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• 10:45, 21 July 2022 ‎Preface VOL3 (hist) ‎[4,401 bytes] ‎Juma (talk | contribs) (Created page with "==Preface== <div style="text-align:justify"> <div style="font-size:17px"> The Government of the United Republic of Tanzania, through the Ministry of Water, oversees the imple...")
• 10:43, 21 July 2022 ‎Acknowledgements VOL3 (hist) ‎[3,731 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align: justify"> <div style="font-size:16px"> Changes of policy and technology have necessitated the preparation of this new edition of the DCOM Manual for t...")
• 10:36, 21 July 2022 ‎Chapter One:Introduction VOL1 (hist) ‎[39,657 bytes] ‎Juma (talk | contribs) (Created page with "=Chapter One: Introduction= <div style="text-align:justify"> The preparation of this DCOM manual was preceded by an overview of five important global considerations of Water S...")
• 10:25, 21 July 2022 ‎Preface VOL2 (hist) ‎[4,401 bytes] ‎Juma (talk | contribs) (Created page with "==Preface== <div style="text-align:justify"> <div style="font-size:17px"> The Government of the United Republic of Tanzania, through the Ministry of Water, oversees the imple...")
• 10:23, 21 July 2022 ‎Acknowledgements VOL2 (hist) ‎[3,720 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align: justify"> <div style="font-size:16px"> Changes of policy and technology have necessitated the preparation of this new edition of the DCOM Manual for t...")
• 10:18, 21 July 2022 ‎List of Special Committee Members VOL.1 (hist) ‎[317 bytes] ‎Juma (talk | contribs) (Created page with "LIST OF SPECIAL COMMITTEE MEMBERS ON REVIEWING AND UPDATING THE 3RD EDITION, <br> DESIGN MANUAL FOR WATER SUPPLY AND WASTEWATER DISPOSAL OF 2009 <br> File:Comiteemembers.PN...")
• 10:12, 21 July 2022 ‎Acknowledgements VOL.1 (hist) ‎[3,727 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align: justify"> <div style="font-size:16px"> Changes of policy and technology have necessitated the preparation of this new edition of the DCOM Manual for t...")
• 05:57, 21 July 2022 ‎Chapter Five: Design Standards and Specifications:Chapter Five: Design Standards and Specifications (hist) ‎[11,163 bytes] ‎Juma (talk | contribs) (Created page with "=Chapter Five: Design Standards and Specifications= ==DESIGN STANDARDS== <div style='text-align: justify'> A Standard is the limit of a measure of quality of a product prepare...")
• 05:47, 21 July 2022 ‎Chapter Five: Design Standards and Specifications: Design Standards and Specifications (hist) ‎[11,227 bytes] ‎Juma (talk | contribs) (Created page with "=Chapter Five: Design Standards and Specifications= == 5.1 DESIGN STANDARDS == <div style='text-align: justify'> A Standard is the limit of a measure of quality of a product p...")
• 05:42, 21 July 2022 ‎Chapter Four: Off-Site Sanitation Systems:Chapter Four: Off-Site Sanitation Systems (hist) ‎[136,268 bytes] ‎Juma (talk | contribs) (Created page with "=Chapter Four: Off-site Sanitation Systems= <div style="text-align:justify"> Off-site sanitation refers to a sanitation system in which wastewater and excreta are collected an...")
• 22:57, 20 July 2022 ‎Preface VOL.1 (hist) ‎[4,380 bytes] ‎Juma (talk | contribs) (Created page with "==Preface== <div style="text-align:justify"> <div style="font-size:17px"> The Government of the United Republic of Tanzania, through the Ministry of Water, oversees the imple...")
• 20:48, 20 July 2022 ‎Subject Index : Subject Index (hist) ‎[247 bytes] ‎Juma (talk | contribs) (Created page with "'''Subject Index''' center|700px")
• 17:02, 20 July 2022 ‎Subject Index: Subject Index (hist) ‎[226 bytes] ‎Juma (talk | contribs) (Created page with "SUBJECT INDEX A Activated Sludge, 209 Aeration, 133, 145, 146, 147 Aerators, 145, 146, 147 Air Entrapment, 61 Algal, 174 Anaerobic Baffled Reactor (ABR), 201 anaerobic filt...")
• 14:03, 20 July 2022 ‎References IV (hist) ‎[10,015 bytes] ‎Juma (talk | contribs) (Created page with "= REFERENCES = Brikkè, F. (2000). Operation and Maintenance of rural water supply and sanitation systems. A training package for managers and planners. Malta: IRC Internatio...")
• 13:47, 20 July 2022 ‎DCOM Volume IV Appendix 9 (hist) ‎[604 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 9: Solar Arrays and Accessories''' center|700px center|700px <div style="text-align:center">...")
• 12:43, 20 July 2022 ‎DCOM Volume IV Appendix 10 (hist) ‎[668 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 9: Solar Arrays and Accessories Inspection Checklist''' center|500px center|500px <div style="...")
• 12:23, 20 July 2022 ‎DCOM Volume IV Appendix 8 (hist) ‎[401 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 8: Troubleshooting for Hand Pumps''' Following are major problems that may occur in use of hand pumps, possible causes and suggestive remedies:")
• 12:18, 20 July 2022 ‎DCOM Volume IV Appendix 7 (hist) ‎[373 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 7: Jet Pumps and Their Troubleshooting''' The troubleshooting information for jet pump problems is presented in matrix below. center|700px")
• 12:12, 20 July 2022 ‎DCOM Volume IV Appendix 6 (hist) ‎[524 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 6: Centrifugal Pumps and Their Troubleshooting''' A typical centrifugal pump and its component parts are shown below: center|500px")
• 11:53, 20 July 2022 ‎ReferencesIII: References (hist) ‎[4,140 bytes] ‎Juma (talk | contribs) (REFERENCES)
• 11:53, 20 July 2022 ‎DCOM Volume IV Appendix 5 (hist) ‎[594 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 5: Details of a Submersible Pump and Their Troubleshooting''' center|400px<br> (Source: World Bank, 2012)")
• 11:46, 20 July 2022 ‎DCOM Volume IV Appendix 4 (hist) ‎[325 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 4: Details of Infiltration Gallery''' center|700px<br> (Source: The World Bank, 2012)")
• 11:31, 20 July 2022 ‎DCOM Volume IV Appendix 3 (hist) ‎[988 bytes] ‎Juma (talk | contribs) (Created page with "'''Appendix 3: Pumping Tests Procedure''' 1. Prior to starting the pump, measure and record the static water level. 2. After starting the pump, measure the corresponding wat...")
• 11:28, 20 July 2022 ‎DCOM Volume IV Appendix 2 (hist) ‎[285 bytes] ‎Juma (talk | contribs) (Created page with "=== Appendix 2: Troubleshooting for Borehole/Tube Wells === center|700px")
• 11:06, 20 July 2022 ‎DCOM Volume IV Appendix 1 (hist) ‎[323 bytes] ‎Juma (talk | contribs) (Created page with " '''Appendix 1: Maintenance of Different Types of Boreholes''' 700px 700px 700px")
• 10:17, 20 July 2022 ‎DCOM Volume III Appendix 6 (hist) ‎[629 bytes] ‎Juma (talk | contribs) (Created page with "APPENDIX 6: QUARTERLY PROGRESS REPORTING FORM")
• 10:15, 20 July 2022 ‎DCOM Volume III Appendix 5 (hist) ‎[9,686 bytes] ‎Juma (talk | contribs) (Created page with "== INTRODUCTION == The purpose of this Construction Quality Assurance (CQA) Plan is to detail the testing methods and quality assurance procedures for required Water supply an...")
• 09:58, 20 July 2022 ‎Appendices: Appendices (hist) ‎[74 bytes] ‎Juma (talk | contribs) (Created page with " == APPENDICES == Appendix 1: Maintenance of Different Types of Boreholes")
• 17:23, 19 July 2022 ‎DCOM Volume III Appendix 4 (hist) ‎[8,392 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align:justify;"> == Appendix 4: proposed service provider performance evaluation == <div style="font-size:11px;"> == DEFINITION == “Contractor” means a...")
• 16:37, 19 July 2022 ‎DCOM Volume III Appendix 3 (hist) ‎[8,666 bytes] ‎Juma (talk | contribs) (Created page with "== Appendix 3: partnering: a teamwork approach == Partnering is a project approach designed to allow the design and construction process to be performed within an environment...")
• 16:21, 19 July 2022 ‎DCOM Volume III Appendix 2 (hist) ‎[269 bytes] ‎Juma (talk | contribs) (Created page with "== Appendix: 2 procurement records keeping == Details of Records to be Included in the Procurement and Contract File. 700px<br> 700px")
• 10:23, 19 July 2022 ‎DCOM Volume III Appendix 1 (hist) ‎[12,861 bytes] ‎Juma (talk | contribs) (Created page with "== APPENDICES == === Appendix 1: Template for Contract Management Plan === <br> 700px<br>")
• 15:08, 18 July 2022 ‎List of Special Committee Members IV (hist) ‎[348 bytes] ‎Juma (talk | contribs) (Created page with "LIST OF SPECIAL COMMITTEE MEMBERS ON REVIEWING AND UPDATING THE 3RD EDITION, DESIGN MANUAL FOR WATER SUPPLY AND WASTEWATER DISPOSAL OF 2009 <br> 710px <...")
• 15:06, 18 July 2022 ‎Acknowledgements IV (hist) ‎[3,693 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align: justify"> Changes of policy and technology have necessitated the preparation of this new edition of the DCOM Manual for the design, construction super...")
• 15:05, 18 July 2022 ‎Preface IV (hist) ‎[4,358 bytes] ‎Juma (talk | contribs) (Created page with "==Preface== <div style="text-align:justify"> The Government of the United Republic of Tanzania, through the Ministry of Water, oversees the implementation of the Water Supply...")
• 12:25, 18 July 2022 ‎Chapter Four: contract supervision and administration (hist) ‎[30,301 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align:justify"> =CHAPTER FOUR CONTRACT SUPERVISION AND ADMINISTRATION= ==General Requirements for Contract Supervision and Administration== Contract supervisi...")
• 15:39, 16 July 2022 ‎Chapter Nineteen: Community Participation and Compliant Redressal System in Operation and Maintenance of Water Supply and Sanitation Projects (hist) ‎[14,735 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER NINETEEN COMMUNITY PARTICIPATION AND COMPLIANT REDRESSAL SYSTEM IN OPERATION AND MAINTENANCE OF WATER SUPPLY AND SANITATION PROJECTS 19.1 Institutional Roles and Resp...")
• 15:38, 16 July 2022 ‎Chapter Eighteen: Revenue Including billing and Collection (hist) ‎[5,561 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER EIGHTEEN REVENUE INCLUDING BILLING AND COLLECTION Revenue management system is an important aspect of any water supply system as it governs the financial and technica...")
• 15:37, 16 July 2022 ‎Chapter Seventeen: Water Audit and Leakage Control (hist) ‎[23,332 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER SEVENTEEN WATER AUDIT AND LEAKAGE CONTROL 17.1 Definition of Water Audit Water audit of a water supply scheme can be defined as the assessment of the capacity of tot...")
• 15:36, 16 July 2022 ‎Chapter Sixteen: Water Meters, Instrumentation Telemetry and Scada (hist) ‎[41,559 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER SIXTEEN WATER METERS, INSTRUMENTATION TELEMETRY AND SCADA 16.1 Water Meters A water meter is a scientific instrument for measurement of the quantity of water distri...")
• 15:35, 16 July 2022 ‎Part E (hist) ‎[252 bytes] ‎Juma (talk | contribs) (Created page with "PART E: WATER AUDIT, REVENUE AND COMMUNITY PARTICIPATION MANAGEMENT")
• 15:34, 16 July 2022 ‎Chapter Fifteen: Operation and Maintenance of Sanitation Projects (hist) ‎[53,339 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER FIFTEEN OPERATION AND MAINTENANCE OF SANITATION PROJECTS 15.1 Operation and Maintenance Requirements for Sanitation Systems Operation and maintenance (O&M) activiti...")
• 15:33, 16 July 2022 ‎Part D (hist) ‎[334 bytes] ‎Juma (talk | contribs) (Created page with "PART D: OPERATION AND MAINTENANCE OF SANITATION PROJECTS")
• 15:32, 16 July 2022 ‎Chapter Fourteen: Drinking Water and Wastewater Quality Monitoring, Surveillance and Compliance (hist) ‎[21,658 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER FOURTEEN DRINKING WATER AND WASTEWATER QUALITY MONITORING, SURVEILLANCE AND COMPLIANCE Drinking water quality monitoring and surveillance of a water supply schemes e...")
• 15:31, 16 July 2022 ‎Chapter Thirteen: Treatment for Special Water Sources (hist) ‎[11,508 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER THIRTEEN TREATMENT FOR SPECIAL WATER SOURCES Algae, arsenic, cyanobacteria, fluoride and natural organic matters are among water quality parameters that require speci...")
• 15:31, 16 July 2022 ‎Chapter Twelve: Water Treatment (hist) ‎[93,701 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER TWELVE WATER TREATMENT The principal objective of water treatment in water supply industry is to produce water that is fit for domestic use from a raw water source th...")
• 15:28, 16 July 2022 ‎Part C (hist) ‎[223 bytes] ‎Juma (talk | contribs) (Created page with "PART C: OPERATION AND MAINTENANCE OF WATER TREATMENT, WATER AND WASTEWATER QUALITY COMPLIANCE")
• 15:28, 16 July 2022 ‎Chapter Eleven: Audit and Conservation of Energy (hist) ‎[19,232 bytes] ‎Juma (talk | contribs) (Created page with "CHAPTER ELEVEN AUDIT AND CONSERVATION OF ENERGY 11.1 Introduction Energy is very scarce and short supply commodity particularly in many of the areas in Tanzania and its cost...")
• 15:26, 16 July 2022 ‎Chapter Ten: Pumping Machinery (hist) ‎[71,031 bytes] ‎Juma (talk | contribs) (Created page with "<div style="text-align:justify"> == Chapter Ten: Pumping Machinery == == General == Pumping machinery and pumping stations are very important components in water supply and...")
• 13:41, 16 July 2022 ‎References: References (hist) ‎[9,958 bytes] ‎Juma (talk | contribs) (Created page with "= REFERENCES = Linh Tran (2015). The Importance of Time Management (Aspects of Project Management Part 1). Retrieved from: [https://www.inloox.com/company/blog/articles/the-im...")

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