Division B
Acceptable Solutions

Part 2 — Plumbing Systems

Section 2.8. Objectives and Functional Statements

2.8.1. Objectives and Functional Statements

2.8.1.1. Attribution to Acceptable Solutions

1) For the purposes of compliance with this Code as required in Clause 1.2.1.1.(1)(b) of Division A, the objectives and functional statements attributed to the acceptable solutions in this Part shall be the objectives and functional statements listed in Table 2.8.1.1. (See A-1.1.2.1.(1) in Appendix A.)

Table 2.8.1.1. Objectives and Functional Statements Attributed to the Acceptable Solutions in Part 2 Forming part of Sentence 2.8.1.1.(1)
Acceptable Solutions	Objectives and Functional Statements^⁽¹⁾
2.1.2.1. Sanitary Drainage Systems
(1)	[F72–OH2.1]
(2)	[F72–OH2.1]
(2)	[F72–OP5]
2.1.2.2. Storm Drainage Systems
(1)	[F72–OP5]
2.1.2.3. Water Distribution Systems
(1)	[F46–OH2.2]
2.1.2.4. Separate Services
(1)	[F71–OH2.1,OH2.3] [F70–OH2.1]
2.1.3.1. Lighting and Ventilation Requirements
(1)	[F30–OS3.1] Applies to the requirement for lighting.
(1)	[F40–OH1.1] Applies to the requirement for ventilation.
2.1.3.2. Accessibility
(1)	[F82–OH2.1,OH2.2,OH2.3,OH2.4] Applies to the need for maintenance.
	[F40–OH2.1] [F41–OH2.4] [F71–OH2.3]
	[F71–OH2.3] [F81–OH2.4]
	[F81–OP5]
2.2.1.1. Exposure of Materials
(1)	[F80–OH2.1,OH2.2,OH2.3,OH2.4]
(1)	[F80–OP5]
(2)	[F80–OH2.1]
(2)	[F80–OP5]
2.2.1.2. Restrictions on Re-Use
(1)	[F70–OH2.2]
2.2.1.5. Withstanding Pressure
(1)	[F20–OP5]
(1)	[F20,F81–OH2.1,OH2.3] [F46–OH2.2]
2.2.1.6. Working Pressure of a Water Service Pipe
(1)	[F20–OP5]
(1)	[F20,F81–OH2.3]
2.2.2.1. Surface Requirements
(1)	[F41–OH2.4]
2.2.2.2. Conformance to Standards
(1)	[F80–OH2.1,OH2.4]
(1)	[F80–OS3.1]
(2)	[F80–OH2.1,OH2.4]
(2)	[F80–OS3.1]
(3)	[F80–OH2.1,OH2.4]
(3)	[F80–OS3.1]
(4)	[F80–OH2.1,OH2.4]
(4)	[F80–OS3.1]
(5)	[F80–OH2.1,OH2.4]
(5)	[F80–OS3.1]
(6)	[F80–OH2.1,OH2.4]
(6)	[F80–OS3.1]
(7)	[F71,F80–OS3.1]
(7)	[F80,F41–OH2.1,OH2.4]
(8)	[F41,F71,F80–OH2.1,OH2.3,OH2.4]
2.2.2.3. Showers
(1)	[F80–OH2.1]
(1)	[F80–OP5]
(2)	[F40–OP5]
(2)	[F80–OH2.1]
(3)	[F45–OH2.1]
(4)	[F45–OH2.1]
2.2.2.4. Concealed Overflows
(1)	[F41,F81–OH2.1,OH2.4]
2.2.2.5. Water Closets in Public Washrooms
(1)	[F30–OH2.1,OH2.4]
2.2.3.1. Traps
(1)	[F81,F40–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OH2.1,OH2.3,OH2.4]
(3)	[F81–OP5]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.2.3.2. Interceptors
(1)	[F81–OH2.1,OH2.3,OH2.4]
(2)	[F81–OH2.1,OH2.3,OH2.4] [F46–OH2.2]
2.2.3.3. Tubular Traps
(1)	[F82–OH2.1,OH2.4]
(1)	[F82–OP5]
2.2.4.1. T and Cross Fittings
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
2.2.4.2. Sanitary T Fittings
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
(2)	[F81–OP5]
2.2.4.3. 90° Elbows
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
2.2.5.1. Asbestos-Cement Drainage Pipe and Fittings
(1)	[F20–OH2.1,OH2.4]
(2)	[F20–OH2.1,OH2.4]
2.2.5.2. Asbestos-Cement Water Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.5.3. Concrete Pipe and Fittings
(1)	[F20–OH2.1]
(2)	[F20–OH2.1]
(3)	[F20–OH2.1]
(4)	[F20–OH2.1]
(5)	[F20–OH2.1]
2.2.5.4. Vitrified Clay Pipe and Fittings
(1)	[F20–OH2.1]
(2)	[F20–OH2.1]
(3)	[F20–OH2.1]
2.2.5.5. Polyethylene Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
(2)	[F20–OP5]
(3)	[F20–OP5]
2.2.5.6. Polyethylene Pipe Used Underground
(1)	[F72–OH2.1,OH2.3.]
2.2.5.7. Crosslinked Polyethylene Pipe and Fittings
(1)	[F20–OH2.2]
(1)	[F20–OP5]
2.2.5.8. PVC Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
(2)	[F20–OH2.1,OH2.2,OH2.3]
(2)	[F20–OP5]
(3)	[F20–OH2.1,OH2.2,OH2.3]
(3)	[F20–OP5]
(4)	[F20–OP5]
2.2.5.9. CPVC Pipe, Fittings and Solvent Cements
(1)	[F20–OH2.2,OH2.3.,OH2.4]
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.5.10. Plastic Pipe, Fittings and Solvent Cement Used Underground
(1)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.11. Transition Solvent Cement
(1)	[F20,F80,F81–OH2.1,OH2.3]
(2)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.12. Plastic Pipe, Fittings and Solvent Cement Used in Buildings
(1)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.13. Polyethylene/Aluminum/Polyethylene Composite Pipe and Fittings
(1)	[F20,F80,F81–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
(2)	[F20–OP5]
(2)	[F20–OH2.1,OH2.2,OH2.3]
(3)	[F20–OH2.1,OH2.2,OH2.3]
(3)	[F20–OP5]
(4)	[F20–OH2.1,OH2.2,OH2.3]
(4)	[F20–OP5]
2.2.5.14. Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene Composite Pressure Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
2.2.5.15. Polypropylene Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
2.2.6.1. Cast-Iron Drainage and Vent Pipe and Fittings
(1)	[F20–OH2.1,OH2.3]
(2)	[F20–OH2.2]
2.2.6.2. Cast-Iron Fittings for Asbestos-Cement Drainage Pipe
(1)	[F20–OH2.1,OH2.3]
2.2.6.3. Threaded Cast-Iron Drainage Fittings
(1)	[F20–OH2.1,OH2.3]
(2)	[F20–OP5]
2.2.6.4. Cast-Iron Water Pipes
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
(2)	[F80–OH2.2]
(3)	[F20–OP5]
(4)	[F20–OP5]
2.2.6.5. Screwed Cast-Iron Water Fittings
(1)	[F20–OP5]
(2)	[F80–OH2.2]
(3)	[F81–OH2.1,OH2.3]
2.2.6.6. Screwed Malleable Iron Water Fittings
(1)	[F81–OP5]
(2)	[F80–OH2.2]
(3)	[F81–OH2.1,OH2.3]
2.2.6.7. Steel Pipe
(1)	[F80–OH2.1,OH2.3] [F46–OH2.2]
(3)	[F46–OH2.2]
(4)	[F80–OH2.1,OH2.3]
(4)	[F80–OP5]
2.2.6.8. Corrugated Steel Pipe and Couplings
(1)	[F80–OP5]
(2)	[F81–OP5]
(3)	[F81–OP5]
2.2.6.9. Sheet Metal Leaders
(1)	[F80–OP5]
2.2.6.10. Stainless Steel Pipe
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.11. Stainless Steel Butt Weld Pipe Fittings
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.12. Stainless Steel Pipe Flanges
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.13. Stainless Steel Threaded Fittings
(1)	[F20-OP5]
(2)	[F20-OP5]
2.2.6.14. Stainless Steel Tube
(1)	[F46-OH2.2]
(2)	[F46-OH2.2]
2.2.6.15. Stainless Steel Pipe and Tube
(1)	[F80-OH2.1,OH2.2, OH2.3]
2.2.7.1. Copper and Brass Pipe
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies to water systems.
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies to water systems.
(2)	[F80–OP5]
2.2.7.2. Brass or Bronze Pipe Flanges and Flanged Fittings
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies to water systems.
(1)	[F80–OP5]
2.2.7.3. Brass or Bronze Threaded Water Fittings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.7.4. Copper Tube
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies to water systems.
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.2,OH2.3]
(3)	[F80–OH2.1,OH2.4]
2.2.7.5. Solder-Joint Drainage Fittings
(1)	[F80–OH2.1,OH2.4]
(2)	[F20–OP5]
2.2.7.6. Solder-Joint Water Fittings
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.7.7. Flared-Joint Fittings for Copper Water Systems
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.7.8. Lead Waste Pipe and Fittings
(1)	[F46,F20–OH2.2,OH2.3]
(2)	[F81–OH2.1,OH2.3,OH2.4]
2.2.8.1. Pipes and Fittings
(1)	[F80,F81–OH2.1]
(1)	[F80,F81–OS3.2,OS3.4]
2.2.9.1. Cement Mortar
(1)	[F80–OH2.1,OH2.3]
(1)	[F80–OP5]
2.2.9.2. Solders and Fluxes
(1)	[F80–OH2.1,OH2.3]
(1)	[F80–OP5]
(2)	[F46–OH2.2]
(3)	[F80–OH2.1,OH2.3]
(4)	[F20,F80,F81–OH2.1,OH2.3]
2.2.10.1. Brass Floor Flanges
(1)	[F80–OH2.1]
2.2.10.2. Screws, Bolts, Nuts and Washers
(1)	[F80–OH2.1,OH2.3]
2.2.10.3. Cleanout Fittings
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems. [F46–OH2.2] Applies to water systems.
(2)	[F80–OH2.1]
2.2.10.4. Mechanical Couplings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.10.5. Saddle Hubs
(1)	[F81–OH2.1,OH2.3]
(1)	[F81–OP5]
2.2.10.6. Supply and Waste Fittings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.10.7. Shower Valves
(1)	[F80–OS3.2]
(3)	(a) [F31–OS3.2]
(3)	(b) [F30–OS3.1]
(4)	[F31–OS3.2]
2.2.10.8. Direct Flush Valves
(1)	(a) and (b) [F80,F81–OP5]
(1)	(c) and (d) [F80–OH2.1][F81–OH2.4]
2.2.10.9. Drinking Fountain Bubblers
(1)	[F40,F46–OH2.4]
(2)	[F41,F46–OH2.2]
(3)	[F41,F46–OH2.2]
2.2.10.10. Back-Siphonage Preventers and Backflow Preventers
(1)	[F46–OH2.2]
(2)	[F46–OH2.2]
2.2.10.11. Relief Valves
(1)	[F31–OP5]
(1)	[F31–OS3.2]
2.2.10.12. Reducing Valves
(1)	[F81–OP5]
2.2.10.13. Solar Domestic Hot Water
(1)	[F46–OH2.2]
	[F80,F81–OP5]
	[F81–OS3.2]
2.2.10.14. Vent Pipe Flashing
(1)	[F80,F81–OP5]
(2)	[F80,F81–OP5]
2.2.10.15. Water Hammer Arresters
(1)	[F20,F80–OP5]
2.2.10.16. Air Admittance Valves
(1)	[F81–OH1.1]
2.3.2.1. Caulked Lead Drainage Joints
(1)	[F80–OH2.1,OH2.3]
(2)	[F80–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.3.2.2. Wiped Joints
(1)	[F80,F81–OH2.1]
(1)	[F80,F81–OP5]
(2)	[F80,F81–OH2.1,OH2.2,OH2.3]
(3)	[F80,F81–OH2.1,OH2.2,OH2.3]
2.3.2.3. Screwed Joints
(1)	[F80,F81–OH2.1,OH2.2,OH2.3]
(2)	[F70–OH2.2]
2.3.2.4. Soldered Joints
(1)	[F20,F81–OH2.1,OH2.2,OH2.3]
2.3.2.5. Flared Joints
(1)	[F20,F81–OH2.1,OH2.2,OH2.3]
(1)	[F20,F81–OP5]
(2)	[F20,F81–OH2.1,OH2.2,OH2.3]
(2)	[F20,F81–OP5]
2.3.2.6. Mechanical Joints
(1)	[F20–OH2.1,OH2.2,OH2.3]
(1)	[F20–OP5]
2.3.2.7. Cold-Caulked Joints
(1)	[F20,F81–OH1.1] Applies to bell and spigot joints in venting systems.
	[F20,F81–OH2.1,OH2.3] Applies to bell and spigot joints in drainage systems or venting systems.
	[F20,F81–OP5]
(2)	[F20,F81–OH1.1]
	[F20,F81–OH2.1,OH2.2,OH2.3]
	[F20,F81–OP5]
(3)	[F20–OH2.1,OH2.3]
2.3.2.8. Stainless Steel Welded Joints
(1)	[F20,F81–OH2.1, OH2.2, OH 2.3]
(2)	[F20,F81–OH2.1, OH2.2, OH 2.3]
2.3.3.1. Drilled and Tapped Joints
(1)	[F20,F81–OH2.2,OH2.3]
(1)	[F81–OH1.1]
2.3.3.2. Extracted Tees
(1)	[F20–OP5]
(1)	[F81–OH2.1,OH2.3]
2.3.3.3. Prohibition of Welding of Pipes and Fittings
(1)	[F20–OH1.1]
(1)	[F20–OH2.1,OH2.2,OH2.3]
(2)	[F80–OH2.2]
(2)	[F80–OP5]
2.3.3.4. Unions and Slip Joints
(1)	[F81–OH1.1]
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
(2)	[F81–OH2.1,OH2.3]
2.3.3.5. Increaser or Reducer
(1)	[F70,F80–OH2.2]
(1)	[F81–OH1.1]
2.3.3.6. Dissimilar Materials
(1)	[F80–OH1.1]
	[F80–OH2.1]
	[F80–OP5]
2.3.3.7. Connection of Roof Drain to Leader
(1)	[F21,F81–OP5]
2.3.3.8. Connection of Floor Outlet Fixtures
(1)	[F80–OH2.1,OH2.3]
(2)	[F80–OH2.1]
(4)	[F20–OH2.1]
(4)	[F20–OS3.1]
(5)	[F81–OH2.1]
(6)	[F21–OH2.1]
2.3.3.9. Expansion and Contraction
(1)	[F21–OH1.1]
	[F21–OH2.1]
	[F21–OP5]
2.3.3.10. Copper Tube
(1)	[F20–OH1.1]
(1)	[F20–OP5]
2.3.3.11. Indirect Connections
(1)	[F81–OH2.2,OH2.4]
(2)	[F81–OH2.2,OH2.4]
2.3.3.12. Copper Joints Used Underground
(1)	[F20,F80–OP5]
(2)	[F20,F80–OP5]
2.3.4.1. Capability of Support
(1)	[F20–OH2.1,OH2.4]
	[F20–OP5]
	[F20–OS3.1]
(2)	[F20–OH2.1,OH2.3]
(2)	[F20–OS3.1]
(3)	[F20–OH2.1,OH2.3]
(3)	[F20–OS3.1]
2.3.4.2. Independence of Support
(1)	[F20–OH2.1,OH2.3]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.3. Insulation of Support
(1)	[F80–OH2.1,OH2.3]
	[F80–OP5]
	[F80–OS3.1]
(2)	[F80–OH2.1, OH2.3]
	[F80–OS3.1]
	[F80–OP5]
2.3.4.4. Support for Vertical Piping
(1)	[F20–OH2.1]
(1)	[F20–OS3.1]
(2)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.5. Support for Horizontal Piping
(1)	[F20–OH2.1,OH2.3]
	[F20–OP5]
	[F20–OS3.1]
(2)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
(3)	[F20–OH2.1]
	[F20–OP5]
	[F20,F81–OS3.1]
(4)	[F81–OP5]
(4)	[F81–OS3.1]
(5)	[F20–OH2.1]
	[F20–OS3.1]
	[F20,F21–OP5]
(6)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.6. Support for Underground Horizontal Piping
(1)	[F20–OP5]
(1)	[F81–OH2.1]
2.3.4.7. Support for Vent Pipe above a Roof
(1)	[F81–OP5]
(1)	[F81–OS3.1]
2.3.5.1. Backfilling of Pipe Trench
(1)	[F81–OH2.1,OH2.3]
(1)	[F81–OP5]
2.3.5.2. Protection of Non-Metallic Pipe
(1)	[F81–OH2.1,OH2.3]
2.3.5.3. Isolation from Loads
(1)	[F81–OH2.1,OH2.3]
(1)	[F81–OP5]
2.3.5.4. Protection from Frost
(1)	[F81–OH2.1,OH2.3]
(1)	[F81–OP5]
2.3.5.5. Protection from Mechanical Damage
(1)	[F81–OH2.1,OH2.3]
(1)	[F81–OP5]
2.3.5.6. Protection from Condensation
(1)	[F81–OP5]
2.3.6.1. Tests and Inspection of Drainage or Venting Systems
(1)	[F81–OH1.1] Applies to venting systems.
(1)	[F81–OH2.1,OH2.3] Applies to drainage systems.
(2)	[F81–OH1.1] Applies to venting systems.
(2)	[F81–OH2.1,OH2.3] Applies to drainage systems.
(3)	[F81–OH1.1]
(3)	[F81–OH2.1,OH2.3]
(4)	[F81–OH1.1] Applies to venting systems.
(4)	[F81–OH2.1,OH2.3] Applies to drainage systems.
(5)	[F81–OH2.1,OH2.3]
2.3.6.2. Tests of Pipes in Drainage Systems
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1,OH2.3]
2.3.6.3. Tests of Venting Systems
(1)	[F81–OH1.1]
2.3.6.4. Water Pressure Tests
(1)	[F81–OH1.1]
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
(2)	[F81–OH2.1,OH2.3]
2.3.6.5. Air Pressure Tests
(1)	[F81–OH1.1]
(1)	[F81–OH2.1,OH2.3]
2.3.6.6. Final Tests
(1)	[F81–OH1.1]
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
(2)	[F81–OH2.1,OH2.3]
2.3.6.7. Ball Tests
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1,OH2.3]
2.3.7.1. Application of Tests
(1)	[F81–OP5]
(3)	[F81–OP5]
(4)	[F81–OP5]
2.3.7.2. Pressure Tests of Potable Water Systems
(1)	[F20–OP5]
(2)	[F20,F81–OS3.1]
2.3.7.3. Water Pressure Tests
(1)	[F81–OP5]
(2)	[F70–OH2.2]
2.4.2.1. Connections to Sanitary Drainage Systems
(1)	(a) [F81–OH2.2]
	(b) [F81–OH2.2]
	(c) [F81–OH2.1]
	(d) [F81–OH2.1]
	(e) [F81–OH2.1]
	[F72–OH2.1] Applies to fixtures that are directly connected to sanitary drainage systems.
(2)	[F81–OH1.1]
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.4.2.2. Connection of Overflows from Rainwater Tanks
(1)	[F81–OH2.2]
2.4.2.3. Direct Connections
(1)	[F81–OH2.2]
(2)	[F81–OH2.1,OH2.4]
(3)	[F81–OH2.4]
2.4.3.1. Urinals
(1)	[F81–OH2.4]
2.4.3.2. Restricted Locations of Indirect Connections and Traps
(1)	[F81–OH2.1,OH2.4]
2.4.3.3. Equipment Restrictions Upstream of Grease Interceptors
(1)	[F81–OH2.1]
2.4.3.4. Fixtures Located in Chemical Storage Locations
(1)	[F43–OH5]
(1)	[F81–OS1.1]
2.4.3.5. Macerating Toilet Systems
(1)	[F72–OH2.1]
2.4.3.6. Drains Serving Elevator Pits
(1)	[F62–OP5]
2.4.4.1. Sewage Treatment
(1)	[F81–OH2.1]
2.4.4.2. Cooling of Hot Water or Sewage
(1)	[F81–OH2.1]
2.4.4.3. Interceptors
(1)	[F81–OH2.1]
(2)	[F43–OH5]
(2)	[F81–OS1.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.4.4.4. Neutralizing and Dilution Tanks
(1)	[F80–OS3.4]
(2)	[F43–OH5]
(2)	[F80–OH2.1]
2.4.5.1. Traps for Sanitary Drainage Systems
(1)	[F81–OH1.1]
(6)	[F81–OH1.1]
(6)	[F81–OP5]
2.4.5.2. Traps for Storm Drainage Systems
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OP5]
2.4.5.3. Connection of Subsoil Drainage Pipe to a Sanitary Drainage System
(1)	[F81–OH2.1]
2.4.5.4. Location and Cleanout for Building Traps
(1)	[F81–OH2.1]
2.4.5.5. Trap Seals
(1)	[F81–OH1.1]
2.4.6.1. Separate Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
2.4.6.2. Location of Soil-or-Waste Pipes
(1)	[F81–OH2.2]
2.4.6.3. Sumps or Tanks
(1)	[F81–OH2.1]
(2)	[F81–OH2.1] Applies to the watertightness of sumps or tanks.
(2)	[F81–OH1.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
(6)	[F81–OH2.1]
(7)	[F81–OH2.1]
2.4.6.4. Protection from Backflow
(1)	[F81–OH1.1]
(1)	[F81–OH2.1]
(2)	[F81–OH1.1]
(3)	[F81–OH2.1]
(6)	[F81–OH2.1]
2.4.6.5. Mobile Home Sewer Service
(1)	[F81–OH2.1]
2.4.7.1. Cleanouts for Drainage Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
(6)	[F81–OH2.1]
(7)	[F81–OH2.1]
(8)	[F81–OH2.1]
(9)	[F81–OH2.1]
2.4.7.2. Size and Spacing of Cleanouts
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
2.4.7.3. Manholes
(1)	[F20–OS3.1]
(2)	(a) and (c) [F81–OH1.1]
	(a) and (c) [F81–OS1.1]
	(b) [F20–OS3.1]
(3)	[F30–OS3.1]
(4)	[F81–OH2.1]
2.4.7.4. Location of Cleanouts
(1)	[F81–OH2.1]
(2)	(a) [F81–OS3.1]
(2)	(b) [F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH1.1] Applies to vent piping.
(4)	[F81–OH2.1] Applies to drainage piping.
(5)	[F43–OH2.1]
2.4.8.1. Minimum Slope
(1)	[F81–OH2.1]
2.4.8.2. Length of Fixture Outlet Pipes
(1)	[F81–OH1.1]
2.4.9.1. No Reduction in Size
(1)	[F81–OH1.1]
(1)	[F81–OH2.1]
2.4.9.2. Serving Water Closets
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.4.9.3. Size of Fixture Outlet Pipes
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
(3)	[F81–OP5]
2.4.9.4. Size of Building Drain and Building Sewer
(1)	[F81–OH2.1]
2.4.9.5. Offset in Leaders
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1]
2.4.10.1. Total Load on a Pipe
(1)	[F81–OH2.1]
2.4.10.2. Hydraulic Loads for Fixtures
(2)	[F81–OH2.1]
2.4.10.3. Hydraulic Loads from Fixtures with a Continuous Flow
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
2.4.10.4. Hydraulic Loads from Roofs or Paved Surfaces
(1)	[F81–OP5]
(1)	[F20,F81–OS2.1]
(2)	(a), (d) and (e) [F41,F81–OH2.4]
	(b) and (c) [F20,F81–OS2.1]
	[F20,F81–OP5]
(3)	[F20,F81–OP5]
(3)	[F20,F81–OS2.1]
(4)	[F21,F81–OP5]
(4)	[F20,F81–OS2.1]
2.4.10.5. Conversion of Fixture Units to Litres
(1)	[F81–OH2.1]
2.4.10.6. Hydraulic Loads to Soil-or-Waste Pipes
(1)	[F72–OH2.1,OH2.3]
(2)	[F72–OH2.1,OH2.3]
2.4.10.7. Hydraulic Loads on Branches
(1)	[F72–OH2.1,OH2.3]
2.4.10.8. Hydraulic Loads on Sanitary Building Drains or Sewers
(1)	[F81–OH2.1,OH2.3]
2.4.10.9. Hydraulic Loads on Storm or Combined Building Drains or Sewers
(1)	[F81–OH2.1,OH2.3]
2.4.10.10. Hydraulic Loads to Roof Gutters
(1)	[F81–OP5]
2.4.10.11. Hydraulic Loads on Leaders
(1)	[F81–OP5]
2.4.10.12. Hydraulic Loads from Fixtures with a Semi-continuous Flow
(1)	[F81–OP5]
2.4.10.13. Design of Storm Sewers
(1)	[F81–OH2.1]
2.5.1.1. Venting for Traps
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.2.1. Wet Venting
(1)	[F40,F81–OH1.1]
2.5.3.1. Circuit Venting
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
(5)	[F40,F81–OH1.1]
(6)	[F40,F81–OH1.1]
(7)	[F40,F81–OH1.1]
(8)	[F40,F81–OH1.1]
(9)	[F40,F81–OH1.1]
(10)	[F40,F81–OH1.1]
(11)	[F40,F81–OH1.1]
2.5.4.1. Stack Vents
(1)	[F40,F81–OH1.1]
2.5.4.2. Vent Stacks
(1)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.4.3. Yoke Vents
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.4.4. Offset Relief Vents
(1)	[F40,F81–OH1.1]
2.5.4.5. Fixtures Draining into Vent Pipes
(1)	[F40,F81–OH1.1]
2.5.5.1. Venting of Sewage Sumps
(1)	[F40,F81–OH1.1]
2.5.5.2. Venting of Oil Interceptors
(1)	[F40,F81–OH1.1]
	[F40,F81–OS1.1]
	[F72,F81–OH2.1,OH2.3]
(2)	[F40,F81–OH1.1]
(2)	[F40,F81–OS1.1]
(3)	[F40,F81–OS1.1]
(4)	[F40,F81–OS1.1]
(5)	[F40,F81–OS1.1]
2.5.5.3. Venting of Drain Piping and Dilution Tanks for Corrosive Waste
(1)	[F80,F81–OS3.4]
2.5.5.4. Fresh Air Inlets
(1)	[F81–OH1.1]
2.5.5.5. Provision for Future Installations
(1)	[F81–OH1.1] Applies to venting systems.
(1)	[F81–OH2.1,OH2.3] Applies to drainage systems.
(2)	[F40,F81–OH1.1]
2.5.6.1. Drainage of Vent Pipes
(1)	[F81–OH1.1]
(1)	[F81–OS1.1]
2.5.6.2. Vent Pipe Connections
(1)	[F81–OS1.1]
(2)	[F81–OH1.1]
(3)	[F40,F81–OH1.1]
2.5.6.3. Location of Vent Pipes
(1)	[F81–OH1.1]
(2)	[F81–OH2.1,OH2.3]
(3)	[F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.6.4. Connection of Vents above Fixtures Served
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.6.5. Terminals
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
(6)	[F81–OH1.1]
2.5.7.1. General
(1)	[F81–OH1.1]
2.5.7.2. Size Restriction
(1)	[F81–OH1.1]
2.5.7.3. Additional Circuit Vents and Relief Vents
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.7.4. Offset Relief Vents
(1)	[F81–OH1.1]
2.5.7.5. Yoke Vents
(1)	[F81–OH2.1]
2.5.7.6. Vent Pipes for Manholes
(1)	[F81–OH2.1]
2.5.7.7. Vents for Sewage Sumps, Dilution Tanks and Macerating Toilet Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
2.5.8.1. Hydraulic Loads Draining to Wet Vents
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.8.2. Individual Vents and Dual Vents
(1)	[F81–OH1.1]
2.5.8.3. Branch Vents, Vent Headers, Continuous Vents and Circuit Vents
(1)	[F81–OH1.1]
2.5.8.4. Vent Stacks or Stack Vents
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.5.9.2. Air Admittance Valves
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
2.5.9.3. Installation Conditions
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
(5)	[F40,F81–OH1.1]
2.6.1.1. Design
(1)	[F31–OS3.2]
(2)	[F71–OH2.3]
2.6.1.2. Drainage
(1)	[F81–OP5]
2.6.1.3. Shut-off Valves
(1)	[F81–OP5]
(2)	[F81–OP5]
(3)	[F81–OP5]
(4)	[F81–OP5]
(5)	[F70,F72–OH2.1,OH2.3]
(6)	[F70,F72–OH2.1,OH2.3]
(7)	[F70,F81–OH2.1,OH2.3]
2.6.1.4. Protection for Exterior Water Supply
(1)	[F81–OP5]
2.6.1.5. Check Valves
(1)	[F20,F81–OP5]
2.6.1.6. Flushing Devices
(1)	[F72–OH2.1]
(2)	[F72–OH2.1]
2.6.1.7. Relief Valves
(1)	[F31,F81–OS3.2]
(2)	[F81–OS3.1,OS3.2]
(4)	(a) [F31–OS3.2] [F81–OS1.1] (b) [F81–OS3.1,OS3.2]
(5)	(b) [F81–OH2.2] Applies to the size of air breaks.
(5)	[F31–OS3.2]
(6)	[F31–OS3.2]
(7)	[F31–OS3.2]
(8)	[F81–OS3.2]
(9)	[F81–OP5]
(10)	[F81–OP5]
2.6.1.8. Solar Domestic Hot Water Systems
(1)	[F31–OS3.2] [F81–OS3.4]
(1)	[F70–OH2.2]
2.6.1.9. Water Hammer
(1)	[F20,F81–OP5]
(1)	[F20,F81–OS3.2]
2.6.1.10. Mobile Home Water Service
(1)	[F71,F70,F46–OH2.2,OH2.3]
2.6.1.11. Thermal Expansion
(1)	[F20,F81,F46–OP5]
2.6.1.12. Service Water Heaters
(1)	[F40–OS3.4]
2.6.2.1. Connection of Systems
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F82–OH2.2,OH2.3]
2.6.2.2. Back-Siphonage
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.3. Backflow Caused by Back Pressure
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.4. Backflow from Fire Protection Systems
(2)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
(3)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
(4)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
2.6.2.5. Separation of Water Supply Systems
(1)	[F70,F81,F46-OH2.1,OH2.2,OH2.3]
2.6.2.6. Premise Isolation
(1)	[F70,F81,F82–OH2.1,OH2.2,OH2.3]
2.6.2.7. Hose Bibb
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.8. Cleaning of Systems
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.9. Air Gap
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.10. Vacuum Breakers
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(4)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.11. Tank-Type Water Closets
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.12. Backflow Preventers
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.3.1. Design, Fabrication and Installation
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F72–OH2.1][F70–OH2.2][F71–OH2.3]
(3)	[F70,F71–OH2.1,OH2.3]
	[F81–OP5]
	[F81–OS1.4]
2.6.3.2. Hydraulic Load
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F71,F72–OH2.1,OH2.3]
(3)	[F71,F72–OH2.1,OH2.3]
(4)	[F81–OH2.1,OH2.2]
2.6.3.3. Static Pressure
(1)	[F81–OS3.2]
2.6.3.4. Size
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F71,F72–OH2.1,OH2.3]
(3)	[F71,F72–OH2.1,OH2.3]
(4)	Reserved.
(5)	[F71,F72–OH2.1,OH2.3]
2.6.3.5. Velocity
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
	[F81–OS3.1]
2.7.1.1. Not Permitted
(1)	[F46–OH2.2]
2.7.2.1. Markings Required
(1)	[F46–OH2.2]
2.7.3.1. Pipes
(1)	[F46–OH2.2]
2.7.3.2. Outlets
(1)	[F46–OH2.2]
2.7.4.1. Non-potable Water System Design
(1)	[F81–OH2.1]
(2)	Reserved.

Notes to Table 2.8.1.1.:

⁽¹⁾	See Parts 2 and 3 of Division A.

contentHistory

BC2012 2014-12-19 R7BC2012 2012-12-20 R1NC2010 2010-01-01 R1

Table 2.8.1.1. Objectives and Functional Statements Attributed to the Acceptable Solutions in Part 2 Forming part of Sentence 2.8.1.1.(1)
Acceptable Solutions	Objectives and Functional Statements⁽¹⁾
2.1.2.1. Sanitary Drainage Systems
(1)	[F72–OH2.1]
(2)	[F72–OH2.1]
	[F72–OP5]
2.1.2.2. Storm Drainage Systems
(1)	[F72–OP5]
2.1.2.3. Water Distribution Systems
(1)	[F46–OH2.2]
2.1.2.4. Separate Services
(1)	[F71–OH2.1,OH2.3] [F70–OH2.1]
2.1.3.1. Lighting and Ventilation Requirements
(1)	[F30–OS3.1] Applies to the requirement for lighting.
	[F40–OH1.1] Applies to the requirement for ventilation.
2.1.3.2. Accessibility
(1)	[F82–OH2.1,OH2.2,OH2.3,OH2.4] Applies to the need for maintenance.
	[F40–OH2.1] [F41–OH2.4] [F71–OH2.3]
	[F71–OH2.3] [F81–OH2.4]
	[F81–OP5]
2.2.1.1. Exposure of Materials
(1)	[F80–OH2.1,OH2.2,OH2.3,OH2.4]
	[F80–OP5]
(2)	[F80–OH2.1]
	[F80–OP5]
2.2.1.2. Restrictions on Re-Use
(1)	[F70–OH2.2]
2.2.1.5. Withstanding Pressure
(1)	[F20–OP5]
	[F20,F81–OH2.1,OH2.3] [F46–OH2.2]
2.2.1.6. Working Pressure of a Water Service Pipe
(1)	[F20–OP5]
	[F20,F81–OH2.3]
2.2.2.1. Surface Requirements
(1)	[F41–OH2.4]
2.2.2.2. Conformance to Standards
(1)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(2)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(3)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(4)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(5)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(6)	[F80–OH2.1,OH2.4]
	[F80–OS3.1]
(7)	[F71,F80–OS3.1]
	[F80,F41–OH2.1,OH2.4]
(8)	[F41,F71,F80–OH2.1,OH2.3,OH2.4]
2.2.2.3. Showers
(1)	[F80–OH2.1]
	[F80–OP5]
(2)	[F40–OP5]
	[F80–OH2.1]
(3)	[F45–OH2.1]
(4)	[F45–OH2.1]
2.2.2.4. Concealed Overflows
(1)	[F41,F81–OH2.1,OH2.4]
2.2.2.5. Water Closets in Public Washrooms
(1)	[F30–OH2.1,OH2.4]
2.2.3.1. Traps
(1)	[F81,F40–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OH2.1,OH2.3,OH2.4]
	[F81–OP5]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.2.3.2. Interceptors
(1)	[F81–OH2.1,OH2.3,OH2.4]
(2)	[F81–OH2.1,OH2.3,OH2.4] [F46–OH2.2]
2.2.3.3. Tubular Traps
(1)	[F82–OH2.1,OH2.4]
	[F82–OP5]
2.2.4.1. T and Cross Fittings
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
2.2.4.2. Sanitary T Fittings
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
	[F81–OP5]
2.2.4.3. 90° Elbows
(1)	[F81–OH2.1,OH2.4]
(2)	[F81–OH2.1,OH2.4]
2.2.5.1. Asbestos-Cement Drainage Pipe and Fittings
(1)	[F20–OH2.1,OH2.4]
(2)	[F20–OH2.1,OH2.4]
2.2.5.2. Asbestos-Cement Water Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(2)	[F20–OP5]
2.2.5.3. Concrete Pipe and Fittings
(1)	[F20–OH2.1]
(2)	[F20–OH2.1]
(3)	[F20–OH2.1]
(4)	[F20–OH2.1]
(5)	[F20–OH2.1]
2.2.5.4. Vitrified Clay Pipe and Fittings
(1)	[F20–OH2.1]
(2)	[F20–OH2.1]
(3)	[F20–OH2.1]
2.2.5.5. Polyethylene Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(2)	[F20–OP5]
(3)	[F20–OP5]
2.2.5.6. Polyethylene Pipe Used Underground
(1)	[F72–OH2.1,OH2.3.]
2.2.5.7. Crosslinked Polyethylene Pipe and Fittings
(1)	[F20–OH2.2]
	[F20–OP5]
2.2.5.8. PVC Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(2)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(3)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(4)	[F20–OP5]
2.2.5.9. CPVC Pipe, Fittings and Solvent Cements
(1)	[F20–OH2.2,OH2.3.,OH2.4]
	[F20–OP5]
(2)	[F20–OP5]
2.2.5.10. Plastic Pipe, Fittings and Solvent Cement Used Underground
(1)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.11. Transition Solvent Cement
(1)	[F20,F80,F81–OH2.1,OH2.3]
(2)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.12. Plastic Pipe, Fittings and Solvent Cement Used in Buildings
(1)	[F20,F80,F81–OH2.1,OH2.3]
2.2.5.13. Polyethylene/Aluminum/Polyethylene Composite Pipe and Fittings
(1)	[F20,F80,F81–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(2)	[F20–OP5]
	[F20–OH2.1,OH2.2,OH2.3]
(3)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(4)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
2.2.5.14. Crosslinked Polyethylene/Aluminum/Crosslinked Polyethylene Composite Pressure Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
2.2.5.15. Polypropylene Pipe and Fittings
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
2.2.6.1. Cast-Iron Drainage and Vent Pipe and Fittings
(1)	[F20–OH2.1,OH2.3]
(2)	[F20–OH2.2]
2.2.6.2. Cast-Iron Fittings for Asbestos-Cement Drainage Pipe
(1)	[F20–OH2.1,OH2.3]
2.2.6.3. Threaded Cast-Iron Drainage Fittings
(1)	[F20–OH2.1,OH2.3]
(2)	[F20–OP5]
2.2.6.4. Cast-Iron Water Pipes
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
(2)	[F80–OH2.2]
(3)	[F20–OP5]
(4)	[F20–OP5]
2.2.6.5. Screwed Cast-Iron Water Fittings
(1)	[F20–OP5]
(2)	[F80–OH2.2]
(3)	[F81–OH2.1,OH2.3]
2.2.6.6. Screwed Malleable Iron Water Fittings
(1)	[F81–OP5]
(2)	[F80–OH2.2]
(3)	[F81–OH2.1,OH2.3]
2.2.6.7. Steel Pipe
(1)	[F80–OH2.1,OH2.3] [F46–OH2.2]
(3)	[F46–OH2.2]
(4)	[F80–OH2.1,OH2.3]
	[F80–OP5]
2.2.6.8. Corrugated Steel Pipe and Couplings
(1)	[F80–OP5]
(2)	[F81–OP5]
(3)	[F81–OP5]
2.2.6.9. Sheet Metal Leaders
(1)	[F80–OP5]
2.2.6.10. Stainless Steel Pipe
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.11. Stainless Steel Butt Weld Pipe Fittings
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.12. Stainless Steel Pipe Flanges
(1)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
(2)	[F71,F80-OH2.1,OH2.3] Applies to drainage systems and venting systems.
	[F46-OH2.2] Applies to water systems.
	[F80-OP5]
2.2.6.13. Stainless Steel Threaded Fittings
(1)	[F20-OP5]
(2)	[F20-OP5]
2.2.6.14. Stainless Steel Tube
(1)	[F46-OH2.2]
(2)	[F46-OH2.2]
2.2.6.15. Stainless Steel Pipe and Tube
(1)	[F80-OH2.1,OH2.2, OH2.3]
2.2.7.1. Copper and Brass Pipe
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies ~~[F46–OH2.2] Applies~~ to water systems.
	[F80–OP5]
(2)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies ~~[F46–OH2.2] Applies~~ to water systems.
	[F80–OP5]
2.2.7.2. Brass or Bronze Pipe Flanges and Flanged Fittings
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies ~~[F46–OH2.2] Applies~~ to water systems.
	[F80–OP5]
2.2.7.3. Brass or Bronze Threaded Water Fittings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.7.4. Copper Tube
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems and venting systems. [F46–OH2.2] Applies ~~[F46–OH2.2] Applies~~ to water systems.
	[F80–OP5]
(2)	[F80–OH2.1,OH2.2,OH2.3]
(3)	[F80–OH2.1,OH2.4]
2.2.7.5. Solder-Joint Drainage Fittings
(1)	[F80–OH2.1,OH2.4]
(2)	[F20–OP5]
2.2.7.6. Solder-Joint Water Fittings
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.7.7. Flared-Joint Fittings for Copper Water Systems
(1)	[F20–OP5]
(2)	[F20–OP5]
2.2.7.8. Lead Waste Pipe and Fittings
(1)	[F46,F20–OH2.2,OH2.3]
(2)	[F81–OH2.1,OH2.3,OH2.4]
2.2.8.1. Pipes and Fittings
(1)	[F80,F81–OH2.1]
	[F80,F81–OS3.2,OS3.4]
2.2.9.1. Cement Mortar
(1)	[F80–OH2.1,OH2.3]
	[F80–OP5]
2.2.9.2. Solders and Fluxes
(1)	[F80–OH2.1,OH2.3]
	[F80–OP5]
(2)	[F46–OH2.2]
(3)	[F80–OH2.1,OH2.3]
(4)	[F20,F80,F81–OH2.1,OH2.3]
2.2.10.1. Brass Floor Flanges
(1)	[F80–OH2.1]
2.2.10.2. Screws, Bolts, Nuts and Washers
(1)	[F80–OH2.1,OH2.3]
2.2.10.3. Cleanout Fittings
(1)	[F80–OH2.1,OH2.3] Applies to drainage systems. [F46–OH2.2] Applies ~~[F46–OH2.2] Applies~~ to water systems.
(2)	[F80–OH2.1]
2.2.10.4. Mechanical Couplings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.10.5. Saddle Hubs
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
2.2.10.6. Supply and Waste Fittings
(1)	[F80–OP5]
(2)	[F80–OH2.1,OH2.3]
2.2.10.7. Shower Valves
(1)	[F80–OS3.2]
(3)	(a) [F31–OS3.2]
	(b) [F30–OS3.1]
(4)	[F31–OS3.2]
2.2.10.8. Direct Flush Valves
(1)	(a) and (b) [F80,F81–OP5]
	(c) and (d) [F80–OH2.1][F81–OH2.4]
2.2.10.9. Drinking Fountain Bubblers
(1)	[F40,F46–OH2.4]
(2)	[F41,F46–OH2.2]
(3)	[F41,F46–OH2.2]
2.2.10.10. Back-Siphonage Preventers and Backflow Preventers
(1)	[F46–OH2.2]
(2)	[F46–OH2.2]
2.2.10.11. Relief Valves
(1)	[F31–OP5]
	[F31–OS3.2]
2.2.10.12. Reducing Valves
(1)	[F81–OP5]
2.2.10.13. Solar Domestic Hot Water
(1)	[F46–OH2.2]
	[F80,F81–OP5]
	[F81–OS3.2]
2.2.10.14. Vent Pipe Flashing
(1)	[F80,F81–OP5]
(2)	[F80,F81–OP5]
2.2.10.15. Water Hammer Arresters
(1)	[F20,F80–OP5]
2.2.10.16. Air Admittance Valves
(1)	[F81–OH1.1]
2.3.2.1. Caulked Lead Drainage Joints
(1)	[F80–OH2.1,OH2.3]
(2)	[F80–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.3.2.2. Wiped Joints
(1)	[F80,F81–OH2.1]
	[F80,F81–OP5]
(2)	[F80,F81–OH2.1,OH2.2,OH2.3]
(3)	[F80,F81–OH2.1,OH2.2,OH2.3]
2.3.2.3. Screwed Joints
(1)	[F80,F81–OH2.1,OH2.2,OH2.3]
(2)	[F70–OH2.2]
2.3.2.4. Soldered Joints
(1)	[F20,F81–OH2.1,OH2.2,OH2.3]
2.3.2.5. Flared Joints
(1)	[F20,F81–OH2.1,OH2.2,OH2.3]
	[F20,F81–OP5]
(2)	[F20,F81–OH2.1,OH2.2,OH2.3]
	[F20,F81–OP5]
2.3.2.6. Mechanical Joints
(1)	[F20–OH2.1,OH2.2,OH2.3]
	[F20–OP5]
2.3.2.7. Cold-Caulked Joints
(1)	[F20,F81–OH1.1] Applies to bell and spigot joints in venting systems.
	[F20,F81–OH2.1,OH2.3] Applies to bell and spigot joints in drainage systems or venting systems.
	[F20,F81–OP5]
(2)	[F20,F81–OH1.1]
	[F20,F81–OH2.1,OH2.2,OH2.3]
	[F20,F81–OP5]
(3)	[F20–OH2.1,OH2.3]
2.3.2.8. Stainless Steel Welded Joints
(1)	[F20,F81–OH2.1, OH2.2, OH 2.3]
(2)	[F20,F81–OH2.1, OH2.2, OH 2.3]
2.3.3.1. Drilled and Tapped Joints
(1)	[F20,F81–OH2.2,OH2.3]
	[F81–OH1.1]
2.3.3.2. Extracted Tees
(1)	[F20–OP5]
	[F81–OH2.1,OH2.3]
2.3.3.3. Prohibition of Welding of Pipes and Fittings
(1)	[F20–OH1.1]
	[F20–OH2.1,OH2.2,OH2.3]
(2)	[F80–OH2.2]
	[F80–OP5]
2.3.3.4. Unions and Slip Joints
(1)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
2.3.3.5. Increaser or Reducer
(1)	[F70,F80–OH2.2]
	[F81–OH1.1]
2.3.3.6. Dissimilar Materials
(1)	[F80–OH1.1]
	[F80–OH2.1]
	[F80–OP5]
2.3.3.7. Connection of Roof Drain to Leader
(1)	[F21,F81–OP5]
2.3.3.8. Connection of Floor Outlet Fixtures
(1)	[F80–OH2.1,OH2.3]
(2)	[F80–OH2.1]
(4)	[F20–OH2.1]
	[F20–OS3.1]
(5)	[F81–OH2.1]
(6)	[F21–OH2.1]
2.3.3.9. Expansion and Contraction
(1)	[F21–OH1.1]
	[F21–OH2.1]
	[F21–OP5]
2.3.3.10. Copper Tube
(1)	[F20–OH1.1]
	[F20–OP5]
2.3.3.11. Indirect Connections
(1)	[F81–OH2.2,OH2.4]
(2)	[F81–OH2.2,OH2.4]
2.3.3.12. Copper Joints Used Underground
(1)	[F20,F80–OP5]
(2)	[F20,F80–OP5]
2.3.4.1. Capability of Support
(1)	[F20–OH2.1,OH2.4]
	[F20–OP5]
	[F20–OS3.1]
(2)	[F20–OH2.1,OH2.3]
	[F20–OS3.1]
(3)	[F20–OH2.1,OH2.3]
	[F20–OS3.1]
2.3.4.2. Independence of Support
(1)	[F20–OH2.1,OH2.3]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.3. Insulation of Support
(1)	[F80–OH2.1,OH2.3]
	[F80–OP5]
	[F80–OS3.1]
(2)	[F80–OH2.1, OH2.3]
	[F80–OS3.1]
	[F80–OP5]
2.3.4.4. Support for Vertical Piping
(1)	[F20–OH2.1]
	[F20–OS3.1]
(2)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.5. Support for Horizontal Piping
(1)	[F20–OH2.1,OH2.3]
	[F20–OP5]
	[F20–OS3.1]
(2)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
(3)	[F20–OH2.1]
	[F20–OP5]
	[F20,F81–OS3.1]
(4)	[F81–OP5]
	[F81–OS3.1]
(5)	[F20–OH2.1]
	[F20–OS3.1]
	[F20,F21–OP5]
(6)	[F20–OH2.1]
	[F20–OP5]
	[F20–OS3.1]
2.3.4.6. Support for Underground Horizontal Piping
(1)	[F20–OP5]
	[F81–OH2.1]
2.3.4.7. Support for Vent Pipe above a Roof
(1)	[F81–OP5]
	[F81–OS3.1]
2.3.5.1. Backfilling of Pipe Trench
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
2.3.5.2. Protection of Non-Metallic Pipe
(1)	[F81–OH2.1,OH2.3]
2.3.5.3. Isolation from Loads
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
2.3.5.4. Protection from Frost
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
2.3.5.5. Protection from Mechanical Damage
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
2.3.5.6. Protection from Condensation
(1)	[F81–OP5]
2.3.6.1. Tests and Inspection of Drainage or Venting Systems
(1)	[F81–OH1.1] Applies to venting systems.
	[F81–OH2.1,OH2.3] Applies to drainage systems.
(2)	[F81–OH1.1] Applies to venting systems.
	[F81–OH2.1,OH2.3] Applies to drainage systems.
(3)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
(4)	[F81–OH1.1] Applies to venting systems.
	[F81–OH2.1,OH2.3] Applies to drainage systems.
(5)	[F81–OH2.1,OH2.3]
2.3.6.2. Tests of Pipes in Drainage Systems
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1,OH2.3]
2.3.6.3. Tests of Venting Systems
(1)	[F81–OH1.1]
2.3.6.4. Water Pressure Tests
(1)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
2.3.6.5. Air Pressure Tests
(1)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
2.3.6.6. Final Tests
(1)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
(2)	[F81–OH1.1]
	[F81–OH2.1,OH2.3]
2.3.6.7. Ball Tests
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1,OH2.3]
2.3.7.1. Application of Tests
(1)	[F81–OP5]
(3)	[F81–OP5]
(4)	[F81–OP5]
2.3.7.2. Pressure Tests of Potable Water Systems
(1)	[F20–OP5]
(2)	[F20,F81–OS3.1]
2.3.7.3. Water Pressure Tests
(1)	[F81–OP5]
(2)	[F70–OH2.2]
2.4.2.1. Connections to Sanitary Drainage Systems
(1)	(a) [F81–OH2.2]
	(b) [F81–OH2.2]
	(c) [F81–OH2.1]
	(d) [F81–OH2.1]
	(e) [F81–OH2.1]
	[F72–OH2.1] Applies to fixtures that are directly connected to sanitary drainage systems.
(2)	[F81–OH1.1]
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.4.2.2. Connection of Overflows from Rainwater Tanks
(1)	[F81–OH2.2]
2.4.2.3. Direct Connections
(1)	[F81–OH2.2]
(2)	[F81–OH2.1,OH2.4]
(3)	[F81–OH2.4]
2.4.3.1. Urinals
(1)	[F81–OH2.4]
2.4.3.2. Restricted Locations of Indirect Connections and Traps
(1)	[F81–OH2.1,OH2.4]
2.4.3.3. Equipment Restrictions Upstream of Grease Interceptors
(1)	[F81–OH2.1]
2.4.3.4. Fixtures Located in Chemical Storage Locations
(1)	[F43–OH5]
	[F81–OS1.1]
2.4.3.5. Macerating Toilet Systems
(1)	[F72–OH2.1]
2.4.3.6. Drains Serving Elevator Pits
(1)	[F62–OP5]
2.4.4.1. Sewage Treatment
(1)	[F81–OH2.1]
2.4.4.2. Cooling of Hot Water or Sewage
(1)	[F81–OH2.1]
2.4.4.3. Interceptors
(1)	[F81–OH2.1]
(2)	[F43–OH5]
	[F81–OS1.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.4.4.4. Neutralizing and Dilution Tanks
(1)	[F80–OS3.4]
(2)	[F43–OH5]
	[F80–OH2.1]
2.4.5.1. Traps for Sanitary Drainage Systems
(1)	[F81–OH1.1]
(6)	[F81–OH1.1]
	[F81–OP5]
2.4.5.2. Traps for Storm Drainage Systems
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OP5]
2.4.5.3. Connection of Subsoil Drainage Pipe to a Sanitary Drainage System
(1)	[F81–OH2.1]
2.4.5.4. Location and Cleanout for Building Traps
(1)	[F81–OH2.1]
2.4.5.5. Trap Seals
(1)	[F81–OH1.1]
2.4.6.1. Separate Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
2.4.6.2. Location of Soil-or-Waste Pipes
(1)	[F81–OH2.2]
2.4.6.3. Sumps or Tanks
(1)	[F81–OH2.1]
(2)	[F81–OH2.1] Applies to the watertightness of sumps or tanks.
	[F81–OH1.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
(6)	[F81–OH2.1]
(7)	[F81–OH2.1]
2.4.6.4. Protection from Backflow
(1)	[F81–OH1.1]
	[F81–OH2.1]
(2)	[F81–OH1.1]
(3)	[F81–OH2.1]
(6)	[F81–OH2.1]
2.4.6.5. Mobile Home Sewer Service
(1)	[F81–OH2.1]
2.4.7.1. Cleanouts for Drainage Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
(6)	[F81–OH2.1]
(7)	[F81–OH2.1]
(8)	[F81–OH2.1]
(9)	[F81–OH2.1]
2.4.7.2. Size and Spacing of Cleanouts
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
(5)	[F81–OH2.1]
2.4.7.3. Manholes
(1)	[F20–OS3.1]
(2)	(a) and (c) [F81–OH1.1]
	(a) and (c) [F81–OS1.1]
	(b) [F20–OS3.1]
(3)	[F30–OS3.1]
(4)	[F81–OH2.1]
2.4.7.4. Location of Cleanouts
(1)	[F81–OH2.1]
(2)	(a) [F81–OS3.1]
	(b) [F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH1.1] Applies to vent piping.
	[F81–OH2.1] Applies to drainage piping.
(5)	[F43–OH2.1]
2.4.8.1. Minimum Slope
(1)	[F81–OH2.1]
2.4.8.2. Length of Fixture Outlet Pipes
(1)	[F81–OH1.1]
2.4.9.1. No Reduction in Size
(1)	[F81–OH1.1]
	[F81–OH2.1]
2.4.9.2. Serving Water Closets
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH2.1]
(4)	[F81–OH2.1]
2.4.9.3. Size of Fixture Outlet Pipes
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
	[F81–OP5]
2.4.9.4. Size of Building Drain and Building Sewer
(1)	[F81–OH2.1]
2.4.9.5. Offset in Leaders
(1)	[F81–OH2.1,OH2.3]
(2)	[F81–OH2.1]
2.4.10.1. Total Load on a Pipe
(1)	[F81–OH2.1]
2.4.10.2. Hydraulic Loads for Fixtures
(2)	[F81–OH2.1]
2.4.10.3. Hydraulic Loads from Fixtures with a Continuous Flow
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
2.4.10.4. Hydraulic Loads from Roofs or Paved Surfaces
(1)	[F81–OP5]
	[F20,F81–OS2.1]
(2)	(a), (d) and (e) [F41,F81–OH2.4]
	(b) and (c) [F20,F81–OS2.1]
	[F20,F81–OP5]
(3)	[F20,F81–OP5]
	[F20,F81–OS2.1]
(4)	[F21,F81–OP5]
	[F20,F81–OS2.1]
2.4.10.5. Conversion of Fixture Units to Litres
(1)	[F81–OH2.1]
2.4.10.6. Hydraulic Loads to Soil-or-Waste Pipes
(1)	[F72–OH2.1,OH2.3]
(2)	[F72–OH2.1,OH2.3]
2.4.10.7. Hydraulic Loads on Branches
(1)	[F72–OH2.1,OH2.3]
2.4.10.8. Hydraulic Loads on Sanitary Building Drains or Sewers
(1)	[F81–OH2.1,OH2.3]
2.4.10.9. Hydraulic Loads on Storm or Combined Building Drains or Sewers
(1)	[F81–OH2.1,OH2.3]
2.4.10.10. Hydraulic Loads to Roof Gutters
(1)	[F81–OP5]
2.4.10.11. Hydraulic Loads on Leaders
(1)	[F81–OP5]
2.4.10.12. Hydraulic Loads from Fixtures with a Semi-continuous Flow
(1)	[F81–OP5]
2.4.10.13. Design of Storm Sewers
(1)	[F81–OH2.1]
2.5.1.1. Venting for Traps
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.2.1. Wet Venting
(1)	[F40,F81–OH1.1]
2.5.3.1. Circuit Venting
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
(5)	[F40,F81–OH1.1]
(6)	[F40,F81–OH1.1]
(7)	[F40,F81–OH1.1]
(8)	[F40,F81–OH1.1]
(9)	[F40,F81–OH1.1]
(10)	[F40,F81–OH1.1]
(11)	[F40,F81–OH1.1]
2.5.4.1. Stack Vents
(1)	[F40,F81–OH1.1]
2.5.4.2. Vent Stacks
(1)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.4.3. Yoke Vents
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.4.4. Offset Relief Vents
(1)	[F40,F81–OH1.1]
2.5.4.5. Fixtures Draining into Vent Pipes
(1)	[F40,F81–OH1.1]
2.5.5.1. Venting of Sewage Sumps
(1)	[F40,F81–OH1.1]
2.5.5.2. Venting of Oil Interceptors
(1)	[F40,F81–OH1.1]
	[F40,F81–OS1.1]
	[F72,F81–OH2.1,OH2.3]
(2)	[F40,F81–OH1.1]
	[F40,F81–OS1.1]
(3)	[F40,F81–OS1.1]
(4)	[F40,F81–OS1.1]
(5)	[F40,F81–OS1.1]
2.5.5.3. Venting of Drain Piping and Dilution Tanks for Corrosive Waste
(1)	[F80,F81–OS3.4]
2.5.5.4. Fresh Air Inlets
(1)	[F81–OH1.1]
2.5.5.5. Provision for Future Installations
(1)	[F81–OH1.1] Applies to venting systems.
	[F81–OH2.1,OH2.3] Applies to drainage systems.
(2)	[F40,F81–OH1.1]
2.5.6.1. Drainage of Vent Pipes
(1)	[F81–OH1.1]
	[F81–OS1.1]
2.5.6.2. Vent Pipe Connections
(1)	[F81–OS1.1]
(2)	[F81–OH1.1]
(3)	[F40,F81–OH1.1]
2.5.6.3. Location of Vent Pipes
(1)	[F81–OH1.1]
(2)	[F81–OH2.1,OH2.3]
(3)	[F81–OH1.1]
(4)	[F40,F81–OH1.1]
2.5.6.4. Connection of Vents above Fixtures Served
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.6.5. Terminals
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
(6)	[F81–OH1.1]
2.5.7.1. General
(1)	[F81–OH1.1]
2.5.7.2. Size Restriction
(1)	[F81–OH1.1]
2.5.7.3. Additional Circuit Vents and Relief Vents
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.7.4. Offset Relief Vents
(1)	[F81–OH1.1]
2.5.7.5. Yoke Vents
(1)	[F81–OH2.1]
2.5.7.6. Vent Pipes for Manholes
(1)	[F81–OH2.1]
2.5.7.7. Vents for Sewage Sumps, Dilution Tanks and Macerating Toilet Systems
(1)	[F81–OH2.1]
(2)	[F81–OH2.1]
(3)	[F81–OH1.1]
2.5.8.1. Hydraulic Loads Draining to Wet Vents
(1)	[F81–OH1.1]
(2)	[F81–OH1.1]
2.5.8.2. Individual Vents and Dual Vents
(1)	[F81–OH1.1]
2.5.8.3. Branch Vents, Vent Headers, Continuous Vents and Circuit Vents
(1)	[F81–OH1.1]
2.5.8.4. Vent Stacks or Stack Vents
(3)	[F81–OH1.1]
(4)	[F81–OH1.1]
(5)	[F81–OH1.1]
2.5.9.2. Air Admittance Valves
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
2.5.9.3. Installation Conditions
(1)	[F40,F81–OH1.1]
(2)	[F40,F81–OH1.1]
(3)	[F40,F81–OH1.1]
(4)	[F40,F81–OH1.1]
(5)	[F40,F81–OH1.1]
2.6.1.1. Design
(1)	[F31–OS3.2]
(2)	[F71–OH2.3]
2.6.1.2. Drainage
(1)	[F81–OP5]
2.6.1.3. Shut-off Valves
(1)	[F81–OP5]
(2)	[F81–OP5]
(3)	[F81–OP5]
(4)	[F81–OP5]
(5)	[F70,F72–OH2.1,OH2.3]
(6)	[F70,F72–OH2.1,OH2.3]
(7)	[F70,F81–OH2.1,OH2.3]
2.6.1.4. Protection for Exterior Water Supply
(1)	[F81–OP5]
2.6.1.5. Check Valves
(1)	[F20,F81–OP5]
2.6.1.6. Flushing Devices
(1)	[F72–OH2.1]
(2)	[F72–OH2.1]
2.6.1.7. Relief Valves
(1)	[F31,F81–OS3.2]
(2)	[F81–OS3.1,OS3.2]
(4)	(a) [F31–OS3.2] [F81–OS1.1]~~[F81–OS1.1]~~ (b) [F81–OS3.1,OS3.2]
(5)	(b) [F81–OH2.2] Applies to the size of air breaks.
	[F31–OS3.2]
(6)	[F31–OS3.2]
(7)	[F31–OS3.2]
(8)	[F81–OS3.2]
(9)	[F81–OP5]
(10)	[F81–OP5]
2.6.1.8. Solar Domestic Hot Water Systems
(1)	[F31–OS3.2] [F81–OS3.4]
	[F70–OH2.2]
2.6.1.9. Water Hammer
(1)	[F20,F81–OP5]
	[F20,F81–OS3.2]
2.6.1.10. Mobile Home Water Service
(1)	[F71,F70,F46–OH2.2,OH2.3]
2.6.1.11. Thermal Expansion
(1)	[F20,F81,F46–OP5]
2.6.1.12. Service Water Heaters
(1)	[F40–OS3.4]
2.6.2.1. Connection of Systems
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F82–OH2.2,OH2.3]
2.6.2.2. Back-Siphonage
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.3. Backflow Caused by Back Pressure
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.4. Backflow from Fire Protection Systems
(2)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
(3)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
(4)	[F46,F70,F81–OH2.1,OH2.2,OH2.3]
2.6.2.5. Separation of Water Supply Systems
(1)	[F70,F81,F46-OH2.1,OH2.2,OH2.3]
2.6.2.6. Premise Isolation
(1)	[F70,F81,F82–OH2.1,OH2.2,OH2.3]
2.6.2.7. Hose Bibb
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.8. Cleaning of Systems
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.9. Air Gap
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.10. Vacuum Breakers
(2)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(3)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
(4)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.11. Tank-Type Water Closets
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.2.12. Backflow Preventers
(1)	[F70,F81,F46–OH2.1,OH2.2,OH2.3]
2.6.3.1. Design, Fabrication and Installation
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F72–OH2.1][F70–OH2.2][F71–OH2.3]
(3)	[F70,F71–OH2.1,OH2.3]
	[F81–OP5]
	[F81–OS1.4]
2.6.3.2. Hydraulic Load
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F71,F72–OH2.1,OH2.3]
(3)	[F71,F72–OH2.1,OH2.3]
(4)	[F81–OH2.1,OH2.2]
2.6.3.3. Static Pressure
(1)	[F81–OS3.2]
2.6.3.4. Size
(1)	[F71,F72–OH2.1,OH2.3]
(2)	[F71,F72–OH2.1,OH2.3]
(3)	[F71,F72–OH2.1,OH2.3]
(4)	Reserved.
(5)	[F71,F72–OH2.1,OH2.3]
2.6.3.5. Velocity
(1)	[F81–OH2.1,OH2.3]
	[F81–OP5]
	[F81–OS3.1]
2.7.1.1. Not Permitted
(1)	[F46–OH2.2]
2.7.2.1. Markings Required
(1)	[F46–OH2.2]
2.7.3.1. Pipes
(1)	[F46–OH2.2]
2.7.3.2. Outlets
(1)	[F46–OH2.2]
2.7.4.1. Non-potable Water System Design
(1)	[F81–OH2.1]
(2)	Reserved.

Notes to Table 2.8.1.1.:

⁽¹⁾	See Parts 2 and 3 of Division A.

Division BAcceptable Solutions

Part 2 — Plumbing Systems

Section 2.8. Objectives and Functional Statements

2.8.1. Objectives and Functional Statements

2.8.1.1. Attribution to Acceptable Solutions

Division B
Acceptable Solutions