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www.SSMA.com 59Complies With 2009, 2012 and 2015 IBC <br />Web Crippling Loads <br />1 Bearing length to web height ratio, N/h exceeds limit of 2. <br />2 Bearing length to thickness ratio, N/t exceeds limit of 210. <br />See Table Notes and figures on page 58. <br />Allowable Web Crippling Loads (lbs) - Single Members (S-Sections) <br />Section Design Thickness (in) <br />Mil Thickness (mil) <br />Fy (ksi) <br />Condition 1 Fasten to Support Condition 2 Fasten to Support Condition 3 Fasten to Support Condition 4 Fasten to Support <br />Bearing Length (in)Bearing Length (in)Bearing Length (in)Bearing Length (in) <br />1 3.5 6 1 3.5 6 1 3.5 6 1 3.5 6 <br />162 0.0188 18 33 55 89 1 112 1, 2 87 125 1 151 1, 2 45 64 1 76 1, 2 122 161 1 186 1, 2 <br />162 0.0283 27 33 122 194 1 242 1, 2 218 304 1 361 1, 2 111 151 1 178 1, 2 290 371 1 425 1, 2 <br />162 0.0312 30 33 148 233 1 290 1 269 373 1 442 1 137 185 1 217 1 356 452 1 516 1 <br />162 0.0346 33 33 180 282 1 350 1 336 462 1 545 1 170 229 1 267 1 441 557 1 634 1 <br />162 0.0451 43 33 298 459 1 566 1 589 793 1 929 1 297 390 1 452 1 764 946 1 1067 1 <br />162 0.0566 54 50 677 1027 1 1260 1 1370 1812 1 2105 1 714 922 1 1061 1 1823 2222 1 2487 1 <br />162 0.0713 68 50 1019 1522 1 1856 1 2100 2729 1 3147 1 1136 1443 1 1646 1 2880 3458 1 3842 1 <br />250 0.0188 18 33 52 84 106 12 85 122 147 12 37 51 61 12 109 145 168 1, 2 <br />250 0.0283 27 33 117 186 231 12 213 298 354 12 96 130 153 12 268 343 393 1, 2 <br />250 0.0312 30 33 141 223 277 1 264 365 433 1 119 161 189 1 330 420 479 1 <br />250 0.0346 33 33 173 271 336 1 330 453 535 1 150 201 235 1 411 519 591 1 <br />250 0.0451 43 33 287 443 547 1 580 780 913 1 267 351 407 1 720 892 1006 1 <br />250 0.0566 54 50 656 996 1222 1 1350 1785 2075 1 652 842 968 1 1730 2109 2361 1 <br />250 0.0713 68 50 990 1480 1805 1 2073 2693 3106 1 1049 1333 1521 1 2750 3302 3669 1 <br />250 0.1017 97 50 1872 2726 3293 1 4025 5095 5805 1 2167 2683 3026 1 5597 6575 7225 1 <br />350 0.0188 18 33 49 80 100 2 83 119 143 2 28 40 48 2 98 130 150 2 <br />350 0.0283 27 33 112 177 221 2 209 292 347 2 81 111 130 2 247 316 362 2 <br />350 0.0312 30 33 135 214 266 259 359 425 103 139 163 306 389 4453500.0346 33 33 166 260 323 324 445 526 131 175 205 384 484 5513500.0451 43 33 278 428 528 571 768 900 240 315 365 680 842 9493500.0566 54 50 637 967 1186 1331 1761 2046 594 768 883 1645 2005 2245 <br />350 0.0713 68 50 965 1441 1758 2047 2660 3068 970 1232 1406 2631 3159 35103500.1017 97 50 1831 2666 3220 1 3983 5041 5745 1 2035 2520 2842 1 5397 6339 6965 1 <br />362 0.0188 18 33 49 79 99 2 82 119 143 2 27 39 46 2 97 128 149 2 <br />362 0.0283 27 33 111 177 220 2 209 291 346 2 80 108 127 2 245 313 359 2 <br />362 0.0312 30 33 135 213 265 258 358 424 101 136 160 304 386 4413620.0346 33 33 165 259 322 323 444 525 129 173 202 381 480 5473620.0451 43 33 277 427 526 570 767 898 236 311 360 675 836 9433620.0566 54 50 634 963 1182 1329 1758 2043 588 760 874 1635 1994 22323620.0713 68 50 962 1437 1752 2044 2657 3064 961 1221 1393 2618 3143 34923620.1017 97 50 1827 2659 3212 3978 5035 5738 2020 2501 2821 5374 6313 6936 <br />400 0.0283 27 33 109 174 217 2 207 289 344 2 75 102 120 2 238 305 349 2 <br />400 0.0312 30 33 133 210 261 257 356 421 95 129 151 296 376 429 <br />400 0.0346 33 33 163 256 317 322 442 522 122 164 192 372 469 534 <br />400 0.0451 43 33 274 422 520 567 763 893 227 299 346 662 819 924 <br />400 0.0566 54 50 628 954 1170 1323 1750 2034 569 735 846 1607 1960 2194 <br />400 0.0713 68 50 953 1424 1737 2036 2646 3051 936 1188 1356 2579 3096 34404000.1017 97 50 1814 2640 3189 3965 5018 5718 1978 2448 2761 5309 6236 6852 <br />550 0.0283 27 33 103 164 205 2 202 282 336 2 58 79 93 2 214 274 314 2 <br />550 0.0312 30 33 126 199 248 251 348 412 76 103 120 268 341 3895500.0346 33 33 155 243 302 315 432 511 100 134 157 339 428 4875500.0451 43 33 262 405 499 556 749 877 195 256 297 614 760 8585500.0566 54 50 606 920 1128 1302 1722 2001 502 649 746 1508 1838 2058 <br />550 0.0713 68 50 923 1380 1683 2007 2608 3007 844 1071 1223 2441 2931 32565500.1017 97 50 1766 2571 3106 3917 4957 5648 1826 2261 2550 5078 5965 6555 <br />600 0.0312 30 33 124 196 243 249 345 409 70 95 111 260 330 3776000.0346 33 33 153 240 297 313 430 507 93 125 146 329 416 473 <br />600 0.0451 43 33 259 400 493 553 745 872 185 243 282 600 743 8386000.0566 54 50 599 909 1116 1295 1713 1991 482 623 716 1478 1802 20176000.0713 68 50 914 1366 1666 1998 2596 2994 816 1036 1183 2399 2881 32016000.1017 97 50 1752 2551 3081 3902 4939 5628 1781 2205 2487 5010 5885 64666000.1242 118 50 2528 3625 4354 5698 7108 8046 2734 3339 3741 7555 8772 9581 <br />800 0.0451 43 33 247 381 470 542 730 854 150 197 228 548 678 7658000.0566 54 50 575 872 1070 1272 1682 1955 409 529 608 1370 1670 1869 <br />800 0.0713 68 50 882 1318 1607 1966 2555 2946 716 910 1038 2250 2701 3001 <br />800 0.1017 97 50 1702 2477 2992 3850 4873 5553 1618 2003 2259 4761 5593 61458000.1242 118 50 2462 3531 4241 5629 7023 7949 2518 3075 3445 7223 8387 9160 <br />1000 0.0566 54 50 553 840 1031 1251 1655 1923 346 447 514 1275 1554 174010000.0713 68 50 854 1275 1555 1938 2518 2904 629 799 912 2119 2544 282610000.1017 97 50 1657 2412 2914 3805 4815 5487 1476 1827 2060 4545 5338 586610000.1242 118 50 2405 3449 4143 5569 6948 7864 2330 2845 3187 6934 8051 8794 <br />1200 0.0713 68 50 828 1237 1509 1913 2485 2866 551 699 798 2001 2402 266912000.1017 97 50 1618 2355 2844 3764 4764 5428 1348 1668 1882 4350 5109 561412000.1242 118 50 2354 3375 4054 5515 6881 7788 2161 2638 2956 6675 7750 8465 <br />1400 0.0713 68 50 805 1202 1466 1889 2455 2831 479 608 694 1892 2272 252514000.1017 97 50 1581 2301 2780 3726 4716 5374 1230 1523 1718 4171 4900 538414000.1242 118 50 2307 3308 3973 5466 6819 7719 2006 2449 2744 6437 7474 8164 <br />1600 0.1017 97 50 1547 2252 2721 3692 4673 5324 1121 1388 1566 4005 4705 517016000.1242 118 50 2263 3245 3898 5420 6762 7654 1862 2274 2548 6217 7219 7884