NFPA 13 - Standard for the Installation of Sprinkler Systems
2010 Edition

Chapter 1 Administration

1.1 Scope
1.2 Purpose
1.3 Application
1.4 Retroactivity
1.5 Equivalency
1.6 New Technology
1.7 Units and Symbols

Chapter 2 Referenced Publications

2.1 General
2.2 NFPA Publications
2.3 Other Publications
2.4 References for Extracts in Mandatory Sections

Chapter 3 Definitions

3.1 General
3.2 NFPA Official Definitions
3.3 General Definitions
3.4 Sprinkler System Type Definitions
3.5 System Component Definitions
3.6 Sprinkler Definitions
3.7 Construction Definitions
3.8 Private Water Supply Piping Definitions
3.9 Storage Definitions
3.10 Marine Definitions
3.11 Hanging and Bracing Definitions

Chapter 4 General Requirements

4.1 Level of Protection
4.2 Limited Area Systems
4.3 Owner's Certificate
4.4 Additives

Chapter 5 Classification of Occupancies and Commodities

5.1 Classification of Occupancies
5.2 Light Hazard Occupancies
5.3 Ordinary Hazard Occupancies
5.4 Extra Hazard Occupancies
5.5 Special Occupancy Hazards
5.6 Commodity Classification

Chapter 6 System Components and Hardware

6.1 General
6.2 Sprinklers
6.3 Aboveground Pipe and Tube
6.4 Fittings
6.5 Joining of Pipe and Fittings
6.6 Hangers
6.7 Valves
6.8 Fire Department Connections
6.9 Waterflow Alarm Devices

Chapter 7 System Requirements

7.1 Wet Pipe Systems
7.2 Dry Pipe Systems
7.3 Preaction Systems and Deluge Systems
7.4 Combined Dry Pipe and Preaction Systems for Piers, Terminals, and Wharves
7.5 Multi-Cycle Systems
7.6 Antifreeze Systems
7.7 Automatic Sprinkler Systems with Non–Fire Protection Connections
7.8 Outside Sprinklers for Protection Against Exposure Fires (Exposure Protection Sprinkler Systems)
7.9 Refrigerated Spaces
7.10 Commercial-Type Cooking Equipment and Ventilation

Chapter 8 Installation Requirements

8.1 Basic Requirements
8.2 System Protection Area Limitations
8.3 Use of Sprinklers
8.4 Application of Sprinkler Types
8.5 Position, Location, Spacing, and Use of Sprinklers
8.6 Standard Pendent and Upright Spray Sprinklers
8.7 Sidewall Standard Spray Sprinklers
8.8 Extended Coverage Upright and Pendent Spray Sprinklers
8.9 Extended Coverage Sidewall Spray Sprinklers.
8.10 Residential Sprinklers
8.11 CMSA Sprinklers.
8.12 Early Suppression Fast-Response Sprinklers
8.13 In-Rack Sprinklers
8.14 Pilot Line Detectors
8.15 Special Situations
8.16 Piping Installation
8.17 System Attachments

Chapter 9 Hanging, Bracing, and Restraint of System Piping

9.1 Hangers
9.2 Installation of Pipe Hangers
9.3 Protection of Piping Against Damage Where Subject to Earthquakes

Chapter 10 Underground Piping

10.1 Piping Materials.
10.2 Fittings
10.3 Joining of Pipe and Fittings
10.4 Depth of Cover
10.5 Protection Against Freezing
10.6 Protection Against Damage
10.7 Requirement for Laying Pipe
10.8 Joint Restraint
10.9 Backfilling
10.10 Testing and Acceptance

Chapter 11 Design Approaches

11.1 General
11.2 Occupancy Hazard Fire Control Approach
11.3 Special Design Approaches

Chapter 12 General Requirements for Storage

12.1 General
12.2 Hose Connections
12.3 Adjacent Hazards or Design Methods
12.4 Wet Pipe Systems
12.5 Dry Pipe and Preaction Systems
12.6 Storage Applications
12.7 Discharge Considerations
12.8 Hose Demand
12.9 Restrictions
12.10 Room Design Method
12.11 High-Expansion Foam Systems
12.12 Protection of Idle Pallets

Chapter 13 Miscellaneous Storage

13.1 Miscellaneous Storage Up to 12 ft (3.7 m) in Height
13.2 Design Basis.
13.3 In-Rack Sprinklers

Chapter 14 Protection of Class I to Class IV Commodities That Are Stored Palletized, Solid Piled, Bin Boxes, Shelf Storage, or Back-to-Back Shelf Storage

14.1 General.
14.2 Control Mode Density/Area Sprinkler Protection Criteria for Palletized, Solid Piled, Bin Box, Shelf Storage, or Back-to-Back Shelf Storage of Class I Through Class IV Commodities
14.3 CMSA Sprinklers for Palletized or Solid-Piled Storage of Class I Through Class IV Commodities.
14.4 Early Suppression Fast-Response (ESFR) Sprinklers for Palletized or Solid-Piled Storage of Class I Through Class IV Commodities
14.5 Special Design for Palletized, Solid-Piled, Bin Box, or Shelf Storage of Class I Through Class IV Commodities
14.6 High-Expansion Foam — Reduction to Ceiling Density

Chapter 15 Protection of Plastic and Rubber Commodities That Are Stored Palletized, Solid Piled, Bin Boxes, Shelf Storage, or Back-to-Back Shelf Storage

15.1 General
15.2 Control Mode Density/Area Sprinkler Protection Criteria for Palletized, Solid-Piled, Bin Box, Shelf Storage, or Back-to-Back Shelf Storage of Plastic and Rubber Commodities.
15.3 CMSA Sprinklers for Palletized or Solid-Piled Storage of Plastic and Rubber Commodities.
15.4 Early Suppression Fast-Response (ESFR) Sprinklers for Palletized or Solid-Piled Storage of Plastic and Rubber Commodities
15.5 High-Expansion Foam — Reduction to Ceiling Density

Chapter 16 Protection of Class I Through Class IV Commodities That Are Stored on Racks

16.1 General
16.2 Protection Criteria for Rack Storage of Class I Through Class IV Commodities Stored Up to and Including 25 ft (7.6 m) in Height
16.3 Protection Criteria for Rack Storage of Class I Through Class IV Commodities Stored Over 25 ft (7.6 m) in Height

Chapter 17 Protection of Plastic and Rubber Commodities That Are Stored on Racks

17.1 General
17.2 Protection Criteria for Rack Storage of Plastics Commodities Stored Up to and Including 25 ft (7.6 m) in Height
17.3 Protection Criteria for Rack Storage of Plastics Commodities Stored Over 25 ft (7.6 m) in Height

Chapter 18 Protection of Rubber Tire Storage

18.1 General
18.2 Columns Within Rubber Tire Storage
18.3 Water Supplies
18.4 Ceiling Systems
18.5 In-Rack Sprinkler System Requirements for Protection of Rubber Tires
18.6 Reduced Discharge Density

Chapter 19 Protection of Roll Paper

19.1 Protection of Roll Paper Storage

Chapter 20 Special Designs of Storage Protection

20.1 General
20.2 Plastic Motor Vehicle Components
20.3 Sprinkler Design Criteria for Storage and Display of Class I Through Class IV Commodities, Cartoned Nonexpanded Group A Plastics and Nonexpanded Exposed Group A Plastics in Retail Stores
20.4 Protection of Baled Cotton Storage
20.5 Sprinkler Protection of Carton Records Storage with Catwalk Access.
20.6 Compact Storage of Commodities Consisting of Paper Files, Magazines, Books, and Similar Documents in Folders and Miscellaneous Supplies with No More Than 5 Percent Plastics up to 8 ft (2.44 m) High.
20.7 Protection of High Bay Records Storage.

Chapter 21 Special Occupancy Requirements

21.1 General
21.2 Flammable and Combustible Liquids
21.3 Aerosol Products
21.4 Spray Application Using Flammable or Combustible Materials.
21.5 Solvent Extraction Plants
21.6 Installation and Use of Stationary Combustion Engines and Gas Turbines
21.7 Nitrate Film
21.8 Laboratories Using Chemicals
21.9 Oxygen-Fuel Gas Systems for Welding, Cutting, and Allied Processes
21.10 Acetylene Cylinder Charging Plants
21.11 Storage, Use, and Handling of Compressed Gases and Cryogenic Fluids in Portable and Stationary Containers, Cylinders, and Tanks
21.12 Utility LP-Gas Plants
21.13 Production, Storage, and Handling of Liquefied Natural Gas (LNG)
21.14 Protection of Information Technology Equipment
21.15 Standard on Incinerators, and Waste and Linen Handling Systems and Equipment
21.16 Standard for Ovens and Furnaces
21.17 Class A Hyperbaric Chambers
21.18 Fixed Guideway Transit Systems
21.19 Motion Picture and Television Production Studio Soundstages and Approved Production Facilities
21.20 Animal Housing Facilities
21.21 Water Cooling Towers
21.22 Standard for the Construction and Fire Protection of Marine Terminals, Piers, and Wharves
21.23 Cleanrooms
21.24 Aircraft Hangars
21.25 Airport Terminal Buildings, Fueling Ramp Drainage, and Loading Walkways.
21.26 Aircraft Engine Test Facilities
21.27 Advanced Light Water Reactor Electric Generating Plants
21.28 Light Water Nuclear Power Plants
21.29 Electric Generating Plants and High Voltage Direct Current Converter Stations. [NFPA 850]
21.30 Hydroelectric Generating Plants. [NFPA 851]
21.31 Code for the Protection of Cultural Resource Properties — Museums, Libraries, and Places of Worship. [NFPA 909]
21.32 National Electrical Code.
21.33 Fire Protection of Telecommunication Facilities.
21.34 Exhaust Systems for Air Conveying of Vapors, Gases, Mists, and Noncombustible Particulate Solids.
21.35 Class E Hypobaric Facilities.
21.36 Coal Mines.
21.37 Metal/Nonmetal Mining and Metal Mineral Processing Facilities

Chapter 22 Plans and Calculations

22.1 Working Plans
22.2 Water Supply Information
22.3 Hydraulic Calculation Forms
22.4 Hydraulic Calculation Procedures
22.5 Pipe Schedules
22.6 Deluge Systems
22.7 Exposure Protection Sprinkler Systems
22.8 In-Rack Sprinklers
22.9 Hose Allowance

Chapter 23 Water Supplies

23.1 General
23.2 Types

Chapter 24 Systems Acceptance

24.1 Approval of Sprinkler Systems and Private Fire Service Mains
24.2 Acceptance Requirements
24.3 Circulating Closed Loop Systems
24.4 Instructions
24.5 Hydraulic Design Information Sign
24.6 General Information Sign

Chapter 25 Marine Systems

25.1 General
25.2 System Components, Hardware, and Use
25.3 System Requirements
25.4 Installation Requirements
25.5 Design Approaches
25.6 Plans and Calculations
25.7 Water Supplies
25.8 System Acceptance
25.9 System Instructions and Maintenance

Chapter 26 System Inspection, Testing, and Maintenance

26.1 General
26.2 Inactive Sprinkler Systems Abandoned in Place.

Annex A Explanatory Material
Annex B Miscellaneous Topics
Annex C Explanation of Test Data and Procedures for Rack Storage
Annex D Sprinkler System Information from the 2009 Edition of the Life Safety Code
Annex E Development of the Design Approach to Conform with SEI/ASCE 7
Annex F Informational References
Index