Drainage and treatment of runoff wastewater

Content:

Introduction
1. Fundamentals of surface runoff drainage
1.1. Surface wastewater
1.2. Organization of surface water runoff
1.3. Engineering systems for collecting and diverting surface runoff
1.4. Diversion of surface runoff from urban areas
2. Formation of surface wastewater
2.1. The main patterns of rainfall
2.2. Formation of meltwater runoff
2.3. Flow of irrigation, infiltration and drainage waters
2.4. Methods of measuring rain parameters
2.5. Precipitation fields
2.6. Primary processing of rain records
2.7. Methods and examples of calculations
3. Formation of rainwater wastewater
3.1. The process of rain runoff formation
3.2. Precipitation losses and surface runoff coefficient
3.3. The method of limiting intensities
3.4. Estimated duration of rain
3.5. Formulas for calculated rain intensity
3.6. Methods and examples of calculations
4. Hydraulic calculations of rainwater drainage networks
4.1. Hydraulic patterns of rainwater runoff movement
4.2. Free capacity of rain collectors
4.3. Hydraulic calculation of the rain network
4.4. Pressure mode of operation of the rain network
4.5. Computer modeling and software calculation of networks
4.6. Hydraulic calculation of semi-split system networks
4.7. Methods and examples of calculations
5. Design and construction of rain sewer networks
5.1. Tracing of drainage networks
5.2. Street networks and rain wells
5.3. High-rise design of pipes and collectors
5.4. Installation of pipelines and open rain network
5.5. Rain wells
5.6. Methods and examples of calculations
6. Regulation and pumping of surface runoff
6.1. Separation chambers
6.2. Regulating tanks
6.3. Rainwater pumping stations
6.4. Methods and examples of calculations
7. Contamination of surface wastewater
7.1. Contamination and impurities in surface runoff
7.2. Characteristics of pollution
7.3. Dynamics of rain runoff pollution
7.4. Methods and examples of calculations
8. Performance of the surface runoff treatment plant
8.1. Volumes of surface runoff diverted for cleaning
8.2. Performance of the surface runoff treatment plant
8.3. Methods and examples of calculations
9. Principles and technologies of surface runoff treatment
9.1. Requirements for surface runoff cleaning
9.2. Selection of the type of treatment plant
9.3. Selection of the technological scheme of cleaning
9.4. Methods and examples
10. Mechanical cleaning of surface runoff
10.1. Cleaning of debris and large impurities
10.2. Sand collection
10.3. Accumulation and clarification of the drain
10.4. Methods and examples of calculations
11. Physical and chemical cleaning
11.1. Reagent methods
11.2. Flotation
11.3. Contact filtration
11.4. Methods and examples of calculations
12. Deep cleaning and disinfection of surface runoff
12.1. Filtration and adsorption
12.2. Biological purification
12.3. Ion exchange
12.4. Disinfection
12.5. Methods and examples of calculations
Conclusion
Applications
References