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UK Gas Distribution

UK Gas Distribution



Background information

The UK Gas Distribution business of National Grid Transco is operated by Transco and comprises almost all of Britain’s gas distribution system. The gas distribution system consists of approximately 170,000 miles of distribution pipelines and is the largest gas distribution system in Europe. Gas is transported on behalf of approximately 70 active gas shippers from the National Transmission System through the eight regional distribution networks to around 21 million consumers.

As well as gas transportation, Transco is responsible for the safety, development and maintenance of the transportation system and operates the national gas emergency service.

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Regulation

On 1 April 2002, the activities of Transco’s distribution business became subject to a separate five-year price control formula (‘distribution price control formula’). With effect from 1 April 2004, this single price control formula was disaggregated into eight separate price control formulae (‘networks price control formulae’) to cover the activities of the eight regional distribution networks.

The new networks price control formulae take the same form as the distribution price control formula, with a maximum allowed revenue assigned to each network. Each formula retains the 65% fixed, 35% variable revenue associated with transportation volume changes, a mains replacement incentive mechanism and the pass-through of prescribed rates and gas transporter licence fees.

Each network has been allocated a regulatory value associated with its distribution assets, using an estimate of Transco’s distribution business regulatory value as at 1 April 2002. The allocation was done in a manner to minimise unnecessary regional differentials in transportation charges. The networks price control formulae also incorporate the same cost of capital assumptions at a real pre-tax rate of 6.25%.

To set the new networks price control formulae it was also necessary to allocate allowances for operating costs, capital expenditure, replacement expenditure, regulatory depreciation and transportation volumes. Projected replacement expenditure continues to be divided 50:50 between regulatory capital and regulatory operating expenditure, thereby ensuring that the cost of the iron mains replacement programme does not fall wholly on today’s customers but is shared with future customers. The regulatory treatment of replacement expenditure contrasts with the accounting treatment where all such costs are expensed (see critical accounting policies – replacement expenditure).

Each network is subject to its own mains replacement incentive mechanism and retains 33% of any outperformance against Ofgem’s annual cost targets as additional profit, or alternatively, bears 50% of any overspend if it underperforms.

In 2003/04, operating under the distribution price control formula Transco made an estimated £10 million of additional profit from this mechanism.

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Financial performance

UK Gas Distribution turnover for the year ended 31 March 2004 was £2,245 million, compared with £2,089 million in 2002/03 and £2,013 million in 2001/02.

Principal factors behind the £156 million increase in turnover comparing 2003/04 to 2002/03 were:

  • an increase in revenue recovered under the distribution price control formula of £84 million, primarily because of a 5% price increase implemented in October 2003 which added £79 million, combined with an increase in underlying volumes which added £21 million, but offset by an £11 million reduction because of relatively mild weather; and
  • a £72 million increase in other, relatively low margin income, primarily because of increased work for the Group’s other businesses, such as increased workload undertaken by Transco’s emergency service on behalf of the Group’s regulated and non-regulated metering businesses.

Principal factors behind the £76 million increase in turnover comparing 2002/03 to 2001/02 were an increase in revenue recovered under the distribution price control formula of £33 million, of which £23 million was due to an increase in underlying volumes, while £10 million was the result of relatively cold weather. In addition, there was an increase of £43 million in other income primarily because of increased work for the Group’s other businesses.

UK Gas Distribution adjusted operating profit for the year ended 31 March 2004 was £729 million, compared with £554 million in 2002/03 and £548 million in 2001/02.

UK Gas Distribution operating profit for the year ended 31 March 2004 was £640 million, compared with £443 million in 2002/03 and £504 million in 2001/02.

Exceptional charges which explain the difference between adjusted operating profit and operating profit are discussed in the context of all exceptional items of the Group under Exceptional items - 2003/04 and Exceptional items - 2002/03.

The £175 million increase in adjusted operating profit comparing 2003/04 to 2002/03 was mainly a result of an £84 million increase in formula income, a £103 million reduction in controllable operating costs and a £17 million reduction in replacement expenditure. This was offset by a net increase in depreciation and amortisation of capital contributions of £11 million and a £23 million charge for UK Gas Distribution’s share of the Lattice pensions deficit.

Principal factors behind the £6 million increase in adjusted operating profit comparing 2002/03 to 2001/02 were an increase in revenue recovered under the distribution price control formula of £33 million, combined with a £26 million reduction in controllable operating costs, offset by increased depreciation of £9 million and an increase in replacement expenditure of £37 million (see critical accounting policies – replacement expenditure).

UK Gas Distribution’s replacement expenditure (repex) for the year ended 31 March 2004 was £388 million, compared with £405 million in 2002/03 and £368 million in 2001/02.

The £37 million increase in repex in 2002/03 compared with 2001/02 was due to the completion of the Medium Pressure Ductile Iron replacement programme in 2002/03. The £17 million reduction comparing 2003/04 to 2002/03 was associated with the start of the iron mains replacement programme with 2003/04 representing the lowest year of expenditure planned until 2007.

UK Gas Distribution’s controllable costs in 2003/04 were £103 million lower than 2002/03 and 7% lower than the 2003/04 allowance agreed with Ofgem as part of the five-year distribution price control formula agreed in April 2002. The reduction was a direct result of the implementation of restructuring plans announced in September 2002, coupled with continued investment in technology and the centralisation of activities, and aided by synergies from the merger of National Grid and Lattice.

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Operating performance

Gas throughput was 706 TWh in 2003/04, compared with 708 TWh in 2002/03 and 697 TWh in 2001/02. If the weather had corresponded to seasonal normal temperatures, it is estimated that gas throughput would have been 732 TWh in 2003/04, compared with 730 TWh in 2002/03 and 727 TWh in 2001/02.

While there has been underlying growth of 1.9% in demand from small users (2002/03 2.0% demand growth), 2003/04 saw a 3.5% reduction in underlying demand from business and other large users (2002/03 1.6% reduction), which can be attributed to higher gas prices, power stations being off-line and recession in a number of manufacturing sectors.

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Standards of service

Over the past few months we have been working with Ofgem and the wider industry to implement plans to improve the standards of service provided by Transco in relation to its connections activities. While Ofgem has recognised that the performance of the connections service provided by Transco has improved, in May 2004 it confirmed a financial penalty of £1 million in relation to earlier performance problems.

The problems we have had with our connections operations have adversely impacted our overall standards of service performance and as a result there is some room for improvement. Despite this we have once again exceeded our safety-related standards of service targets with more than 98% of ‘uncontrolled’ gas escapes (where the gas leak cannot be controlled by turning the gas supply off at the meter) attended within one hour, and more than 99% of ‘controlled’ gas escapes (where the gas leak can be controlled at the meter) attended within two hours.

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Safety

Using DuPont Safety Resources, we have been working to improve our overall safety, health and environmental performance through the implementation of best practice in UK Gas Distribution. Over the last 12 months, we have demonstrated a continued improvement with a 22% reduction in employee Lost Time Injuries (LTIs). By working closely with our supply chain partners to share best practice, we have also made significant steps in improving their performance resulting in a 43% reduction in their LTIs. We have initiated new training, which we believe will educate and change behaviours to drive improved safety performance further towards our goal of zero injuries.

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Investment in the network

Capital expenditure in the reinforcement and extension of Transco’s gas distribution network was £293 million in 2003/04, compared with £380 million in 2002/03 and £455 million in 2001/02. The reductions in capital expenditure comparing 2003/04 to 2002/03 and 2002/03 to 2001/02 were principally due to the fact that investment in the high pressure pipelines in the distribution networks incorporates a number of large projects and is dependent on forecasts of future demand. The profile of expenditure over time is stepped with the commencement and completion of projects to expand the network. As a result of the level of project activity, expenditure in 2001/02 was particularly high due to a number of large projects being undertaken. It fell by £75 million in 2002/03 and then by a further £87 million in 2003/04 with the completion of these projects.

During the year ended 31 March 2004, Transco made over 100,000 new connections to its network. The total number of new connections to Britain’s network, taking into account other connections made by third parties, is estimated to be in excess of 200,000.

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Network sales

Plans for the possible sale of up to four of Transco’s eight distribution networks, announced in May 2003, have progressed steadily over the past year. A large number of indicative bids for the five networks potentially identified for sale (Scotland, Wales and West, North of England, North West and South of England) were received and discussions have continued with a number of parties. It is expected that the results of the sales process will be announced this summer with any sales due for completion in early 2005.

National Grid Transco has been discussing its plans with Ofgem and the wider industry through industry workstreams. In April 2004, Ofgem gave approval for the next phase of work to consider the implications of the proposed network sales on the basis that it is in consumers’ interests. Completion of this phase of work is expected by the end of July and Ofgem’s final consent to specific sales is expected in the second half of 2004.

The HSE has been kept appraised of all developments and will need to approve new safety cases and any changes proposed by National Grid Transco before the sales can complete. The 0800 111 999 national gas emergency service number will remain the same and will continue to be managed by National Grid Transco. The emergency engineers who are currently dispatched to attend public reported gas escapes and gas emergencies within each network will be included as part of any network sale.

Although we may sell up to four networks, if this maximises value, we remain committed to a substantial gas distribution business in Britain and we will continue to be the largest operator of gas distribution assets in the country.

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The ‘Way Ahead’ for our retained distribution networks

We have begun our ‘Way Ahead’ restructuring programme in the networks that we will retain. This involves a move to a more centralised structure that will enable us to place increased emphasis on safety and efficiency, the deployment of best practice across the organisation, and facilitate our aim to be the best in the world at balancing cost, performance and risk. Any network that is currently part of the sale process, but is not subsequently sold, will be incorporated into the Way Ahead programme later this year.

This should enable us to deliver major reductions in controllable operating expenditure.


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