Bath Planning (2^nd Ed.)
Guidelines, Codes, Standards
NKBA Professional Resource Library Series

The leading resource for student and professional bath designers?completely revised and updated

Bath Planning is the most authoritative resource available on the subject, containing everything a professional needs to know to design a safe, functional, effective, and attractive bath. Based on the National Kitchen and Bath Association's Kitchen and Bathroom Planning Guidelines and the related Access Standards, this book presents the best practices developed by the Association's committee of professionals through extensive research.

This Second Edition has been completely revised and redesigned throughout, with new full-color photographs and illustrations and a special emphasis on client needs, research, and references to industry information. Features include:

• New and expanded information on universal design and sustainable design
• The 2012 edition of the NKBA Planning Guidelines with Access Standards and up-to-date applications of the 2012 International Residential Code
• New information about storage, cabinet construction, and specifying cabinets
• Metric measurement equivalents included throughout
• A companion website with forms and teaching resources for instructors

Preface xiii

Acknowledgments xv

Chapter 1 Bathroom History, Research, and Trends 1

A Brief History of the Bathroom 1

Bathroom‐Related Research 10

Major Bathroom Trends 12

Current Demographic and Population Trends 24

Bathroom Trends 27

Summary 41

Review Questions 42

Chapter 2 Infrastructure Considerations 43

Codes 43

Structural Issues 44

Doors and Windows 49

Plumbing 55

Noise 61

Summary 64

Review Questions 64

Chapter 3 Environmental and Sustainability Considerations 65

Sustainable Design and Building 65

Choosing Sustainable Products 66

Green Building Programs 68

Sustainable Certification Programs 71

Energy Issues and Building Codes 73

Water 73

Efficient and Sustainable Use of Water 75

WaterSense 79

Water Leaks 80

Graywater 80

Air Quality 81

Moisture and Indoor Air Quality 85

Summary 90

Review Questions 90

Chapter 4 Human Factors and Universal Design Foundation 91

Anthropometry 92

Ergonomic and Universal Design 100

Access Codes, Laws, and Standards 108

Summary 110

Review Questions 110

Chapter 5 Assessing Needs 111

The Design Process 111

Interviewing the Client 112

Getting to Know Your Client (Form 1) 113

Getting to Know Your Client's Home (Form 2) 118

Activities in the Bathroom (Form 3) 120

Storage in the Bathroom (Form 4) 125

Your Client's Bathroom Preferences (Form 5) 131

The Jobsite 134

Prepare the Client 142

Table of Contents

Table of Contents xi

Ready for the Design Program? 142

Summary 143

Review Questions 143

Chapter 6 Bathroom Planning 145

Types and Locations of Bathrooms 145

The Center Concept 152

General Bathroom Design 154

Grooming Center 158

Bathing/Showering Center 176

Toileting Center 193

Summary 200

Review Questions 201

Chapter 7 Mechanical Planning 203

Electrical Planning 203

Heating 205

Cooling 211

Ventilation 212

Water Heating 218

Lighting 220

Summary 234

Review Questions 234

Chapter 8 Accessibility in Practice 235

Universal Design versus Accessibility: Further Clarification 235

Characteristics of Specific Users 236

Access Design Considerations 240

Summary 300

Review Questions 301

Chapter 9 More Than a Bathroom 303

Clothes Closets 303

Dressing Areas 318

Linen Closets 318

Laundry Areas 321

Exercise Areas 330

The Home Spa 335

Summary 348

Review Questions 348

Chapter 10 Putting It All Together 349

The Design Process 349

The Design Program 351

The Design Drawing 355

Room Outline 356

Visual Diagrams 358

Priority Areas 359

Putting It All Together—A Sample Project 367

The Design Solution 371

Summary 375

Review Questions 376

Appendix A: Bath Planning Guidelines with Access

Standards 377

Appendix B: Measurement Conversions 419

Glossary 421

Resources 429

Index 433

The NATIONAL KITCHEN & BATH ASSOCIATION is the only nonprofit trade association dedicated exclusively to the kitchen and bath industry and is the leading source of information and education for professionals in the field. With more than 50,000 members, it has provided valuable resources for industry professionals, students, and consumers for more than fifty years.