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	1966 - 1993
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Tariff structures The rate of conversion - a study of costs outside the conversion division The effect of temperature and seasonal pricing on the sales of coke to merchants Control room decision making - aspect 1 - calculation of marginal costs - an aid to scheduling Control room decision making - aspect 2 - Mark I forecasting model Preliminary findings of the industrial survey An experiment in cold-canvassing for domestic appliance sales The bulk supply tariff: an exercise for North Thames Gas Board Off-peak contract - the Slough trading estates power station Control room decision making aspect 3 - control room organisation, operation and staff duties The allocation of staff to showrooms by queuing theory - a technical report An interruptible supply contract - the Slough trading estate's power station An economic evaluation of the proposal to bring forward the conversion date for the Slough trading estate Pre-conversion: an economic appraisal Control room decision making - aspect 4: examination of a proposed simple hourly forecasting model An investigation of price response in the domestic demand for gas Control room decision making - aspect 5 - a simple computer based method for obtaining efficient forecasts of daily gas demands Retail outlet project - first report First report on the sales information system project Retail outlet project second report costs and revenues Problems in implementing a linear programming system for plant scheduling Conversion and reversion of migrant appliances An analysis of service and escapes on appliances converted to natural gas Corporate planning department - an economic appraisal of moving Southend ICR and Mill Hill ICR into central London Sales information system - second report The development of rules at times of plant breakdown How to use the linear programming solution to determine a day's plant schedule Post-conversion call-backs and sweep-ups from domestic premises Telephone switchboards in centralised service units An analysis of appliance models and complaints from the post-conversion call-back enquiry form Retail outlet project - review of progress The economics of reversion Vehicle scheduling The merchandising effect of showrooms management report The merchandising effect of showrooms - data report The merchandising effect of showrooms - technical report Conversion costs and sell-outs allowances A study of the future gas plant requirements of the North Thames Gas Board Control room decision making - aspect 9: risk analysis in towns gas production The three -part bulk supply tariff and LNG Warehouse location A tentative assessment of the effects of relocating entral stores and appliance parts stores on the site of a possible new warehouse Retail outlets project - guidelines for evaluating the retail outlet network Retail outlets project - costs and revenues 1969 - 71 Determination of the size of a manual telephone switchboard Transport working party report - summary As above - part II A stock control study in the central appliance parts store A stock control study in the central appliance stores (technical report) Problems in defining a measure of security An economic leakage control policy for North Thames Gas Board Report of the working party on project documentation A stock control study into appliance parts held in conversion unit stores Retail outlets project - an evaluation of the Board's retail outlet network Management Services Directorate - Operational Research Department - plan of work Domestic appliance sales statistics, 1968 - 72 Short-term plant scheduling - part 1: an introduction to linear programming Short-term plant scheduling - management report Issue priorities classification Proposals for the location of district depots on Central Division Evaluation of tenders for the 1973 leakage repair contract [No report - distribution list only] Project handbook The problem area map Plan of work, December 1972 An appraisal of the proposed Chobham Common to Laleham pipeline investment scheme Diurnal storage planning Operational Research contribution to the central stores project Location of district depots on western areas Location of district depots on north western area Proposals for the location of district depots on eastern area OR Department proposals of work for the Personnel Directorate Plan of work, July 1973 Computer scheduling report An attempt to re-schedule regular service contracts for Essex area Results on the monitoring of the leakage repair contract LR 72 Operational Research in customer service Proposals for the location of district depots for North Thames region Education and training for management services Vehicle replacement policy for small vans at North Thames Gas Rates - a program to evaluate the effects of changes in take on stock levels of natural gas - user manual Plan of work, March 1974 Evaluation of tenders for the distribution general works contract Bromley-By-Bow central vehicle workshop and transport headquarters Bromley-By-Bow central mainsland pipeline store Bromley-By-Bow central vehicle workshop and transport headquarters Bromley-By-Bow central mainland pipeline store District depot - Kensal Green District depot - Kensal Green - new building Kensal Green area store Kensal Green transport service centre Grays district depot Customer accounting replacement vehicles Deployment of manpower in customer service Criteria for the selection of lines for quality control The evaluation of the leakage survey contract The evaluation of the customer service directorate service contract 1975/6 Assessment of contractors' tenders Plan of work, March 1975 Manpower planning work within the Operational Research Department Deployment of customer service manpower - second report Vehicle replacement policy Centralisation of out-of-hours radio control Operational Research Department - plan of work An analysis of some manpower strategies Vehicle costs Manning levels The costs associated with recruitment Stanbdy fleets size Plan of work Customer service workload/manpower matching program user guide Customer service workload/manpower matching program supervisors manual Assessment of sessions DGC 77 worksheet processing alternative computer systems `Not written' Profitability of central heating maintenance schemes 'Customer service - district staffing' (revised) Plan of work The strategy evaluation program - a management report 'Customer service district - staffing results for 1978/9' (highly confidential) Customer service telephone bank manning levels for 1978/9 Evaluation of tenders for the 1978 customer service contract 'An investigation into INCA stock control' (no original) 'OR staff in North Thames Gas from 1967' [list of names, dates joined, dates left, length of service, subsequent employer] Standby fleet size Plan of work Customer service telephone bank manning levels Customer service district staffing - results for 1979/80 PET demonstration model (bulk appliance and meter store) Vehicle replacement policy Plan of work Customer service telephone bank manning levels for 1980/81 Customer service district staffing report 1980 -81 Vehicle repair limits Plan of work Standby fleet size (revised) Proposals for improving the performance of the print room Review of employee absence Vehicle replacement policy and repair limits Review of stores strategy: a preliminary report Microcomputer developments in North Thames Gas Customer Service District Staffing - Results For 1981/82 Proposals for improving the performance of the print room Customer service telephone bank manning levels for 1981/82 Vehicle replacement policy and repair limits Weekend firm gas demand Plan of work Analysis of winter 1981/82 Analysis of proposed incentive bonus schemes Computer bureaux usage 1981/82 Not deposited Gas supply strategy winter 1981/82 Review of stores strategy: proposals for eastern area Distribution maintenance stores requirements Customer service telephone bank manning levels for 1982/83 Regional stores strategy: transmission material requirements Review of stores strategy: proposals for Essex area Plan of work Analysis of winter 1982/83 Cost effectiveness of out-of-hours work in customer service Telephone bank manning levels for 1983/84 A preliminary investigation of distribution workload planning Gas supply strategy winter 1983/84 Evaluation of appliance delivery methods Vehicle workshops resource planning Vehicle workshops resource planning ISIS forecasting and stock control - feasibility study ISIS forecasting and stock control - feasibility study Evaluation of appliance delivery methods - final report Evaluation of appliance delivery methods - final report Plan of work Involvement in the 1985 distribution general works contract Appliance stockholding costs Monitoring DGC 82 summary of results Review of INCA parameters Telephone bank review 1984/85 ISIS forecasting, stock control and modelling - progress report Centralisation of marketing emergency control Stock level strategy for gas supply winter 1984/85 Documentation of distribution workload planning systems Distribution workload planning recommendations and examinations of associated issues A review of stock management Economics of pre-assembly Vehicle service centre catchment area Updated documentation of distribution workload planning systems Distribution workload planning recommendations and examination of associated issues Estimation of trends in demand of stock items Plan of work Customer service telephone bank manning levels for 1985/86 Determination of appliance parts to stock at depot stores Not deposited Central vehicle workshop workload planning interim report Investigation into possible models to assist in the evaluation of appliance purchasing and sales strategies Customer service telephone bank short term forecasting of manning requirements Operational Research Department Customer Service Telephone bank Standards of Service Distribution material requirements - a final report Vehicle replacement policy - 1985 review: technical report District representation manning level study - analysis of data collected during the monitoring exercise Vehicle replacement policy - 1985 review: management summary Stock level strategy for gas supply winter 1985/86 Appraisal of INCA parameter review Investigation into materials issue at Mill Hill depot store Centralisation of out-of-hours radio control Investigation into the uses of visual interactive simulations Evaluation of the appliance delivery quota system trial Central vehicle workshop: workload investigation Plan of work Evaluation of supplies priorities for future ISIS developments: interim report Evaluation of supplies; priorities for future ISIS developments; final report Operation of emergency control following districtisation Service telephone review 1986/87 Review of tool stocking policy: interim report Aspects of distribution transport problems Appliance parts forecasting - method suitability Ferrying, transporting and recovery study Fleet sizing for towable compressors Stock level strategy for gas supply winter 1986/87 Monitoring and control of new vehicle work Appliance purchasing agreements 1986/87 - an interim monitoring system Implementation of revised criteria for selecting appliance parts forecasting methods Investigation into out-of-hours manning levels Plan of work with appendices Manning levels - interim report Appliance sales forecasting feasibility study Not deposited Integrated district office manning levels Eastern Group report Study into alternative strategies for the delivery of appliances - summary report Study into alternative appliance delivery strategies Clerical manning levels - a rule of thumb Plan of work Customer accounting clerk analysis Monitoring Distribution General Works Contract (DGC) 87 Strategy Evaluation Program (SEP) - a guide to the structure Results from the radio simulation model Variability in gas bill production briefing on analysis of diurnal swings for SEP Report on strategies to use regional storage to absorb the cost of forecasting errors Importing SEP Not deposited Transferring appliance sales phasing programs from the ICL Expansion of the same day service unit on Richmond District Estimating the demand in 2000/1 Effects of the new system of diurnal swing equations on the regional storage requirements Note reads `never entered into the system' Diurnal profiles Plan of work Cost of a change of DGC contractor Strategies for the use of regional storage Production of a benchmark tender for Engineering Period Contract (EPC) 90 North Thames/South Eastern (NT/SE) joint development demand forecasting project - OR report Review of gas demand forecasting Plan of work An overview of the current methods for estimating accounts Cash flow forecasting model PRE patterns - initial investigation Monitoring of the DGC87/EPC90 Changeover PRE patterns - initial investigation TQM - Managing into the `90s' Criteria for return of appliance parts Some observations on outage Review of the Diurnal swing model after Winter 1990/91 Plan of work 'Plan of work' - Appendices A1, A2, A3, A4 Review of the Bayesian forecasting model after Winter 1991 The August 1991 wet gas pumping test: description, results and conclusions Oil filming of water-sealed gas holders: recommendations based on other regions' experiences Appliance parts stock control models - review of parameters Standards of reports Monthly low pressure storage requirements for 1994 Plan of work 'Plan of work' - Appendices A1, A2, A3, A4 Second visits The development of debtors forecasting models and making provisions for bad debt Strategy evaluation program [SEP] - report for the transmission design group MEG conditioning: individual fogger analysis Strategy evaluation program, second report for the transmission design group Strategy evaluation program, third report for the transmission design group Pumping of wet gas SEP - Fourth report for the transmission design group SEP - Fifth report for transmission design group SEP - Summary report for transmission design group The cost of time slot appointments