IRC 03 2003

$39.27

International Residential Code

Published By	Publication Date	Number of Pages
ICC	2003	618

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Description

A comprehensive code for homebuilding that brings together all building, plumbing, mechanical and electrical provisions for one- and two-family residences.

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PDF Pages	PDF Title
2	Preface
5	Ordinance
7	Table Of Contents
13	Chapter 1 – Administration Section R101 – Title, Scope And Purpose Section R102 – Applicability Section R103 – Department Of Building Safety
14	Section R104 – Duties And Powers Of The Building Official
15	Section R105 – Permits
16	Section R106 – Construction Documents
17	Section R107 – Temporary Structures And Uses Section R108 – Fees
18	Section R109 – Inspections Section R110 – Certificate Of Occupancy
19	Section R111 – Service Utilities Section R112 – Board Of Appeals
20	Section R113 – Violations Section R114 – Stop Work Order
21	Chapter 2 – Definitions Section R201 – General Section R202 – Definitions
35	Chapter 3 – Building Planning Section R301 – Design Criteria
36	Table R301.2(1) – Climatic And Geographic Design Criteria
37	Table R301.2(2) – Component And Cladding Loads For A Building With A Mean Roof Height Of 30 Feet Located In Exposure B (psf)
38	Table R301.2(3) – Height And Exposure Adjustment Coefficients For Table R301.2(2) Figure R301.2(1) – Isolines Of The 97 1/2 Percent Winter (December, Januaru And February) Design Temperatures
39	[B] Figure R301.2(2) – Seismic Design Categories – Site Class D cont.
40	[B] Figure R301.2(2) -cont.
41	[B] Figure R301.2(2) – cont.
42	[B] Figure R301.2(3) – Weathering Probability Map For Concrete
43	[B] Figure R301.2(4) – Basic Wind speeds For 50-Year Mean Recurrence Interval
44	[B] Figure R301.2(4) – cont.
45	[B] Figure R301.2(4) – cont.
46	[B] Figure R301.2(4) – cont.
47	[B] Figure R301.2(4) -cont.
48	Figure R301.2(5) – Ground Snow Loads, Pg, For The United States (lb/ft2)
49	Figure R301.2(6) – Termite Infestation Probability Map
50	Figure R301.2(7) – Decay Probability Map
51	Figure R301.2(8) – Component And Cladding Pressure Zones
52	Table R301.2.1.2 – Windborne Debris Protection Fastening Schedule For Wood Structural Panels
53	Table R301.2.1.3 – Equivalent Basic Wind Speeds Table R301.2.2.1.1 – Seismic Design Category Determination Table R301.2.2.2.1 – Wall Bracing Adjustment Factors By Roof Covering Dead Load
55	Table R301.2.2.4 – Wall Bracing Adjustment Factors By Roof Covering Dead Load
56	Table R301.5 – Minimum Uniformly Distributed Live Loads (in pounds per square foot) Table R301.6 – Minimum Roof Live Loads In Pounds-Force Per Square Foot Of Horizontal Projection Table R301.7 – Allowable Deflection Of Structural Members Section R302 – Location On Lot Section R303 – Light, Ventilation And Heating
58	Section R304 – Minimum Roof Areas Section R305 – Ceiling Height Section R306 – Sanitation Section R307 – Toilet, Bath And Shower Spaces Section R308 – Glazing
59	Figure R307.2 – Minimum Fixture Clearances Table R308.3 – Minimum Category Classification Of Glazing
61	Section R309 – Garages And Carports
62	Section R310 – Emergency Escape And Rescue Openings Section R311 – Means Of Egress
64	Section R312 – Guards Section R313 – Smoke Alarms
65	Section R314 – Foam Plastic
66	[B] Section R315 – Flame Spread And Smoke Density [B] Section R316 – Insulation
67	Section R317 – Dwelling Unit Separation
68	Section R318 – Moisture Vapor Retarders Section R319 – Protection Against Decay
69	Section R320 – Protection Against Termites
70	[F] Section R321 – Site Address [B] Section R322 – Accessibility Section R323 – Flood-Resistant Construction
73	Chapter 4 – Foundations Section R401 – General Table R401.4.1 -Presumptive Load-Bearing Values Of Foundation Materials Section R402 – Materials
74	Table R402. 2 – Minimum Specified Compressive Strength Of Concrete Section R403 – Footings
75	Table R403.1 – Minimum Width Of Concrete Or Masonry Footings (inches)
76	Figure R403.1(1) – Concrete And Masonry Foundation Details
77	Figure R403.1(2) – Permanent Wood Foundation Basement Wall Section
78	Figure R403.1(3) – Permanent Wood Foundation Crawl Space Section
80	Figure R403.1.7.1 – Foundation Clearance From Slopes Table R403.3 – Minimum Insulation Requirements For Frost-Protected Footings In Heated Buildings
81	Figure R403.3(1) – Insulation Placement For Frost-Protected Footings In Heated Buildings
82	Figure R403.3(2) – Air-Freezing Index An Estimate Of The 100-Year Return Period
83	Figure R403.3(3) – Insulation Placement For Frost-Protected Footings Adjacent To Unheated Slab-On-Ground Structure
84	Figure R403.3(4) – Insulation Placement For Frost-Protected Footings Adjacent To Heated Structure Section R404 – Foundation Walls
85	Table R404.1.1(1) – Plain Concrete And Plain Masonry Foundation Walls
86	Table R404.1.1(2) – Reinforced Concrete And Masonry Foundation Walls Table R404.1.1(3) – Reinforced Concrete And Masonry Foundation Walls
87	Table R404.1.1(4) – Reinforced Concrete And Masonry Walls
88	Figure R404.1.5(1) – Foundation Wall Clay Masonry Curtain Wall With Concrete Masonry Piers
90	Table R404.2.3d – Plywood Grade And Thickness For Wood Foundation Construction (30 pcf equivalent-fluid weight soil pressure)
91	Table R404.4(1) – 5.5-Inch Thick Flat ICF Foundation Walls a,b,c,d
92	Table R404.4(2) – 7.5-Inch-Thick Flat ICF Foundation Walls a,b,c,d,e Table R404.4(3) – 9.5-Inch-Thick Flat ICF Foundation Walls a,b,c,d,e
93	Table R404.4(4) – Waffle Grid ICF Foundation Walls a,b,c,d,e
94	Table R404.4(5) – Screen-Grid ICF Foundation Walls a,b,c,d,e
95	Section R405 – Foundation Drainage Table R405.1 – Properties Of Soils Classified According To The Unified Soil Classification System
96	Section R406 – Foundation Waterproofing And Dampproofing Section R407 – Columns Section R408 – Under-Floor Space
99	Chapter 5 – Floors Section R501 – General Section R502 – Wood Floor Framing
100	Figure R502.2 – Floor Construction
101	Table R502.3.1(1) – Floor Joist Spans For Common Lumber species (Residential sleeping areas, live load = 30psf, L/A=360)
102	Table R502.3.1(2) – Floor Joist Spans For common Lumber species (Residential living areas, live load = 40 psf, L/A360)
103	Table R502.3.3(1) – Cantilever Spans For Floor Joists Supporting Light-Frame Exterior Bearing Wall And roof Only a,b,c,f,g,h Table R503.3.3(2) – Cantilever Spans For Flor Joists Supporing Exterior Balcony a,b,e,f
104	Table R502.5(1) – Girder Spans For Exterior Bearing Walls (Maximum spans for Douglas fir-larch, hem-fir, southern pine and spruce pine-fir and required number of jack studs)
105	Table R502.5(1) – cont. Table R502.5(2) – Girder Spans And Header spans For Interior Bearing Walls (Maximum spans for Douglas fir-larch, hem-fir, southern pine and spruce-pine-fir and required number of jack studs)
107	Figure 502.8 – Cutting, Notching And Drilling
108	Section R503 – Floor Sheathing Table R503.1 – Minimum Thickness Of Lumber Floor Sheathing
109	Table R503.2.1.1(1) – Allowable Spans And Loads For Wood Structural Panels For Roof And Subfloor Sheathing And Combination Subfloor Underlayment a,b,c Section R504 – Pressure Preservatively Treated-Wood Floors (On Ground)
110	Table R503.2.1.1(2) – Allowable Spans For Sanded Plywood Combination Subfloor Underlayment Section R505 – Steel Floor Framing
111	Table R505.2(1) – Cold-Formed Steel Joist Sizes Table R505.2(2) – Minimum Thickness Of Cold-Formed Steel Members Table R505.2(3) – Maximum Hole Dimensions In Spacing In Joist Webs
112	Figure R505.2(3) – Floor Joist Web Holes
113	Table R505.2.4 – Screw Substitution Factor Figure R505.3 – Steel Floor Construction (continued)
114	Figure R505.3 – cont
115	Table R505.3.1(1) – Floor To Foundation Or Bearing Wall Connection Requirements a,b Table R505.3.1(2) – Floor Fastening Schedule
116	Figure R505.3.1(1) – Floor To Load-Bearing Wall Stud Connection Figure R505.3.1(2) – Floor To Wood Sill Connection
117	Figure R505.3.1(3) – Floor To Foundation Connection Figure R505.3.1(4) – Floor Cantilever To Load-Bearing Wall Connection
118	Figure R505.3.1(5) – Floor Cantilever To Wood Sill Connection Figure R505.3.1(6) – Floor Cantilever To Foundation Connection
119	Figure R505.3.1(7) Continuous Joist Span Supported On Stud Figure R505.3.1(8) – Lapped Joists Supported On Stud
120	Table R505.3.2 – Allowable Spans For Cold-Formed Steel Joists a,b Section R506 – Concrete Floor s (On Ground)
121	Figure R505.3.6 – Hole Patch
122	Figure R505.3.8 – Track Splice
123	Chapter 6 – Wall Construction Section R601 – General Section R602 – Wood Wall Framing
124	Table R602.3(1) Fastener Schedule For Structural Members
125	Table R602.3(1) -cont.
126	Table R602.3(2) – Alternate Attachments
127	Table R602.3(3) – Allowable Stud Spacing For Wood Structural Panel Wall Sheathing Table R602.3(4) – Allowable Spans For Particleboard Wall Sheathing Table R602.3(5) – Size, Height And Spacing Of Wood Studs
128	Figure R602.3(1) – Typical Wall, Floor And Roof Framing
129	Figure R602.3(2) – Framing Details
130	Table R602.3.1 – Maximum Allowable Length Of Wood Wall Studs Exposed To Wind Speeds Of 100 MPH Or Less In Seismic Design Categories A,B,C and D,b,c
131	Table R602.3.1 -cont
133	Figure R602.6(1) – Notching And Bored Hole Limitations For Exterior Wall And Bearng Walls
134	Figure R602.6(2) – Notching And Bored Hole Limitations For Interior Nonbearing Walls
135	Figure R602.6.1 – Top Plate Framing To Accomodate Piping Table R602.7.2 Maximum Spans For Wood Structural Panel Box Headers
136	Figure R602.7.2 – Typical Wood Structural Panel Box Header Construction
137	Table R602.10.1 – Wall Bracing
139	Table R602.10.5 – Length Requirements For Braced Wall Panels In A Continuously Sheathed Wall Figure R602.10.5 – Exterior Corner Framing
140	Table R602.10.11 – Adjustment Of Bracing Amounts For Interior Braced Wall Lines According To Braces Walll Line Spacing a,b
141	Figure R602.11.3 – Stepped Foundation Construction
142	Section R603 – Steel Wall Framing Table R603.2(1) – Load-Bearing Cold-Formed Steel Stud Sizes Table R603.2(2) – Minimum Thickness Of Cold-Formed Steel Studs
143	Figure R603.2(1) – C-Section Figure R603.2(2) – Track Section
144	Figure R603.2(3) -Web Holes Table R603.2.4 – Screw Substitution Factor
145	Figure R603.3 – Steel Wall Construction
146	Table R603.3.1 – Wall To Foundation Or Floor Connection Requirements a,b,c Figure R603.3.1(1) – Wall To Foundation Connection
147	Figure R603.3.1(2) – Wall To Wood Sill Connection Table R603.3.2(1) – Wall Fastening Schedule
148	Table R603.3.2(2) – Cold Formed Steel Stud Thickness For 8-Foot Walls Studs supporting roof and ceiling only (one-story building or second floor of a two-story building) 33 ksi steel.
149	Table R603.3.2(3) – Cold-Formed Steel Stud Thickness For 8-Foot Walls Studs supporting one floor, roof and ceiling (first story of a two-story building) 33 ksi steel
150	Table R603.3.2(4) – Cold-Formed Steel Stud Thickness For 9-Foot Walls Studs supporting roof and ceilling only (one-story building or second story of a two-story building) 33 ksi steel
151	Table R603.3.2(5) – Cold-Formed Steel Stud Thickness For 9-Foot Walls Studs suporting one floor, roof and ceiling (first floor of a two-story building) 33 ksi steel
152	Table R603.3.2(6) – Cold-Formed Steel Stud Thickness For 10-Foot Walls Studs supporting roof and ceiling only (one-story building or second floor of a two-story building) 33 ksi steel
153	Table R603.3.2(7) – Cold-Formed Steel Stud Thickness For 10-Foot Walls Studs supporting one floor, roof and ceiling (first story of a two-story building) 33 ksi steel
154	Table R603.3.2(8) – Cold-Formed Steel Stud Thickness For 8-Foot Walls Studs supporting roof and ceiling only (one-story building or second floor of a two-story building) 50 ksi steel
155	Table R603.3.2(9) – Cold-Formed Steel Stud Thickness For 8-Foot Walls Studs supporting one floor, roof and ceiling (first story of a two-story building) 50 ksi steel
156	Table R603.3.2(10) – Cold-Formed Steel Stud Thickness For 9-Foot Walls Studs supporting roof and ceiling only (one-story building or a second floor of a two-story building) 50 ksi steel
157	Table R603.3.2(11) – Cold-Formed Steel Stud Thickness For 9-Foot Walls Studs supporting one floor, roof and ceiling (first floor of a two-story building) 50 ksi steel
158	Table R603.3.2(12) – Cold-Formed Steel Stud Thickness For 10-Foot Walls Studs supporting roof and ceiling only (one-story building or second floor of a two-story building) 50 ksi steel
159	Table R603.3.2(13) – Cold-Formed Steel Stud Thickness For 10-Foot Walls Studs supporting one floor, roof and ceiling (first story of a two-story building) 50 ksi steel
160	Figure R603.3.5 – Hole Patch Figure R603.3.6 – Track Splice
161	Figure R603.4 – Corner Framing
162	Table R603.6(1) – Allowable Header Spans a,b Headers supporting roof and ceiling only (33 ksi steel) Table R603.6(2) – Allowable Header Spans a,b Headers supporting one floor, roof and ceilling (33 ksi steel)
163	Table R603.6(3) – Allowable Header Spans a,b,c Headers suporting one floor, roof and ceiling first story of a two-story building with center load bearing beam (33 ksi steel) Table R603.6(4) – Total Number Of Jack And King Studs Required At Each End Of Opening
164	Table R603.6(5) – Header To King Stud Connection Requirements a,b,c,d Section R604 – Wood Structural Panels Section R605 – Particleboard Section R606 – General Masonry Construction
165	Figure R603.6 – Header Detail
166	Table R603.7 – Minimum Percentage Of Full Height Structural Sheathing On Exterior Walls a,b,c,d,e
167	Table R606.4 – Allowable Compressive Stresses For Empirical Design Of Masory
168	Table R606.8 – Spacing Of Lateral Support For Masonry Walls
169	Figure R606.10(1) – Anchorage Requirements For Masonry Walls Located In Seismic Design Category A, B Or C And Where Wind Loads Are Less Than 30 PSF
170	Figure R606.10(2) – Requirements For Reinforced Grouted Masonry Construction In Seismic Design Category C
171	Figure R606.10.(3) – Requirements For Reinforces Masonry Construction In Seismic Design Category D1, Or D2
173	Table R606.11.3.2 – Minimum Distributed Wall Reinforcement For Buidings Asigned To Seismic Design Category D1 Table R606.11.4.1 – Minimum Reiforcing For Stacked Bonded Masonry Walls In Seismic Design Category D2 Table R606.11.4.2 – Minimum Reinforcing For Stacked Bonded Masonry Walls In Seismic Design Category D2
174	Table R606.14.1 – Minimum Corrosion Protection Section R607 – Unit Masonry
175	Table R607.1 – Motar Proportions a,b Section R608 – Multiple Wythe Masonry
176	Section R609 – Grouted Masonry
177	Table R609.1.1 – Grout Proportions By Volume For Masonry Construction Table R609.1.2 – Grout Space Dimensions And Pour Heights
178	Section R610 – Glass Unit Masonry Figure R610.4.1 – Glass Unit Masonry Design Wind Load Resisitance
179	Section R611 – Insulating Concrete Form Wall Construction
180	Table R611.2 – Requirements For ICF Walls a,b,c Table R611.3(1) -Design Wind Pressure For Use With Tables R611.3(2), R611.4(1), And R611.5 For Above Grade Walls
181	Table R611.3(2) – Minimum Vertical Wall Reinforcement For Flat ICF Above-Grade Walls a,b,c,d
182	Figure R611.3 – Flat ICF Wall System Table R611.4(1) – Minimum Vertical Wall Reinforcement For Waffle-Grid ICF Above-Grade Walls a,b,c
183	Table R611.4(2) – Dimensional Requirements For Cores And Webs In Waffle-Grid And Screen-Grid ICF Walls a,b Figure R611.4 – Waffle-Grid ICF Wall System
184	Table R611.5 – Minimum Vertical Wall Reiforcement For Screen-Grid ICF Above-Grade Walls a,b,c
185	Figure R611.5 – Screen-Grid IFC Wall System Table R611.7(1) – Minimum Wall Opening Reinforcement Requirements In ICF Walls
186	Table R611.7(2) – Maximum Allowable Clear Spans For ICF Lintels For Flat Load-Bearing Walls a,b,c,d,f No. 4 Bottom Bar Size
187	Table R611.7(3) – Maximum Allowable Clear Spans For ICF Lintels For Flat Load-Bearing Walls a,b,c,d,f No. 5 Bottom Bar Size
188	Table R611.7(4) – Maximum Allowable Clear Spans For Waffle-Grid ICF Wall Lintels a,b,c,d,f No. 4 Bottom Bar Size
189	Table R611.7(5) – Maximum Allowable Clear Spans For Waffle-Grid ICF Wall Lintels a,b,c,d,f No. 5 Bottom Bar Size
190	Table R611.7(6) – Maximum Allowable Clear Spans For Screen-Grid ICF Lintels In Load-Bearing Walls a,b,c,d,e,f No. 4 Bottom Bar Size Table R611.7(7) – Maximum Allowable Clear Spans For Screen-Grid ICF Lintels In Load-Bearing Walls a,b,c,d,e,f No. 5 Bottom Bar Size
191	Table R611.7(8) – Maximum Allowable Clear Spans For ICF Lintels Without Stirrups In Load-Bearing Walls a,b,c,d,e,f,g,h (No. 4 Or No. 5) Bottom Bar Size
192	Table R611.7(9) – Minimum Bottom Bar ICF Lintel Reinforcement For Large Clear Spans In Load-Bearing Walls a,b,c,d,e,f,h
193	Table R611.7(9A) – Minimum Solid End Wall Length Requirements For Flat ICF Walls (Wind Perpendicular To Ridge) a,b,c
194	Table R611.7(9B) – Minimum Solid Sidewall Length Requirements For Flat ICF Walls (Wind Parallel To Ridge) a,b,c,d
195	Table R611.7(10) – Maximum Allowable Clear Spans For ICF Lintels In Non-Load-Bearing Walls Without Stirrups a,b,c,d No. 4 Bottom Bar
196	Table R611.7(10A) – Minimum Solid End Wall Length Requirements For Wafle And Screen-Grid ICF Walls (Wind Perpendicular To Ridge) a,b,c
197	Table R611.7(10A) -cont Table R611.7(10B) – Minimum Solid Side Wall Length Requirements for 6-Inch Waffle And Screen-Grid ICF Walls (Wind Parallel To Ridge) a,b,c,d
198	Table R611.7(11) – Minimum Percentage Of Solid Wall Length Along Exterior Wall Lines For Townhouses In Seismic Design Category C And All Buildings In Seismic Design Category D a,b Figure R611.7(1) – ICF Wall Construction
199	Figure R611.7(2) – Reinforcement Of Openings Figure R611.7(3) – ICF Lintels For Flat Walls
200	Figure R611.7(4) – Single Form Height Waffle-Grid Lintel Figure R611.7(5) – Double Form Height Waffle-Grid Lintel
201	Figure R611.7(6) – Single Form Height Screen-Grid Lintel Figure R611.7(7) – Double Form Height Screen-Grid Lintel
202	Figure R611.7.1.4 – Lap Splices
203	Table R611.7.4 – Wind Velocity Pressure For Determination Of Minimum Solid Wall Length
204	Figure R611.7.4 – Minimum Solid Wall Length.
206	Table R611.8(1) – Floor-Ledger-ICF Wall Connection (Side-Bearing Conection) Requirements a,b,c Table R611.8(2) – Design Values (PLF) For Floor Joist-To-Wall Anchors Required For Townhouses In Seismic Design Category C And All Buildings In Seismic Design Category D a,b
207	Figure R611.8(1) – Section Cut Through Flat Wall Or Vertical Core Of Waffle-Or Screen-Grid Wall Figure R611.8(2) -Floor Ledger-ICF Wall Connection (Side-Bearing Connection)
208	Figure R611.8(3) – Floor Ledger-ICF Wall Connection (Ledge Bearing Connection) Figure R611.8(4) – Wood Floor Ledger-ICF Wall System Connection (Through-Bolt Side-Bearing Connection)
209	Figure R611.8(5) – Floor Ledger ICF Wall Connection (Through-Bolt-Ledge-Bearing Connection) Figure R611.8(6) – Anchorage Requirements For Top Bearing Walls For Townhouses In Seismic Design Category C And All Buildings In Seismic Design Category D For Floor Framing Parallel To Wall
210	Figure R611.8(7) – Anchorage Requirements For Ledger Bearing Walls For Townhouses In Seismic Design Category C And All Buildings In Seismic Design Category D For Floor Framing Parallal To Wall Table R611.9 – Design Tensile Strength Of Headed Bolts Cast In Concrete
211	Figure R611.9 – Roof Sill Plate-ICF Wall Connection Section R612 – Exterior Windows And Glass Doors Section R613 – Exterior Windows And Glass Doors
212	Figure R613.5(1) – Through The Frame Figure R613.5(2) – Frame Clip
213	Figure R613.5(3) – Through The Frame Figure R613.5(4) – Frame Clip Figure R613.5(5) Through The Flange Figure R613.5(6) – Through the Frame Figure R613.5(7) – Frame Clip Figure R613.5(8) – Through the Flange
215	Chapter 7 – Wall Covering Section R701 – General Section R702 – Interior Covering Table R702.1(1) – Thickness Of Plaster Table R702.1(2) – Gypsum Plaster Proportions
216	Table R702.1(3) – Portland Cement Plaster
217	Table R702.3.5 – Minimum Thickness And Application Of Gypsum Board
218	Section R703 – Exterior Covering
220	Table R703.4 – Weather-Resistant Siding Atachment And Minimum Thickness
221	Table R703.5.2 – Maximum Weather Exposure For Wood Shakes And Shingles On Exterior Walls a,b,c
222	Table R703.7.3 – Allowable Spans For Lintels Supporting Masonry Veneer a,b,c
224	Figure R703.7 – Masonry Veneer Wall Detail (continued)
225	Figure R703.7 – cont.
226	Figure R703.7.2.1 – Exterior Masonry Veneer Support By Roof Members Figure R703.7.2.2 – Exterior Masonry Veneeer Support By Steel Angles
227	Chapter 8 – Roof-Ceiling Construction Section R801 – General Section R802 – Wood Roof Framing
230	Table R802.4(1) – Ceiling Joist Spans For Common Lumber Species (Uninhabitable attics without storage, live load = 10psf, L/A – 240)
231	Table R802.4(1) – cont.
232	Table R802.4(2) – Ceiling Joist Spans For Common Lumber Species (Uninhabitable attics with limited storage, live load = 20 psf, L/A = 240)
233	Table R802.4(2) – cont.
234	Table R802.5.1(1) – Rafter Spans For Common Lumber Species (Roof live load = 20 psf, ceiling not attached to rafters, L/A=180)
235	Table R802.5.1(1) – cont.
236	Table R802.5.1(2) – Rafter Spans For Common Lumber species (Roof live load = 20 psf, ceiling attached to rafters, L/A=240)
237	Table R802.5.1(2) – cont.
238	Table R802.5.1(3) – Rafter spans For Common Lumber Species (Ground snow load = 30 psf, ceiling not attached to rafters, L/A=180)
239	Table R802.5.1(3) – cont.
240	Table R802.5.1(4) – Rafter spans For Common Lumber Species (Ground snow load = 50 psf, ceiling not attached to rafters, L/A=180)
241	Table R802.5.1(4) – cont.
242	Table R802.5.1(5) – Rafter Spans For Common Lumber Species (Ground snow load = 30 psf, ceiling attached to rafter, L/A=240)
243	Table R802.5.1(5) -cont.
244	Table R802.5.1(6) – Rafter spans For Common Lumber Species (Ground snow load = 50 psf, ceiling attached to rafters. L/A=240)
245	Table R802.5.1(6) – cont
246	Table R802.1(7) – Rafter Spans For 70 PSF Ground Snow Load (Ceiling not attached to rafters, L/A=180)
247	Table R802.5.1(7) – cont.
248	Table R802.5.1(8) – Rafter Spans For 70 PSF Ground Snow Load (Ceiling attached to rafters, L/A=240)
249	Table R802.5.1(8) – cont.
250	Table R802.5.1(9) – Rafter Ceiling Joist Heel Joint Connections a,b,c,d,e,f
251	Figure R802.5.1 – Braced Rafter Construction Table R802.11 – Required Strength Of Truss Or Rafter Connections To Resist Wind Uplift Forces a,b,c,e,f (Pounds per connection)
252	Section R803 – Roof Sheathing Table R803.1 – Minimum Thickness Of Lumber Roof Sheathing Section R804 – Steel Roof Framing
253	Table R804.2(1) – Load-Bearing Cold-Formed Steel Member Sizes Table R804.2(2) – Minimum Thickness Of Cold-Formed Steel Roof Framing Members
254	Figure R804.2(3) – Web Holes
255	Table R804.2.4 – Screw Substitution Factor Table R804.3 – Roof Framing Fastening Schedule a,b
256	Figure R804.3 – Steel Roof Construction
257	Table R804.3.1(1) – Allowable Spans For Cold-Formed Steel Ceiling Joists a,b,c 10 psf live load (no attic storage) Table R804.3.1(2) – Allowable spans For Cold-Formed Steel Ceiling Joists a,b,c 20 psf live load (Limited attic storage where development of future rooms is not possible)
258	Table R804.3.1(3) – Number Of Screws Required For Ceiling Joist To Rafter Connection Figure R804.3.1(1) – Joist To Rafter Connection
259	Table R804.3.3(1) – Allowable Horizontal Rafter Spans a,b Table R804.3.3(2) – Basic Wind Speed To Equivalent Snow Load Conversion Table R804.3.3.1 – Number OF Screws Required At Each Leg Of Clip Angle For Rafter To Ridge Member Connection
260	Figure R804.3.3.1 – Ridge Board Connection Figure R804.3.6 – Hole Patching
261	Figure R804.3.7(1) – Spliced Ceiling Joists Figure R804.3.7(2) – Track Splice
262	Figure R804.3.8 – Bearing Stiffener Section R805 – Ceiling Finishes Section R806 – Roof Ventilation
263	Figure R804.3.10(1) – Roof Opening Figure R804.3.10(2) – Header To Trimmer Connection
264	Section R807 – Attic Access Section R808 – Insulation Clearance
265	Chapter 9 – Roof Assemblies Section R901 – General Section R902 – Roof Classification Section R903 – Weather Protection Section R904 – Materials
266	Section R905 – Requirements For Roof coverings
267	Table R905.2.8.2 – Valley Lining Material
268	Table R905.3.7 – Clay And Concrete Tile Attachment
269	Table R905.6.5 – Slate Shingle Headlap Table R905.7.4 – Wood Shingle Material Requirements Table R905.7.5 – Wood Shingle Weather Exposure And Roof Slope
270	Table R905.8.5 – Wood Shake Material Requirements Table R905.8.6 – Wood Shake Weather Exposure And Roof Slope
271	Table R905.9.2 – Built-Up Roof Material Standards
272	Table R905.10.3 – Metal Roof Coverings Standards And Installation Table R905.11.2 – Modified Bitumen Roofing Material Standards
273	Section R906 – Roof Insulation Section R907 – Reroofing
275	Chapter 10 – Chimneys And Fireplaces Section R1001 – Masonry Chimneys
276	Table R1001.11(1) – Net Cross-Sectional Area Of Rounded Flue Sizes Table R1001.11(2) – Net Cross-Sectional Area Of Square And Rectangular Flue Sizes
277	Figure R1001.12.2 – Flue Sizes For Masonry Chimneys
278	Figure R1001.15 – Clearance From Combustibles Table R1001.17 – Cricket Dimensions
279	Figure R1001.17 – Chimney Cricket Section R1002 – Factory-Built Chimneys Section R1003 – Masonry Fireplaces
280	Table R1003.1 – Summary Of Requirements For Masonry Fireplaces And Chimneys
281	Figure R1003.1 – Fireplace And Chimney Details
283	Figure R1003.12 – Clearance From Combustibles Section R1004 – Factory-Built Fireplaces Section R1005 – Exterior Air Supply
284	Section R1006 – Masonry Heaters
285	Chapter 11 – Energy Efficiency Section N1101 – General
286	Table N1101.2 – Climate Zones By States And Counties
295	Section N1102 – Building Envelope Table N1102.1 – Simplified Prescriptive Building Envelope Thermal Component Criteria Minimum Required Thermal Performance (U-Factor And R-Value)
296	Table N1102.1.1.1(1) – Mass Wall Prescriptive Building Envelope Requirements Table N1102.1.1.1(2) – Mass Assembly R-Values
297	Table N1102.1.1.2 – Steel-Frame Wall Minimum Performance Requirements (R-Value)
298	Table N1102.4 – Replacement Fenestration Requirements Section N1103 – Mechanical Systems Section N1104 – Service Water Heating
299	Table N1103.1 – Minimum Equipment Performance Table N1103.5 – Minimum HVAC Piping Insulation Thickness Table N1104.1 – Required Performance Of Domestic Hot Water Equipment Subject To Minimum Federal Standards
301	Chapter 12 – Mechanical Administration Section M1201 – General [EB] Section M1202 – Existing Mechanical Systems
303	Chapter 13 – General Mechanical System Requirements Section M1301 – General Section M1302 – Approval Section M1303 – Labeling Of Appliances Section M1304 – Type Of Fuel Section M1305 – Appliance Access
304	Section M1306 – Clearances From Combustible Construction Section M1307 – Appliance Installation
305	Section M1308 – Mechanical Systems Installation
306	Figure M1306.1 – Reduced Clearance Diagram Figure M1306.2 – Wall Protector Clearance Reduction System
307	Table M1306.2 – Reduction Of Clearances With Specified Forms Of Protection a,b,c,d,e,f,g,h,i,i,k
309	Chapter 14 – Heating And Cooling Equipment Section M1401 – General Section M1402 – Central Furnaces Section M1403 – Heat Pump Equipment Section M1404 – Refrigeration Cooling Equipment Section M1405 – Baseboard Connectors Section M1406 – Radiant Heating Systems
310	Section M1407 – Duct Heaters Section M1408 – Vented Floor Furnaces Section M1409 – Vented Wall Furnaces
311	Section M1410 – Vented Room Heaters Section M1411 – Refrigeration Cooling Equipment
312	Section M1412 – Absorption Cooling Equipment Section M1413 – Evaporative Cooling Equipment Section M1414 – Fireplace Stoves Section M1415 – Masonry Heaters
313	Chapter 15 – Exhaust Systems Section M1501 – Clothes Dryers Exhaust Section M1502 – Range Hoods Section M1503 – Installation Of Microwave Ovens
314	Section M1504 – Overhead Exhaust Hoods Section M 1505 – Exhaust Ducts Section M1506 – Mechanical Ventilation Table M1506.3 – Minimum Required Exhaust Rates For One- And Two-Family Dwellings
315	Chapter 16 – Duct Systems Section M1601 – Duct Construction Table M1601.1.1(1) – Classification Of Factory-Made Air Ducts Table M1601.1.1(2) – Gages Of Metal Ducts And Plenums Used For Heating Or Cooling
317	Section M1602 – Return Air
319	Chapter 17 – Combustion Air Section M1701 – General Section M1702 – All Air From Inside The Building Section M1703 – All Air From Outdoors
320	Figure M1702.2 – Appliances Located In Confined Spaces – All Air Taken From Adjacent Spaces Within The Building
321	Figure M1703.2(1) – Appliances Located In Confined Spaces – All Air Taken From Outdoors Through Two Openings
322	Figure M1703.2(2) – Appliances Located In Confined Spaces – All Air Taken From Outdoors Through Horizontal Ducts
323	Figure M1703.2(3) – Appliances Located In Confined Spaces – All Air Taken From Outdoors Through Ventilated Attic, Inlet Duct Within Outlet Duct
324	Figure M1703.2(4) – Appliances Located In Confined Spaces – Inlet Air Taken From Ventilated Crawl Space And Outlet Air To Ventilated Attic
325	Figure M1703.3 – Appliances Located In Confined Spaces – All Air Taken From Outdoors Through Ventilated Attic, Inlet Duct Within Outlet Duct
327	Chapter 18 – Chimneys And Vents Section M1801 – General Section M1802 – Vent Components
328	Section M1803 – Chimney And Vent Connectors Table M1803.2 – Thickness For Single-Wall Metal Pipe Connectors Table M1803.3.4 – Chimney And Vent Connector Clearances To Combustible Materials
329	Section M1804 – Vents Table M1804.1 – Vent Selection Chart Section M1805 – Masonry And Factory-Built Chimneys
331	Chapter 19 – Special Fuel-Burning Equipment Section M1901 – Ranges And Ovens Section M1902 – Sauna Heaters Section M1903 – Stationary Fuel Cell Power Plants
333	Chapter 20 – Boilers And Water Heaters Section M2001 – Boilers Section M2002 – Operating And Safety Controls Section M2003 – Expansion Tanks Section M2004 – Water Heaters Used For Space Heating Section M2005 – Water Heaters
334	Table M2003.2 – Expansion Tank Minimum Capacity For Forced Hot-Water Systems Section M2006 – Pool Heaters
335	Chapter 21 – Hydronic Piping Section M2101 – Hydronic Piping Systems Installation Table M2101.1 – Hydronic Piping Materials
336	Table M2101.9 – Hanger Spacing Intervals Section M2102 – Baseboard Convectors Section M2103 – Floor Heating Systems
337	Section M2104 – Low Temperature Piping Section M2105 – Ground Source Heat Pump System Loop Piping
339	Chapter 22 – Special Piping And Storage Systems Section M2201 – Oil Tanks Section M2202 – Oil Piping, Fitting And Connections Section M2203 – Installation
340	Section M2204 – Oil Pumps And Valves
341	Chapter 23 – Solar Systems Section M2301 – Solar Energy Systems
343	Chapter 24 – Fuel Gas Section G2401(101) – General Section G2402(201) – General Section G2403 (202) – General Definitions
348	Section G2404 (301) – General
349	Section G2405 (302) – Structural Safety Section G2406 (303) – Appliance Location Section G2407 (304) – Combustion, Ventilation And Dilution Air
350	(Equation 24-1) (Equation 24-2) Figure G2407.5.3 (304.5.3) – Appliances Located In Confined Spaces: All Air From Inside The Building (see Section 2407.5.3)
351	Figure G2407.6.1(1) [304.6.1(1)] – Appliances Located In Confined Spaces; All Air From Outdoor-Inlet Air From Ventilated Crawl Space And Outlet Air To Ventilated Attic. See Section G2407.6.1
352	Figure G2407.6.1(2) [304.6.1(2)] – Appliances Located In Confined Spaces; All Air From Outdoors Through Ventilated Attic. See Section G2407.6.1. Figure G2407.6.1(3) [304.6.1(3)] – Appliances Located In Confined Spaces; All Air From Outdoors. See Section G2407.6.1.
353	Figure G2407.6.2 (304.6.2) – Single Combustion Air Opening – All Air From Outdoors (see Section G2407.6.2) Section G2408 (305) – Installation
354	Section G2409 – Clearance Reduction
355	Table G2409.2 (308.2) – Reduction Of Clearances With Specified Forms Of Protection a,b,c,d,e,f,g,h,i,j,k
356	Figure G2409.2(1) [308.2(1)] – Extent Of Protection Necessary To Reduce Clearances From Gas Equipment Or Vent Connectors Figure G2409.2(2) [308.2(2)] – Wall Protector Clearance Reduction system
357	Section G2410 (309) – Electrical Section G2411 (310) – Electrical Bonding Section G2412 (401) – General Section G2413 (402) Pipe Sizing
358	Table G2413.2 (402.2) – Approximate Gas Input For Typical Appliances (Equation 24-3) (Equation 24-4) Table G2413.4 (402.4) – Cr And Y Values For Natural Gas And Undiluted Propane At Standard Conditions
359	Table G2413.4(1) [402.4(2)] – Schedule 40 Metallic Pipe Table G2413.4(2) [402.4(3)] – Schedule 40 Metallic Pipe
360	Table G2413.4(3) [402.4(8)] – Semi-Rigid Copper Tubing
361	Table G2413.4(4) [402.4(11)] – Semi-Rigid Copper Tubing
362	Table G2413.4(5) [402.4(14)] – Corrugated Stainless Steel Tubing (CSST)
363	Table G2413.4(5) [402.4(17)] – Corrugated Stainless Steel Tubing (CSST)
364	Section G2414 (403) – Piping Materials
365	Table G2414.9.2 (403.9.2) – Specifications For Threading Metallic Pipe Section G2415 (404) – Piping System Installation
367	Section G2416 (405) – Piping Bends And Changes In Direction Section G2417 (406) – Inspection, Testing And Purging
368	Section G2418 (407) – Piping Support
369	Section G2419 (408) – Drips And Sloped Piping Section G2420 (409) – Gas Shutoff Valves Section G2421 (410) – Flow Controls
370	Section G2422 (411) – Appliance Connections Section G2423 (412) – CNG Gas-Dispensing Systems Section G2424 (415) – Piping Supporting Intervals Table G2424.1 – Support Of Piping Section G2425 (501) – General
372	Section G2426 (502) – Vents Section G2427 (503) – Venting Of Equipment
373	Table G2427.4 (503.4) – Type Of Venting System To Be Used
374	Figure G2427.5 (503.5) – Typical Termination Location For Chimneys And Single-Wall Metal Pipes
376	Figure G2427.6.5 (503.6.6) – Gas Vent Termination Locations For Listed Caps 12 Inches Or Less In Size At Least 8 Feet From A Vertical Wall
378	Table G2427.7.7 (503.7.7) – Clearance For Connectors
379	Table G2427.10.2.4 (503.10.2.4) – Minimum Thickness For Galvanized Steel Vent Connectors For Low-Heat Appliances
381	Section G2428 (504) – Sizing Of Category I Appliance Venting Systems
382	Table G2428.2(1) [504.2(1)] – Type B Double-Wall Gas Vent
383	Table G2428.2(1) [504.2(1)] – cont.
384	Table G2428.2(2) [504.2(2)] – Type B Double-Wall Gas Vent
385	Table G2428.2(2) [504.2(2)] – cont.
387	Table G2428.3(1) [504.3(1)] – Type B Double-Wall Vent
388	Table G2428.3(2) [504.3(2)] – Type B Double-Wall Vent
389	Table G2428.3(3) [504.3(3)] – Masonry Chimney
390	Table G2428.3(4) [504.3(4)] – Masonry Chimney
391	Table G2428.3.2 (504.3.2) – Maximum Vent Connector Length
392	Section G2429 (505) – Direct-Vent, Integral Vent, Mechanical Vent And Ventilation Exhaust Hood Venting Section G2430 (506) – Factory-Built Chimneys
393	Section G2431 (601) – General Section G2432 (602) – Decorative Appliances For Installation In Fireplaces Section G2433 (603) – Log Lighters Section G2434 (604) – Vented Gas Fireplaces (Decorative Appliances) Section G2435 (605) – Vented Gas Fireplace Heaters Section G2436 (608) – Vented Wall Furnaces Section G2437 (609) – Floor Furnaces
394	Section G2438 (613) – Clothes Dryers Section G2439 (614) – Clothes Dryer Exhaust
395	Section G2440 (615) – Sauna Heaters Section G2441 (617) – Pool And Spa Heaters Section G2442 (618) – Forced-Air Warm-Air Furnaces
396	Section G2443 (619) – Conversion Burners Section G2444 (620) – Unit Heaters Section G2445 (621) – Unvented Room Heaters
397	Section G2446 (622) – Vented Water Heaters Section G2447 (623) – Cooking Appliances Section G2448 (624) – Water Heaters Section G2449 (627) – Air Conditioning Equipment Section G2450 (628) – Illuminating Appliances
398	Section G2451 (630) – Infrared Radiant Heaters Section G2452 (631) – Boilers Section G2453 (634) – Chimney Damper Opening Area Table G2453.1 (634.1) – Free Opening Area Of Chimney Damper For Venting Flue Gases From Unlisted Decorative Appliances For Installation In Vented Fireplaces
399	Chapter 25 – Plumbing Administration Section P2501 – General [EB] Section P2502 – Existing Plumbing Systems Section P2503 – Inspection And Tests
401	Chapter 26 – General Plumbing Requirements Section P2601 – General Section P2602 – Individual Water Supply And Sewage Disposal Section P2603 – Structural And Piping Protection
402	Section P2604 – Trenching And Backfilling Figure P2604.4 – Pipe Location With Respect To Footings Section P2605 – Support Section P2606 – Waterproofing Of Openings Section P2607 – Workmanship Section P2608 – Materials Evaluation And Listing
403	Table P2605.1 – Piping Support
404	Table P2608.4 – Products And Materials Requiring Third-Party Testing And Third-Party Certification
405	Chapter 27 – Plumbing Fixtures Section P2701 – Fixtures, Faucets And Fixture Fittings Table P2701.1 – Plumbing Fixtures, Faucets And Fixture Fittings
406	Section P2702 – Fixture Accessories Section P2703 – Tail Pieces Section P2704 – Access To Connections Section P2705 – Installation Section P2706 – Waste Receptors Section P2707 – Directional Fittings
407	Section P2708 – Showers Section P2709 – Shower Receptors Section P2710 – Shower Walls Section P2711 – Lavatories
408	Section P2712 – Water Closets Section P2713 – Bathtubs Section P2714 – Sinks Section P2715 – Laundry Tubs Section P2716 – Food Waste Grinder Section P2717 – Dishwashing Machines
409	Section P2718 – Clothes Washing Machine Section P2719 – Floor Drains Section P2720 – Whirlpool Bathtubs Section P2721 – Bidet Installations Section P2722 – Fixture Fitting Section P2723 – Macerating Toilet Systems Section P2724 – Specialty Temperature Control Devices And Valves
411	Chapter 28 – Water Heaters Section P2801 – General Section P2802 – Water Heaters Used For Space Heating Section P2803 – Relief Valves
413	Chapter 29 – Water Supply And Distribution Section P2901 – General Section P2902 – Protection Of Potable Water Supply Table P2902.2 – Application For Backflow Preventers
414	Table P2902.2 -cont. Table P2902.2.1 – Minimum Air Gaps
415	Section P2903 – Water-Supply System
416	Table P2903.1 – Required Capacities At Point Of Outlet Discharge Table P2903.2 – Maximum Flow Rates And Consumption For Plumbing Fixtures And Fixture Fittings
417	Table P2903.6 – Water-Supply Fixture-Unit Values For Various Plumbing Fixtures And Fixture Groups
418	Table P2903.6(1) – Conversions From Water Supply Fixture Unit To Gallon Per Minute Flow Rates Table P2903.7 – Minimum Size Of Water Meters, Mains And Distribution Piping Based On Water Supply Fixture Unit Values
419	Table P2903.7 – cont.
420	Table P2903.8.1 – Manifold Sizing Section P2904 – Materials, Joints And Connections
421	Figure P2903.10 – Typical Frost-Proof Hose Bibb Installation Not Requiring Separate Value
422	Table P2904.4.1 – Water Service Pipe Table P2904.5 – Water Distribution Pipe
423	Table P2904.6 – Pipe Fittings
424	Section P2905 – Changes In Direction Section P2906 – Support Section P2907 – Drinking Water Treatment Units
425	Chapter 30 – Sanitary Drainage Section P3001 – General Section P3002 – Materials Section P3003 – Joints And Connections
426	Table P3002.1 – Drain, Waste And Vent Piping And Fitting Materials
427	Table P3002.2 – Building Sewer Piping
428	Section P3004 – Determining Drainage Fixture Units Section P3005 – Drainage Systems Table P3005.1 – Fittings For Change In Direction
429	Table P3004.1 – Drainage Fixture Unit (d.f.u.) Values For Various Plumbing Fixtures
430	Table P3005.2.9 – Cleanouts Table P3005.4.1 – Maximum Fixture Units allowed To Be Connected To Branches And Stacks
431	Table P3005.4.2 – Maximum Number Of Fixture Units Allowed To Be Connected To The Building Drain, Building Drain Branches Or The Building Sewer Section P3006 – Sizing Of Drain Pipe Offsets Section P3007 – Sumps And Ejectors Section P3008 – Backwater Valves
433	Chapter 31 – Vents Section P3101 – Vent Systems Section P3102 – Vent Stacks And Stack Vents Section P3103 – Vent Terminals Section P3104 – Vent Connections And Grades
434	Section P3105 – Fixture Vents Table P3105.1 – Maximum Distance Of Fixture Trap From Vent Figure P3105.3 – Vertical Leg Fixture Drain Schematic
435	Section P3106 – Individual Vent Section P3107 – Common Vent Table P3107 – Common Vent Sizes Section P3108 – Wet Venting Table P3108.3 – Wet Vent Size Section P3109 – Waste Stack Vent
436	Table P3109.4 – Waste Stack Vent size Section P3110 – Circuit Venting Section P3111 – Combination Waste And Vent System Table P3111.3 – Size Of Combination Waste And Vent Pipe Section P3112 – Island Fixture Venting
437	Figure P3108.1(1) – Typical Single-Bath Wet-Vent Arrangements
438	Figure P3108.1(2) – Typical Double-Bath Wet-Vent Arrangements
439	Figure P3108.1(3) – Typical Horizontal Wet Venting
440	Figure P3108.2(1) – Typical Methods Of Wet Venting
441	Figure P3108.2(2) – Single-Stack System For A Two-Story Dwelling
442	Figure P3109.2 – Waste Stack Venting
443	Figure P3110.4 – Circuit Vent With Additional Noncircuit Vented Branches
444	Section P3113 – Vent Pipe Sizing Table P3113.4.1 – Size And Length Of Sump Vents Section P3114 – Air Admittance Valves
445	Chapter 32 – Traps Section P3201 – Fixture Traps Table P3201.7 – Size Of Traps And Trap Arms For Plumbing Fixtures
447	Chapter 33 – General Requirements Section E3301 – General Section E3302 – Building Structure Protection Section E3303 – Inspection And Approval
448	Section E3304 – General Equipment Requirements Section E3305 – Equipment Location And Clearances
449	Figure E3305.1 a,b,c,d,e – Working Space And Clearances
450	Section E3306 – Electrical Conductors And Connections Section E3307 – Conductor And Thermal Identification
453	Chapter 34 – Electrical Definitions Section E3401 – General
457	Chapter 35 – Services Section E3501 – General Services Section E3502 – Service Size And Rating Table E3502.2 – Minimum Service Load Calculation
458	Section E3503 – Service, Feeder And Grounding Electrode Conductor Sizing Table E3503.1 – Service Conductor And Grounding Electrode Conductor Sizing
459	Section E3504 – Overhead Service-Drop And Service Conductor Installation Figure E3504.1 – Clearances From Building Openings
460	Figure E3504.2.1 – Clearances From Roofs
461	Section E 3505 – Service-Entrance Conductors
462	Section E3506 – Service Equipment – General Section E3507 – System Grounding Section E3508 – Grounding Electrode System
463	Section E3509 – Bonding
464	Section E3510 – Grounding Electrode Conductors
465	Section E3511 – Grounding Electrode Conductor Connection To The Grounding Electrodes
467	Chapter 36 – Branch Circuit And Feeder Requirements Section 3601 – General Section 3602 – Branch Circuit Ratings
468	Table E3602.13 – Branch-Circuit Requirements – Summary a,b Section E3603 – Required Branch Circuits
469	Section E3604 – Feeder Requirements Table E3604.3(1) – Feeder Load Calculation
470	Table E3604.3(2) – Demand Loads For Electric Ranges, Wall-Mounted Ovens, Counter-Mounted Cooking Units And Other Cooking appliances Over 1 3/4 kVA Rating a,b Section E3605 – Conductor Sizing And Overcurrent Protection Table E3605.1 – Allowable Ampacities
471	Table E3605.2 – Ambient Temperature Correction Factors Table E3605.3 – Conductor Proximity Adjustment Factors
472	Table E3605.5.3 – Overcurrent Protection Rating Section E3606 – Panelboards
475	Chapter 37 – Wiring Methods Section E3701 – General Requirements Table E3701.2 – Allowable Wiring Methods Section E3702 – Above-Ground Installation Requirements
476	Table E3701.4 – Allowable Applications For Wiring Methods a,b,c,d,e,f,g,h,i
477	Table E3702.1 – General Installation And Support Requirements For Wiring Methods a,c,c,d,e,f,g,h,i Section E3703 – Underground Installation Requirements
478	Table E3703.1 – Minimum Cover Requirements, Burial In Inches a,b,c,d
479	Chapter 38 – Power And Lighting Distribution Section E3801 – Receptacle Outlets Figure E3801.2 – General Use Receptacle Distribution
480	Figure E3801.4 – Countertop Receptacles
481	Section E3802 – Ground-Fault And Arc-Fault Circuit-Interrupter Protection Section E3803 – Lighting Outlets
482	Section E3804 – General Installation Requirements Section E3805 – Boxes, Conduit Bodies And Fittings
483	Table E3804.6(1) – Maximum Number Of Conductors In electrical Metallic Tubing (EMT) a Table E3804.6(1) – Maximum Number Of Conductors In Electrically Metallic Tubing (EMT)a
484	Table E3804.6(2) – Maximum Number Of Conductors In electrically Nonmetallic Tubing (ENT)a
485	Table E3804.6(3) – Maximum Number Of Conductors In Flexible Metallic Conduit (FMC)a
486	Table E3804.6(4) – Maximum Number Of Conductors In Intermediate Metallic Conduit (IMC) a
487	Table E3804.6(5) – Maximum Number Of Conductors In Liquid-Tight Flexible Nonmetallic Conduit (FNMC-B)a
488	Table E3804.6(6) – Maximum Number Of Conductors In Liquid-Tight Flexible Nonmetallic Conduit (FNMC-A) a
489	Table E3804.6(7) – Maximum Number Of Conductors In Liquid-Tight Flexible Metal Conduit (LFMC)a
490	Table E3804.6(8) – Maximum Number Of Conductors In Rigid Metal Conduit (RMC)a
491	Table E3804.6(9) – Maximum Number Of conductors In Rigid PVC Conduit, Schedule 80 (PVC-80)
492	Table E3804.6(10) – Maximum Number Of Conductors In Rigid Conduit Schedule 40 (PVC-40)a
494	Table E3805.12.1 – Maximum Number Of Conductors In Metal Boxes a Table E3805.12.2.1 – Volume Allowance Required Per Conductor
495	Section E3806 – Installation Of Boxes, Conduit Bodies And Fittings
496	Section E3807 – Cabinets And Panelboards
497	Section E3808 – Grounding
498	Table E3808.12 – Equipment Grounding Conductor Sizing
499	Section E3809 – Flexible Cords Table E3809.2 – Maximum Ampere Load And Overcurrent-Protection -Device Rating For Flexible Cords
501	Chapter 39 – Devices And Luminaries Section E3901 – Switches Section E3902 – Receptacles
502	Table E3902.1.2 – Receptacle Ratings For Various Size Multioutlet Circuits Section E3903 – Fixtures
503	Figure E3903.11 – Closet Storage space
504	Section E3904 – Luminaire Installation Section E3905 – Track Lighting
505	Chapter 40 – Appliance Installation Section E4001 – General Table E4001.3 Flexible Cord Length
506	Table E4001.5 – Disconnecting Means
507	Chapter 41 – Swimming Pools Section E4101 – General Section E4102 – Wiring Methods For Pools, Spas, Hot Tubs And Hydromassage Bathtubs
508	Table E4102.1 – Allowable Applications For Wiring Methods a,b,c,d,e,f,g
509	Section E4103 – Equipment Location And Clearances
510	Section E4104 – Bonding
511	Table E4103.5 – Overhead Conductor Clearances Table E4103.6 – Minimum Burial Depths Section E4105 – Grounding
512	Section E4106 – Equipment Installation
514	Section E4107 – Storable Swimming Pools
515	Section E4108 – Spas And Hot Tubs Section E4109 – Hydromassage Bathtubs
517	Chapter 42 – Class 2 Remote-Control, Signaling And Power-Limited Circuits Section E4201 – General Section E4202 – Power Sources Section E4203 – Wiring Methods Table E4203.2 – Cable Uses And Permitted Substitutions
518	Section E4204 – Installation Requirements
519	Chapter 43 – Referenced Standards
537	Appendix A (IFGS) – Size And Capacities Of Gas Piping Table A.2.4 – Multipliers To Be Used With Tables 402.4(1) Through 402.4(21) Where The Specific Gravity Of The Gas Is Other Than 0.60
538	Table A.2.2 – Equivalent Lengths Of Pipe Fittings And Valves
539	Table A.2.2 -continued
542	Table A.5.1 – Schedule 40 Steel Pipe Standard Sizes Table A.5.2 – Copper Tube Standard Sizes
543	Figure A.6 (a) – Capacity Of Natural Gas Piping Low Pressure (0.60 WC)
544	Figure A.6 (b) – Capacity Of Natural Gas Piping, High Pressure (1.5 psi and above)
545	Figure A.7.1 – Piping Plan Showing A Steel Piping System Figure A.7.2 – Piping Plan Showing A CSST System
546	Figure A.7.3 – Piping Plan Showing A Copper Tubing System Figure A.7.4 – Piping Plan Showing A Modification To Existing Piping System
547	Appendix B (IFGS) – Sizing Of Venting Systems Serving Appliances Equipped With Draft Hoods, Category I Appliances, And Appliances Listed For Use With Type B Vents Examples Using Single Appliance Venting Tables Figure B-1 – Type B Double-Wall Vent System Serving A Single Figure B-2 – Type-B Double-Wall System Serving A Single
548	Figure B-3 – Vent System Serving A Single Appliance With A Masonry Chimney Of Type B Double-Wall Vent Connector Figure B-4 – Vent System Serving A Single Appliance Using A Masonry Chimney And A Single-Wall Metal Vent Connector Figure B-5 – Asbestos Cement Type B Or Single-Wall Metal Vent System Serving A Single Draft Hood-Equipped Appliance Figure B-6 – Vent System Serving Two Or More Appliances With Type B Double-Wall Vent And Type B Double-Wall Vent Connector
549	Figure B-7 – Vent System Serving Two Or More Appliances With Type B Double-Wall Vent And Single-Wall Metal Vent Connectors Figure B-8 – Masonry Chimney Serving Two Or More Appliances With Type B Double-Wall Vent Connector Figure B-9 – Masonry Chimney Serving Two Or More Appliances With Single-Wall Metal Vent Connectors Figure B-10 – Asbestos Cement Type B Or Single-Wall Metal Vent System Serving Two Or More Draft Hood-Equipped Appliances
550	Figure B-11 – Use Of Manifold Common Vent Connector Figure B-12 – Use Of Offset Common Vent Figure B-13 – Multistory Gas Vent Design Procedure For Each Segment Of System
551	Figure B-14 – Multistory Vent Systems
552	Figure B-15 – (Example 1) Single Draft Hood-Equipped Appliance Figure B-16 (Example 2) Single Fan-Assisted Appliance
553	Examples Using Common Venting Tables Figure B-17 (Example 3) Common Venting Two Draft Hood-Equipped Appliances
554	Figure B-18 – (Example 4) Common Venting A Draft Hood With A Fan-Assisted Furnace Into a Type B Double-Wall Common Vent
556	Table B-1 – Masonry Chimney Liner Dimensions With Circular Equivalents
557	Appendix C (IFGS) – Exit Terminals Of Mechanical Draft And Direct-Vent Venting Systems Appendix C – Exit Terminals Of Mechanical Draft And Direct-Vent systems
559	Appendix D (IFGS) – Recommended Procedure For Safety Inspection Of An Existing Appliance Installation
561	Appendix E – Manufactured Housing Used As Dwellings Section AE101 – Scope Section AE102 – Application To Existing Manufactured Homes And Building Service Equipment
562	Section AE201 – Definitions Section AE301- Permits Section AE302 – Application For Permit
563	Section AE303 – Permits Issuance
564	Section AE304 – Fees Section AE305 – Inspections
565	Section AE306 – Special Inspections Section AE307 – Utility Service Section AE401 – Occupancy Classification Section AE402 – Location On Property Section AE501 – Design
566	Section AE502 – Foundation Systems Section AE503 – Skirting And Perimeter Enclosures Section AE 504 – Structural Additions
567	Section AE505 – Building Service Equipment Section AE506 – Exits Section AE507 – Occupancy, Fire Safety And Energy Conservation Standards Section AE600 – Special Requirements For Foundation Systems Section AE601 – Footings And Foundations Section AE602 – Pier Construction Section AE603 – Height Of Piers
568	Section AE604 – Anchorage Installations Section AE605 – Ties, Materials And Installation
569	Section AE606 – Referenced Standards
571	Appendix F – Radon Control Methods Section AF101 – Scope Section AF102 – Definitions Section AF103 – Requirements
573	Figure AF101 – EPA Map Of Radon Zones
574	Table AF101(1) -High Radon Potential (Zone 1) Counties
576	Figure AF102 – Radon-Resistant Construction Details For Foundation Types
579	Appendix G – Swimming Pools, Spas And Hot Tubs Section AG101 – General Section AG102 – Definitions Section AG103 – Swimming Pools Section AG104 – Spas And Hot Tubs Section AG105 – Barrier Requirements
580	Section AG106 – Entrapment Protection For Swimming Pool And Spa Suction Outlets
581	Section AG107 – Abbreviations Section AG108 – Standards
583	Appendix H – Patio Covers Section AH101 – General Section AH102 – Definiton Section AH103 – Permitted Uses Section AH104 – Design Loads Section AH105 – Light And Ventilation/Emergency Egress Section AH106 – Footings Section AH107 – Special Provisions For Aluminum Screen Enclosures In Hurricane-Prone Regions
584	Table AH107.4(1) – Design And Pressures For Aluminum Screen Enclosure Framing With An Importance Factor Of 0.77 a,b,c Table AH107.4(2) – Height Adjustment Factors
585	Appendix I – Private Sewage Disposal Section AI101 – General
587	[EB] Appendix J – Existing Buildings And Structures Section AJ101 – Purpose And Intent Section AJ102 – Compliance Section AJ103 – Preliminary Meeting
588	Section AJ104 – Evaluation Of An Existing Building Section AJ105 – Permit Section AJ201 – Definitions Section AJ301 – Repairs
589	Section AJ401 – Renovations Section AJ501 – Alterations
590	Section AJ601 – Reconstruction
591	Appendix K – Sound Transmission Section AK101 – General Section AK102 – Airborne Sound Section AK103 – Structural-Borne Sound Section AK104 – Referenced Standards
593	Appendix L – ICC International Residential Electrical Provisions/National Electrical Code Cross Reference
605	Index
617	Editorial Changes – Second Printing