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ICC IWUIC Commentary 2021 1stptg

$46.58

International Wildland-Urban Interface Code and Commentary

Published By Publication Date Number of Pages
ICC 2021 139
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A practical tool that helps you to master the code you deal with every day! This comprehensive publication provides a convenient reference for regulations in the 2021International Wildland-Urban Interface Code® (IWUIC®).

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PDF Pages PDF Title
1 2021 IWUIC® CODE AND COMMENTARY
2 2021 IWUIC® CODE AND COMMENTARY TITLE PAGE
3 COPYRIGHT
4 PREFACE
6 TABLE OF CONTENTS
8 CHAPTER 1: SCOPE AND ADMINISTRATION
GENERAL COMMENTS
9 COMMENTARY FIGURE 1(1) FIRE SAFETY CONCEPTS TREE
11 COMMENTARY FIGURE 1(2) MARKMAN’S SIX RULES
12 COMMENTARY FIGURE 1(3) PLANNED APPROACH TO SOLVING PROBLEMS
PURPOSE
13 PART 1—GENERAL PROVISIONS
SECTION 101 SCOPE AND GENERAL REQUIREMENTS
14 SECTION 102 APPLICABILITY
16 PART 2—ADMINISTRATION AND ENFORCEMENT
SECTION 103 CODE COMPLIANCE AGENCY
SECTION 104 AUTHORITY OF THE CODE OFFICIAL
18 SECTION 105 COMPLIANCE ALTERNATIVES
SECTION 106 PERMITS
21 SECTION 107 CONSTRUCTION DOCUMENTS
23 SECTION 108 TEMPORARY STRUCTURES AND USES
SECTION 109 FEES
24 SECTION 110 INSPECTION AND ENFORCEMENT
29 SECTION 111 CERTIFICATE OF COMPLETION
30 SECTION 112 SERVICE UTILITIES
SECTION 113 MEANS OF APPEALS
31 SECTION 114 STOP WORK ORDER
32 BIBLIOGRAPHY
34 CHAPTER 2: DEFINITIONS
GENERAL COMMENTS
PURPOSE
SECTION 201 GENERAL
SECTION 202 DEFINITIONS
36 COMMENTARY FIGURE 202(1) DEFENSIBLE SPACE AROUND A STRUCTURE
COMMENTARY FIGURE 202(2) DRIVEWAY SERVING MULTIPLE DWELLINGS
37 COMMENTARY FIGURE 202(3) FIRE FLOW CALCULATION AREA
38 COMMENTARY FIGURE 202(4) FUEL BREAK
40 COMMENTARY FIGURE 202(5) DWELLING CONSTRUCTED WITH LOG MEMBERS
42 COMMENTARY FIGURE 202(6) DETERMINATION OF SLOPE
COMMENTARY FIGURE 202(7) WILDLAND AREA
43 COMMENTARY FIGURE 202(8) STRUCTURE LOCATED IN THE WILDLAND-URBAN INTERFACE AREA
BIBLIOGRAPHY
44 CHAPTER 3: WILDLAND-URBAN INTERFACE AREAS
GENERAL COMMENTS
PURPOSE
SECTION 301 GENERAL
SECTION 302 WILDLAND-URBAN INTERFACE AREA DESIGNATIONS
45 COMMENTARY FIGURE 301.1 MAP IDENTIFYING THE BOUNDARY OF THE WILDLAND-URBAN INTERFACE AREA
46 CHAPTER 4: WILDLAND-URBAN INTERFACE AREA REQUIREMENTS
GENERAL COMMENTS
PURPOSE
SECTION 401 GENERAL
SECTION 402 APPLICABILITY
47 COMMENTARY FIGURE 402.2.2 PORTION OF TABLE 503.1
SECTION 403 ACCESS
48 COMMENTARY FIGURE 403.2 ACCESS TO WITHIN 150 FEET OF ALL PORTIONS OF THE EXTERIOR WALL
COMMENTARY FIGURE 403.2.2 TURNAROUND AT THE END OF A DRIVEWAY
49 COMMENTARY FIGURE 403.2.4(1) INSIDE TURNING RADIUS OF 30 FEET
COMMENTARY FIGURE 403.2.4(2) NO TURNAROUND REQUIRED
COMMENTARY FIGURE 403.2.5 TURNOUT ALONG DRIVEWAY
50 COMMENTARY FIGURE 403.6.2 MULTIPLE ADDRESS SIGNS
51 SECTION 404 WATER SUPPLY
52 COMMENTARY FIGURE 404.2 WILDFIRE INCIDENTS DURING WINTER MONTHS
COMMENTARY FIGURE 404.3.2 PUMPER ACCESS POINT
53 COMMENTARY FIGURE 404.4 FIRE HYDRANT PROTECTED FROM VEHICULAR IMPACT
COMMENTARY FIGURE 404.8 DRAFT CONNECTION TO WATER IN A POND
54 SECTION 405 FIRE PROTECTION PLAN
55 BIBLIOGRAPHY
56 CHAPTER 5: SPECIAL BUILDING CONSTRUCTION REGULATIONS
GENERAL COMMENTS
PURPOSE
SECTION 501 GENERAL
57 SECTION 502 FIRE HAZARD SEVERITY
TABLE 502.1 FIRE HAZARD SEVERITY
COMMENTARY FIGURE 502.1 FIRE HAZARD SEVERITY EXAMPLE
COMMENTARY FIGURE 502.2 FIRE HAZARD SEVERITY REDUCTION EXAMPLE
58 SECTION 503 IGNITION-RESISTANT CONSTRUCTION AND MATERIAL
TABLE 503.1 IGNITION-RESISTANT CONSTRUCTIONa
59 COMMENTARY FIGURE 503.1 IGNITION-RESISTANT CONSTRUCITON EXAMPLE
60 SECTION 504 CLASS 1 IGNITION-RESISTANT CONSTRUCTION
COMMENTARY FIGURE 504.2(1) CLASS A WOOD SHAKE ROOF COVERING
COMMENTARY FIGURE 504.2(2) FIRESTOP PROVIDED AT THE EAVE
61 COMMENTARY FIGURE 504.3 ENCLOSED EAVES AND NONCOMBUSTIBLE RAIN GUTTERS
COMMENTARY FIGURE 504.2.1 PROTECTION OF THE ROOF VALLEY
62 COMMENTARY FIGURE 504.5(1) NONCOMBUSTIBLE MATERIALON THE EXTERIOR WALL
COMMENTARY FIGURE 504.5(2) EXTERIOR WALL COVERED INIGNITION-RESISTANT CEDAR SHINGLES
63 COMMETARY FIGURE 504.7 DECK AND SUPPORTING STRUCTURE OF FIRERETARDANT-TREATED WOOD
COMMENTARY FIGURE 504.7.1 PROTECTION UNDER DECK ON A SLOPE
64 COMMENTARY FIGURE 504.10(1) ATTIC AND UNDER-FLOOR VENTS
COMMENTARY FIGURE 504.10(2) VENT AFTER PASSING THE ASTM E2886 FIRE TEST
COMMENTARY FIGURE 504.10(3) DEBRIS CAPTURED BY THE VENT DURING THEASTM E2886 FIRE TEST
65 COMMENTARY FIGURE 504.10.1 FIRE TEST FOR SOFFIT VENT UNDER ASTM E2886
COMMENTARY FIGURE 504.11 ACCESSORY STRUCTURE
66 SECTION 505 CLASS 2 IGNITION-RESISTANT CONSTRUCTION
69 SECTION 506 CLASS 3 IGNITION-RESISTANT CONSTRUCTION
70 SECTION 507 REPLACEMENT OR REPAIR OF ROOF COVERINGS
72 CHAPTER 6: FIRE PROTECTION REQUIREMENTS
GENERAL COMMENTS
PURPOSE
SECTION 601 GENERAL
SECTION 602 AUTOMATIC SPRINKLER SYSTEMS
SECTION 603 DEFENSIBLE SPACE
73 COMMENTARY FIGURE 602.1 FIRE SPRINKLER DESIGN STANDARDS
TABLE 603.2 REQUIRED DEFENSIBLE SPACE
74 COMMENTARY FIGURE 603.2 FUEL MODIFICATION ON DOWNSLOPE SIDE OF STRUCTURE
FIGURE 603.2 MEASUREMENTS OF FUEL MODIFICATION DISTANCE
COMMENTARY FIGURE 603.2.2 10-FOOT SEPARATION BETWEEN TREE CROWNS AND STRUCTURES
75 COMMENTARY FIGURE 603.2.3 PINE STRAW ALONG THE EXTERIOR WALL OF THIS BUILDING
SECTION 604 MAINTENANCE OF DEFENSIBLE SPACE
76 COMMENTARY FIGURE 604.4.1 TREES MUST BE TRIMMED AND MAINTAINED
SECTION 605 SPARK ARRESTORS
COMMENTARY FIGURE 605.2 SPARK ARRESTER
77 SECTION 606 LIQUEFIED PETROLEUM GAS INSTALLATIONS
COMMENTARY FIGURE 606.1 LP-GAS TANK IN DEFENSIBLE SPACE
COMMENTARY FIGURE 606.2 LP-GAS TANK WITHIN THE DEFENSIBLE SPACE
SECTION 607 STORAGE OF FIREWOOD AND COMBUSTIBLE MATERIALS
78 COMMENTARY FIGURE 607.1 FIREWOOD STORAGE
BIBLIOGRAPHY
80 CHAPTER 7: REFERENCED STANDARDS
GENERAL COMMENTS
PURPOSE
ASTM
81 ICC
UL
82 APPENDIX A: GENERAL REQUIREMENTS
GENERAL COMMENTS
PURPOSE
SECTION A101 GENERAL
SECTION A102 VEGETATION CONTROL
83 COMMENTARY FIGURE A102.2 VEGETATION CLEARANCE ALONGSIDE A ROADWAY
84 TABLE A102.3.2.1 MINIMUM CLEARANCES BETWEEN VEGETATION AND ELECTRICAL LINES AT TIME OF TRIMMING
TABLE A102.3.2.2 MINIMUM CLEARANCES BETWEEN VEGETATION AND ELECTRICAL LINES TO BE MAINTAINED
SECTION A103 ACCESS RESTRICTIONS
85 COMMENTARY Figure A103.2.1 FIRE HAZARD DANGER SIGN
86 COMMENTARY FIGURE A103.5.1 VEHICULAR ACCESS IS RESTRICTED
SECTION A104 IGNITION SOURCE CONTROL
COMMENTARY FIGURE A104.3 SEPARATION OF IGNITION SOURCES
88 SECTION A105 CONTROL OF STORAGE
89 COMMENTARY FIGURE A105.4.1 STORAGE OF COMBUSTIBLE MATERIALS
SECTION A106 DUMPING
SECTION A107 PROTECTION OF PUMPS AND WATER STORAGE FACILITIES
90 SECTION A108 LAND USE LIMITATIONS
SECTION A109 REFERENCED STANDARDS
TABLE A109.1 REFERENCED STANDARDS
92 APPENDIX B: VEGETATION MANAGEMENT PLAN
GENERAL COMMENTS
PURPOSE
SECTION B101 GENERAL
93 BIBLIOGRAPHY
94 APPENDIX C: FIRE HAZARD SEVERITY FORM
GENERAL COMMENTS
PURPOSE
SECTION C101 FIRE HAZARD SEVERITY FORM
TABLE C101.1 FIRE HAZARD SEVERITY FORM
TABLE C101.1—continued FIRE HAZARD SEVERITY FORM
95 TABLE C101.1—continued FIRE HAZARD SEVERITY FORM
COMMENTARY FIGURE C101.1 EXAMPLES FOR ITEM G—UTILITIES
BIBLIOGRAPHY
96 APPENDIX D: FIRE DANGER RATING SYSTEM
GENERAL COMMENTS
COMMENTARY FIGURE D(1) NATIONAL FIRE DANGER RATING SYSTEM Photo courtesy of Getty Images
PURPOSE
SECTION D101 FUEL MODELS
97 TABLE D101.1 FUEL MODEL KEY
98 TABLE D101.1 FUEL MODEL KEY—continued
99 COMMENTARY FIGURE D101.1.1 TYPICAL FUEL MODEL A
COMMENTARY FIGURE D101.1.2 TYPICAL FUEL MODEL B
COMMENTARY FIGURE D101.1.3 TYPICAL FUEL MODEL C
COMMENTARY FIGURE D101.1.4 TYPICAL FUEL MODEL D
100 COMMENTARY FIGURE D101.1.5 TYPICAL FUEL MODEL E
COMMENTARY FIGURE D101.1.6 TYPICAL FUEL MODEL F
COMMENTARY FIGURE D101.1.7 TYPICAL FUEL MODEL G
101 COMMENTARY FIGURE D101.1.8 TYPICAL FUEL MODEL H
COMMENTARY FIGURE D101.1.9 TYPICAL FUEL MODEL I
COMMENTARY FIGURE D101.1.10 TYPICAL FUEL MODEL J (DEPENDING ON DENSITY)
COMMENTARY FIGURE D101.1.11 TYPICAL FUEL MODEL K (DEPENDING ON DENSITY)
102 COMMENTARY FIGURE D101.1.12 TYPICAL FUEL MODEL L (DEPENDING ON DENSITY)
COMMENTARY FIGURE D101.1.13 TYPICAL FUEL MODEL N
COMMENTARY FIGURE D101.1.14 TYPICAL FUEL MODEL O
COMMENTARY FIGURE D101.1.15 TYPICAL FUEL MODEL P
103 COMMENTARY FIGURE D101.1.16 TYPICAL FUEL MODEL Q
COMMENTARY FIGURE D101.1.17 TYPICAL FUEL MODEL R
COMMENTARY FIGURE D101.1.18 TYPICAL FUEL MODEL S
COMMENTARY FIGURE D101.1.20 TYPICAL FUEL MODEL T
104 COMMENTARY FIGURE D101.1.20TYPICAL FUEL MODEL U
BIBLIOGRAPHY
106 APPENDIX E: FINDINGS OF FACT
GENERAL COMMENTS
PURPOSE
SECTION E101 GENERAL
107 SECTION E102 DEFINITIONS
SECTION E103 CLIMATIC CONSIDERATIONS
SECTION E104 TOPOGRAPHIC CONSIDERATIONS
SECTION E105 GEOGRAPHIC CONSIDERATIONS
SECTION E106 REPORTING THE FINDINGS
110 APPENDIX F: CHARACTERISTICS OF FIRE-RESISTIVE VEGETATION
GENERAL COMMENTS
PURPOSE
SECTION F101 GENERAL
BIBLIOGRAPHY
112 APPENDIX G: SELF-DEFENSE MECHANISM
GENERAL COMMENTS
PURPOSE
SECTION G101 GENERAL
113 COMMENTARY FIGURE G101.2 STEEL FRAMING AND IGNITION-RESISTANT EXTERIOR WALL
114 COMMENTARY FIGURE G101.3.1 SPRINKLERS ON THE EXTERIOR OF A BUILDING
COMMENTARY FIGURE G101.3.2 WATER SUPPLY FOR FIRE FIGHTING
115 COMMENTARY FIGURE G101.3.3 STRUCTURE SPRAYED WITH CLASS A FOAM
116 COMMENTARY FIGURE G101.3.6 BUILDING WITH DEFENSIBLE SPACE
118 APPENDIX H: INTERNATIONAL WILDLAND-URBAN INTERFACE CODE FLOWCHART
GENERAL COMMENTS
PURPOSE
SECTION H101 GENERAL
119 FIGURE H101.1(1) DETERMINATION OF REQUIREMENTS
120 FIGURE H101.1(2) EXTREME HAZARD
121 FIGURE H101.1(3) HIGH HAZARD
122 FIGURE H101.1(4) MODERATE HAZARD
123 COMMENTARY FIGURE H101.1(1) THIS SHOWS THE JUMP TO THE OTHER FIGURES
124 COMMENTARY FIGURE H101.1(2) JUMP BACK TO INITIAL DECISION TREE
125 COMMENTARY FIGURE H101.1(3) JUMP BACK TO COMMENTARY FIGURE H101.1(1)
126 COMMENTARY FIGURE H101.1(4) CONTINUE FROM POINT B
128 APPENDIX I: BOARD OF APPEALS
GENERAL COMMENTS
PURPOSE
SECTION I101 GENERAL
132 INDEX
136 VALUABLE GUIDES TO CHANGES IN THE 2021 I-CODES®
137 TELEWORK WITH ICC DIGITAL CODES PREMIUM
138 ICC LEARNING CENTER
139 PROCTORED REMOTE ONLINE TESTING OPTION (PRONTO™)
ICC IWUIC Commentary 2021 1stptg
$46.58