Wastewater Collection System Maintenance

ISBN-13: 9781566765695 / Angielski / Twarda / 1997 / 359 str.

Michael J. Parcher; Parcher J. Parcher

Opis

This is a hands-on manual that describes how sewers work and strategies for maintaining them. Topics include sewer types, line cleaning techniques, jetting operations, nozzle technology, closed-circuit TV operations, manholes, repairs, rehabilitation, and trenchless technology. Appends a list of sta

Spis treści

Preface
Acknowledgements
Abbreviations and Acronyms
Introduction - In this Book - Scope of this Book - Model System - Wastewater Collection System Maintenance Defined - The Challenge - The Solution - Past, Future, Present - Conclusion

Health and Safety in Wastewater Collection Systems - In this Chapter - Introduction - Priorities - Responsibilities - Safety First - Tailgate Safety Meetings - Health and Safety - Safety Training - Hazard Recognition - Atmospheric Hazards - Chemical Hazards - Sewer Gas - Confined Space Entries - Traffic Safety - Health and Disease - Other Hazards - Gloves - Other Issues - Conclusion - Safety Glossary - Safety References - Additional Safety Resources
Types of Sewers - In this Chapter - Conventional Sewers - Lift Stations - Storm Sewers - Alternative Collection Systems - Size of Sanitary Sewers - Conclusion
Pipe Types - In this Chapter - Flexible Pipes - Rigid Piping - Other Topics - Conclusion - Pipe Type - References
Line Cleaning Equipment and Techniques - In this Chapter - Line Cleaning - Line Cleaning - Intervals - Line Cleaning Techniques - Flushing - Hydraulic Line Cleaning Devices - Rodding - Conclusion - Line Cleaning References
Jetting Operations - In this Chapter - Introduction to Jetting Operations - How Jetting Works - Purpose - Jetting Techniques - Return Flow Observation - Off-Road Jetting - Easement Jetting - Easement Jetter Operation - Chemical Jetting - Jetting Objectives - Jet Truck Components - Water Tanks - Water Tank Types - Water Pumps - Plumbing - Water Delivery Systems - Gauges - Troubleshooting and Jet Truck Maintenance - Pump Power Systems - Conclusion
Nozzle Technology - In this Chapter - Volume and Pressure - Torque and Thrust - Jetting Nozzles - Nozzle Types - Root-Cutting Tools and Equipment - Hydraulic Root Saws - Skids - Root-Cutting Attachments - Chain Knockers - Tornado Spinners - Conclusion
Purchasing a Jetter - In this Chapter - Introduction - Jet Truck Specifications
Wastewater Control and Grease - In this Chapter - Introduction - Wastewater Control - Problem - Identification - Grease Traps - Sand and Oil Traps - Sand Trap Inspection Techniques - Grease Trap Inspection - Techniques - Grease Trap Evaluation - Enforcement Protocol - New Traps - Sources of Grease - Other Sources of Fat, Oil, and Grease - Line Evaluations and Main Line Maintenance Intervals - Chemical Grease Control - Bioremediation - Grease Trap Service Companies - Conclusion - References for Wastewater Control and Grease
Roots - In this Chapter - Introduction - Types of Roots - Factors Affecting Root Intrusion - Pipe Type - Detecting Roots - TV Evaluation of Roots - Evaluation and Rating System - Why Rate Roots? - Methods for Maintaining Root-Free Lines - Root Cutting - Conclusion - References for Roots
Chemical Root Control and Foam - In this Chapter - Introduction - Chemical Root Control - EPA - Properties of Foam - Application Techniques - Water-Activated Foam - Mechanically Generated Foam - Spot - Foaming Operations - Calculations - Record Keeping - Chemical Safety - Reevaluation - Conclusion - Chemical Root Control References
Closed Circuit TV Operations - In this Chapter - Introduction - Camera History - Comparing - Camera Systems - Camera Types - Resolution - Pixels - Lighting Systems - Camera Heads - Cables - Troubleshooting - Transporters - Low-Flow TV Techniques - High-Flow TV Techniques - TV Uses - Defect - Symptoms - Video Interpretation - Defect Codes - Orientation - Information Management - Log Sheets - TV Safety - Conclusion - TV References
Computers and Maintenance Management - In this Chapter - Introduction - Computers - CMMS - Data Input - Mapping - AM - AM-FM - GIS - Other Computer Applications - Conclusion - Computer Glossary - Acknowledgement - Computerization References
Manholes - In this Chapter - Introduction - Manhole Inventory - Construction - Manhole Location - Manhole Inspection - Manhole Maintenance - Infiltration and Inflow - Access - Preventing Unauthorized Access - Conclusion
Rehabilitation Analysis - In this Chapter - Introduction - Analyzing Defects - Flow Monitoring - Sewer Main Rating System - Hydraulics - Rehabilitation Goals - Work Orders - Dating the Collection System - Corrosion - Corrosion Control - Infiltration and Inflow - Infiltration and Inflow Factors - Conclusion - Rehabilitation - Analysis References
Repairs, Rehabilitation and Trenchless Technology - In this Chapter - Introduction - Open Cut - Trenchless Technology - Cured in Place Pipe Liners - Point Repairs - Grout - Sliplining - Other Sliplining - Technologies - Trenchless Pipe Replacement - Protruding Taps - Conclusion - Trenchless Technology References
Appendices - State Environmental Training Centers - Collection System Operator Certification - Boards of Certification - List of Trade Publications and Associations

Glossary
About the Author

O autorze

Michael J. Parcher