Statutes, codes, and regulations
Indiana Administrative Code
Title 675 - FIRE PREVENTION AND BUILDING SAFETY COMMISSIONArticle 14 - ONE AND TWO FAMILY DWELLING CODE
Rule 675 IAC 14-4.4 - 2020 Indiana Residential Code
Section 675 IAC 14-4.4-5 - Table R301.2(1); climatic and geographical design criteria

675 Ind. Admin. Code 14-4.4-5

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Current through December 12, 2024
Section 675 IAC 14-4.4-5 - Table R301.2(1); climatic and geographical design criteria

Authority: IC 22-13-2-2; IC 22-13-2-2.5; IC 22-13-2-13

Affected: IC 22-12; IC 22-13; IC 22-14; IC 22-15; IC 36-7

Sec. 5.

Delete TABLE R301.2(1) and the corresponding footnotes and substitute to read as follows:

TABLE R301.2(1)
CLIMATIC AND GEOGRAPHIC DESIGN CRITERIA
No. County Wind Speeda (MPH) Seismic Design Categoryb Ground Snow (PSF) Found-ationc Winter Design Temp (°F) Decay Termite Weatheringd Ice Shield Underlayment Required Air Freezing Index Mean Annual Temp (°F)
01 Adams 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 50.9°
02 Allen 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.9°
03 Bartholomew 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.1°
04 Benton 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.1°
05 Blackford 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.4°
06 Boone 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.3°
07 Brown 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.1°
08 Carroll 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 51.7°
09 Cass 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 50.3°
10 Clark 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.7°
11 Clay 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.1°
12 Clinton 115 A 20 30 2° Slight to Moderate Severe No [LESS THAN EQUAL TO] 1500 50.7°
Moderate to Heavy
13 Crawford 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.7°
14 Daviess 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 56.1°
15 Dearborn 115 A 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.5°
16 Decatur 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.4°
17 DeKalb 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 50.0°
18 Delaware 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.8°
19 Dubois 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.9°
20 Elkhart 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 50.5°
21 Fayette 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.5°
22 Floyd 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.7°
23 Fountain 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No 2000 51.2°
24 Franklin 115 A 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.8°
25 Fulton 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.3°
26 Gibson 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 55.2°
27 Grant 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.3°
28 Greene 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.9°
29 Hamilton 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.5°
30 Hancock 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.6°
31 Harrison 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.7°
32 Hendricks 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.3°
33 Henry 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 49.9°
34 Howard 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No 2000 49.6°
35 Huntington 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 50.4°
36 Jackson 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.5°
37 Jasper 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.6°
38 Jay 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 49.7°
39 Jefferson 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.7°
40 Jennings 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.3°
41 Johnson 115 B 20 30 2° Slight to Moderate Severe No [LESS THAN EQUAL TO] 1500 52.0°
Moderate to Heavy
42 Knox 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.4°
43 Kosciusko 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.0°
44 LaGrange 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 47.9°
45 Lake 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.0°
46 LaPorte 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.7°
47 Lawrence 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.6°
48 Madison 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.8°
49 Marion 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.8°
50 Marshall 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 50.0°
51 Martin 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.2°
52 Miami 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.4°
53 Monroe 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.1°
54 Montgomery 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.1°
55 Morgan 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.5°
56 Newton 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 50.2°
57 Noble 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 49.0°
58 Ohio 115 A 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.0°
59 Orange 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.0°
60 Owen 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.1°
61 Parke 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.9°
62 Perry 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 55.8°
63 Pike 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.8°
64 Porter 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.6°
65 Posey 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 55.4°
66 Pulaski 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.7°
67 Putnam 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.6°
68 Randolph 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 49.9°
69 Ripley 115 A 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.5°
70 Rush 115 A 20 30 2° Slight to Moderate Severe No [LESS THAN EQUAL TO] 1500 51.2°
Moderate to Heavy
71 St. Joseph 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 49.1°
72 Scott 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.9°
73 Shelby 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.6°
74 Spencer 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 56.2°
75 Starke 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.7°
76 Steuben 115 A 30 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 47.3°
77 Sullivan 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 52.7°
78 Switzerland 115 A 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 55.7°
79 Tippecanoe 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No 2000 50.9°
80 Tipton 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No 2000 49.2°
81 Union 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 51.5°
82 Vanderburgh 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 57.0°
83 Vermillion 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 50.8°
84 Vigo 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 53.1°
85 Wabash 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 49.0°
86 Warren 115 B 20 30 2° Slight to Moderate Moderate to Heavy Severe No 2000 51.0°
87 Warrick 115 C 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 56.2°
88 Washington 115 B 20 24 9° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 54.5°
89 Wayne 115 A 20 30 2° Slight to Moderate Moderate to Heavy Severe No [LESS THAN EQUAL TO] 1500 49.9°
90 Wells 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 49.9°
91 White 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes 2000 50.3°
92 Whitley 115 A 20 36 1° Slight to Moderate Moderate to Heavy Severe Yes [LESS THAN EQUAL TO] 1500 48.8°
a. Wind exposure shall be determined on a site-specific basis in accordance with SECTION R301.2.1.4.
b. Seismic design category shall be assigned according to this TABLE or SECTION R301.2.2.1.1.
c. Foundation is the minimum depth, in inches, from the finish grade to the bottom of the footing.
d. The grade of masonry units shall be determined from ASTM C34, C55, C62, C73, C90, C129, C145, C216, or C652.

675 IAC 14-4.4-5

Fire Prevention and Building Safety Commission; 675 IAC 14-4.4-5; field 11/26/2019, 11:43 a.m.: 20191225-IR-675190330FRA