North Carolina State Building Code:Plumbing Code 2018

The brand new 2018 code is based on and integrates the 2015 International Plumbing Code. Staying current with the newest codes is crucial to compliance. Don’t get caught with an old code and have to pay heavy fines, update your codes today!

Table of Contents

1. Scope and Administration
   1. Scope and Application
      1. General
      2. Applicability
   2. Administration and Enforcement
      1. Department of Plumbing Inspection
      2. Duties and Powers of the Code official
      3. Approval
      4. Permits
      5. Inspections and Testing
      6. Violations
      7. Means of Appeal
      8. Temporary Equipment, Systems and Uses
2. Definitions
   1. General
   2. General Definitions
3. General Regulations
   1. General
   2. Exclusion of Materials Detrimental to the Sewer System
   3. Materials
   4. Rodentproofing
   5. Protection of Pipes and Plumbing System Components
   6. Trenching, Excavation and Backfill
   7. Structural Safety
   8. Piping Support
   9. Flood Hazard Resistance
   10. Washroom and Toilet Room Requirements
   11. Toilet Facilities for Workers
   12. Tests and Inspections
   13. Equipment Efficiencies
   14. Condensate Disposal
   15. Penetrations
   16. Alternative Engineered Design
   17. Carbon Monoxide Alarms
4. Fixtures, Faucets and Fixture Fittings
   1. General Fixture Materials
   2. Minimum Plumbing Facilities
   3. Accessible Plumbing Facilities
   4. Installation of Fixtures
   5. Automatic Clothes Washers
   6. Bathtubs
   7. Bidets
   8. Dishwashing Machines
   9. Drinking Fountains
   10. Emergency Showers and Eyewash Stations
   11. Floor and Trench Drains
   12. Food Waste Disposer Units
   13. Garbage Can Washers
   14. Laundry Trays
   15. Lavatories
   16. Showers
   17. Sinks
   18. Urinals
   19. Water Closets
   20. Whirlpool Bathtubs
   21. Health Care Fixtures and Equipment
   22. Specialty Plumbing Fixtures
   23. Faucets and Other Fixture Fittings
   24. Flushing Devices for Water Closets and Urinals
   25. Manual Food and Beverage Dispensing Equipment
   26. Floor Sinks
5. Water Heaters
   1. General
   2. Installation
   3. Connections
   4. Safety Devices
   5. Insulation
6. Water Supply and Distribution
   1. General
   2. Water Required
   3. Water Service
   4. Design of Building Water Distribution System
   5. Materials, Joints and Connections
   6. Installation of the Building Water Distribution System
   7. Hot Water Supply System
   8. Protection of Potable Water Supply
   9. Health Care Plumbing
   10. Disinfection of Potable Water System
   11. Drinking Water Treatment Units
   12. Solar Systems
   13. Temperature Control Devices and Valves
   14. Partial Fire Sprinkler Protection in One-and Two-family Dwellings
   15. Full Fire Sprinkler Protection in One-and Two-family Dwellings
7. Sanitary Drainage
   1. General
   2. Materials
   3. Building Sewer
   4. Drainage Piping Installation
   5. Joints
   6. Connections Between Drainage Piping and Fittings
   7. Prohibited Joints and Connections
   8. Cleanouts
   9. Fixture Units
   10. Drainage System Sixing
   11. Offsets in Drainage Piping in Buildings of Five Stories or More
   12. Sumps and Ejectors
   13. Health Care Plumbing
   14. Computerized Drainage Design (Deleted)
   15. Backwater Valves
   16. Vacuum Drainage Systems
   17. Replacement of Underground Sewers by Pipe-Bursting Methods
8. Indirect/Special Waste
   1. General
   2. Indirect Wastes
   3. Special Wastes
   4. Materials, Joints and Connections
9. Vents
   1. General
   2. Materials
   3. Vent Terminals
   4. Outdoor Vent Extensions
   5. Vent Connections and Grades
   6. Vent Pipe Sizing
   7. Vents for Stack Offsets
   8. Relief Vents – Stacks of More Than 10 Branch Intervals
   9. Fixture Vents
   10. Individual Vent
   11. Common Vent
   12. Wet Venting
   13. Waste Stack Vent
   14. Combination Waste and Vent System
   15. Island Fixture Venting
   16. Single Stack Vent System (Sovant)
   17. Air Admittance Valves
   18. Engineered Vent Systems (Deleted)
   19. Computerized Vent Design (Deleted)
10. Traps, Interceptors and Separators
    1. General Trap Requirements
    2. Interceptors and Separators
    3. Materials, Joints and Connections
11. Storm Drainage
    1. General
    2. Materials
    3. Traps (Deleted)
    4. Conductors and Connections
    5. Roof Drains
    6. Size of Conductors, Leaders and Storm Drains
    7. Siphonic Roof Drainage Systems
    8. Secondary (emergency) Roof Drains
    9. Combined Sanitary and Storm Public Sewer
    10. Controlled Flow Roof Drain Systems
    11. Subsoil Drains
    12. Building Subdrains
    13. Sumps and Pumping Systems
    14. Values of Continuous Flow
12. Special Piping and Storage Systems
13. Nonpotable Water Systems
    1. General On-Site Nonpotable Water Reuse Systems
    2. Nonpotable Rainwater Collection and Distribution Systems
    3. Reclaimed Water Systems
14. Subsurface Landscape Irrigation Systems
15. Referenced Standards

Appendix A - Plumbing Permit Fee Schedule

Appendix B - Rates of Rainfall for Various Cities

Appendix C - Structural Safety

1. Cutting, Notching and Boring in Wood Members

Appendix D – Degree Day and Design Temperatures

Appendix E - Sizing of Water Piping System

1. General
2. Information Required
3. Selection of Pipe Size
4. Selection of Pipe Size
5. Determination of Pipe Volumes

Index