FACTORED UNIFORM LOAD TABLES
Fy = 50 ksi
4 - 103
BEAMS Channels Maximum factored uniform loads in kips for beams laterally supported
C,MC 12
For beams laterally unsupported, see page 4-139 Designation Wt./ft
C 12 50
45
40
251 219 175 146 125
183 152 127 109
541 421 337 281 240
461 388 310 259 222
382 355 284 237 203
126 112 101 92 84 78
110 97 88 80 73 67
95 85 76 69 64 59
210 187 168 153 140 129
194 172 155 141 129 119
14 15 16 17 18 19
72 67 63 59 56 53
63 58 55 52 49 46
54 51 48 45 42 40
120 112 105 99 94 89
20 21 22 23 24 25
50 48 46 44 42 40
44 42 40 38 37 35
38 36 35 33 32 30
26 27 28 29 30
39 37 36 35 34
34 32 31 30 29
29 28 27 26 25
Zx in.3 φbWc kip-ft φvVn kips φR1 kips φR2 kips/in. φr R3 kips φr R4 kips/in. φr R5 kips φr R6 kips/in. φR (N = 31⁄4) kips
33.6 1010 165 71.7 25.5 93.0 23.9 73.9 31.8 155
29.2 876 125 54.4 19.4 61.5 10.4 53.1 13.9 98.3
Span (ft)
25
2 3 4 5 6 7
330 252 202 168 144
8 9 10 11 12 13
MC 12 20.7
Fy = 50 ksi
30
MC 12 35
31
10.6
303 257 214 183
240 236 197 168
123 116 87 70 58 50
177 158 142 129 118 109
161 143 128 117 107 99
147 131 118 107 98 91
44 39 35 32 29 27
111 103 97 91 86 82
101 95 89 83 79 75
92 86 80 76 71 68
84 79 74 69 66 62
25 23 22 20 19 18
84 80 77 73 70 67
78 74 71 67 65 62
71 68 65 62 59 57
64 61 58 56 54 51
59 56 54 51 49 47
17 17 16 15 15 14
65 62 60 58 56
60 57 55 53 52
55 53 51 49 47
49 48 46 44 43
45 44 42 41 39
13 13 12 12 12
47.3 1420 191 96.8 29.5 137 26.5 116 35.3 193
42.8 1280 151 76.6 23.4 96.3 13.1 85.8 17.5 143
39.3 1180 120 60.7 18.5 67.9 6.52 62.7 8.70 91.0
11.6 348 61.6 16.3 9.50 16.6 2.00 15.0 2.67 23.7
Properties and Reaction Values 25.4 762 91.4 39.7 14.1 38.2 4.04 35.0 5.38 52.5
56.1 1680 271 137 41.8 230 75.0 170 100.0 273
51.7 1550 231 117 35.6 181 46.5 144 62.0 233
Load above heavy line is limited by design shear strength. Values of R in bold face exceed maximum design web shear φvVn.
AMERICAN INSTITUTE OF STEEL CONSTRUCTION