Page 25 - Water and wastewater engineering

xxii CONTENTS

18-3 Wastewater Treatment Standards 18-11
18-4 Sludge Disposal Regulations 18-14
18-5 Plant Sizing and Layout 18-20
18-6 Plant Location 18-22
18-7 Chapter Review 18-22
18-8 Problems 18-23
18-9 Discussion Questions 18-27
18-10 References 18-28

19 Sanitary Sewer Design 19-1
19-1 Introduction 19-2
19-2 Predesign Activities 19-9
19-3 Gravity Sewer Collection System Design 19-9
19-4 Alternatives Sewers 19-28
19-5 Pump Station Design 19-31
19-6 Operation and Maintenance 19-39
19-7 Sewer Safety 19-40
19-8 Chapter Review 19-41
19-9 Problems 19-42
19-10 Discussion Questions 19-48
19-11 References 19-48

20 Headworks and Preliminary Treatment 20-1

20-1 Introduction 20-2
20-2 Pump Station 20-2
20-3 Flow Measurement 20-5
20-4 Bar Racks and Screens 20-9
20-5 Coarse Solids Reduction 20-23
20-6 Grit Removal 20-25
20-7 Flow Equalization 20-36
20-8 Alternative Preliminary Process Arrangements 20-46
20-9 Chapter Review 20-47
20-10 Problems 20-48
20-11 Discussion Questions 20-52
20-12 References 20-52

21 Primary Treatment 21-1
21-1 Introduction 21-2
21-2 Sedimentation Theory 21-2
21-3 Sedimentation Practice 21-3
21-4 Sedimentation Basin Design 21-6
21-5 Other Primary Treatment Alternatives 21-25
21-6 Chapter Review 21-26
21-7 Problems 21-27
21-8 References 21-30