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Proposal to adjust investment lead times

Proposal to adjust investment lead times. Transmission Workstream 4 th May 2006. Release of incremental capacity. UNC B2.2.3 (c) (i) obliges National Grid to release incremental capacity at each ASEP to the level of either 150% of NTS SO baseline;

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Proposal to adjust investment lead times

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  1. Proposal to adjust investment lead times Transmission Workstream 4th May 2006

  2. Release of incremental capacity • UNC B2.2.3 (c) (i) obliges National Grid to release incremental capacity at each ASEP to the level of either • 150% of NTS SO baseline; • or an amount determined by the application of the IECR • The IECR allows National Grid to • Extend the investment lead time governing the release of incremental entry capacity • Undertake a 14 day consultation on the proposals • Submit the consultation report and proposals to the Authority • This is only undertaken in the event that we are unable to physically provide up to 150% of NTS SO baseline at the ASEP with a 3 year lead time

  3. Incremental Capacity release 150% of NTS SO Baseline available from October 2010

  4. Requirement for adjusting investment lead time • Milford Haven • Any incremental capacity in excess of 25% of NTS SO baseline will require a duplicate pipeline which will take 4 years to deliver • Obtaining consent under the Environmental Impact Assessment • Planning permission • Easements from landowners • Easington, Bacton and St Fergus • Any incremental capacity in excess of the % shown in the previous table will require a greenfield compressor • From auction gate closure to commercial availability of a greenfield compressor is approximately 44 months • Completion of a public enquiry • Approval of HV electric power supply • Parallel working • There may be a requirement for an additional consultation if new ASEPs wish to take part in the September QSEC auction.

  5. Consultation process • Consultation issued on 28th April • Representations to • To be received by 17:00 on 12th May 2006 Dave Adlam NG House Warwick Technology Park Gallows Hill Warwick CV34 6DA Email: dave.adlam@uk.ngrid.com

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