / / /07 m m m m Onshore Costs Network Costs Irish Rates Total Onshore Opex Inch Costs Network Costs Irish Rates Total Inch Opex Interconnector Costs Network Costs UK Rates Total IC Opex TOTAL OPEX COSTS Check Note: All figures are in 2002/03 monies

12 15/12/ :37 BGE TRANSMISSION REGULATORY ASSET BASE 30 th September 2002 Indexed Historical Cost Indexed Historical net of sl dep SL Dep Depreciation 30/09/ /09/ /09/ / / / / /07 m m m m m m m m Onshore System Pipelines Buildings Compressors Equipment Total Interconnector 1 Pipelines Compressors Equipment Interconnector 2 Pipelines Compressors Equipment Total Inch Pipelines Compressors Equipment Total TOTAL 1, ,