Product Technical Guide Supplement for Seismic Bracing per NFPA 13 April 2020

10
April 2020
Maximum allowable pipe horizontal load, F
pw
(lb)
Carbon steel Hilti KWIK Bolt TZ in 6,000 psi normal weight cracked concrete
Nominal
anchor dia.
Effective
embed.
Min. edge
distance
Min.
spacing
distance
Min.
concrete
thickness
Hilti MQS-SP-L-1/2" and MQS-SP-T-1/2"
A B C D E F G H I
30°-44° 45°-59° 60 °-74° 75°-90° 30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90°
Pr Pr Pr Pr Pr Pr Pr Pr Pr Pr
in in in in in 4.100 1.580 0.870 1.850 1.520 2.320 3.440 3.710 2.620 2.140
1/2
2 4 6 6 190 412 598 368 344 311 227 184 260 318
3-1/4 6-1/2 9-3/4 6 373 731 1003 663 577 570 464 331 468 573
Nominal
anchor dia.
Effective
embed.
Min. edge
distance
Min.
spacing
distance
Min.
concrete
thickness
Tolco™ Figure 909 seismic brace
A B C D E F G H I
30°-44° 45°-59° 60 °-74° 75°-90° 30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90°
Pr Pr Pr Pr Pr Pr Pr Pr Pr Pr
in in in in in 2.626 1.002 0.870 1.230 1.513 1.487 2.226 2.460 1.74 0 1.420
3/8
1-1/2 8 8 6 155 302 327 266 188 235 193 133 188 231
2 3-1/2 6 6 233 407 434 369 250 333 305 184 261 319
2-3/4 3-1/ 2 8-1/4 6 289 468 493 431 284 395 389 215 304 373
1/2
2 4 6 6 282 552 598 486 345 429 351 243 344 421
3-1/4 6-1/2 9-3/4 6 523 938 1003 844 578 758 678 422 597 731
5/8
3-1/ 8 8-1/2 9-3/8 6 547 1064 1152 939 664 830 685 470 664 814
4 8-1/4 12 6 723 1298 1388 116 8 800 1049 938 584 826 1011
3/4
3-1/4 12-1/4 9-3/4 6 616 1298 1424 1127 820 980 727 563 796 976
3-3/4 12 11-1/4 6 74 3 1492 1625 1307 936 1147 901 653 924 1132
4-3/4 10 14-1/4 8 981 1831 1970 1633 1135 1455 1257 816 1154 1414
Nominal
anchor dia.
Effective
embed.
Min. edge
distance
Min.
spacing
distance
Min.
concrete
thickness
Tolco™ Figure 910/980 seismic brace
A B C D E F G H I
30°-44° 45°-59° 60 °-74° 75°-90° 30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90°
Pr Pr Pr Pr Pr Pr Pr Pr Pr Pr
in in in in in 3.275 1.156 0.910 1.739 1.461 1.850 2.895 3.478 2.459 2.008
3/8
1-1/2 8 8 6 129 277 319 211 192 202 148 105 149 183
2 3-1/2 6 6 199 380 425 304 254 293 248 152 215 263
2-3/4 3-1/ 2 8-1/4 6 251 442 485 365 288 354 321 183 258 317
1/2
2 4 6 6 236 506 583 385 351 368 270 192 272 333
3-1/4 6-1/2 9-3/4 6 444 873 983 689 587 663 548 345 488 597
5/8
3-1/ 8 8-1/2 9-3/8 6 458 976 1124 745 677 713 527 372 527 645
4 8-1/4 12 6 614 1207 1359 954 812 917 758 477 674 826
3/4
3-1/4 12-1/4 9-3/4 6 494 1177 1384 870 839 828 559 435 615 753
3-3/4 12 11-1/4 6 612 1362 1582 1024 955 978 692 512 724 887
4-3/4 10 14-1/4 8 827 1692 1926 1314 115 5 1261 987 657 929 1138
Nominal
anchor dia.
Effective
embed.
Min. edge
distance
Min.
spacing
distance
Min.
concrete
thickness
Afcon™ AF075/AF076/AF077 seismic brace
A B C D E F G H I
30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90°
Pr Pr Pr Pr Pr Pr Pr Pr Pr
in in in in in 3.724 2.150 1.375 2.150 2.150 2.250 2.750 1.945 1.588
1/2
2 4 6 6 210 329 452 279 329 347 237 355 471
3-1/4 6-1/2 9-3/4 6 402 601 793 485 601 672 421 642 875
Nominal
anchor dia.
Effective
embed.
Min. edge
distance
Min.
spacing
distance
Min.
concrete
thickness
Afcon™ AF771 seismic brace
A B C D E F G H I
30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90° 30°-44° 45°-59° 60°-90°
Pr Pr Pr Pr Pr Pr Pr Pr Pr
in in in in in 4.170 2.000 0.964 1.966 2.385 2.964 1.929 1.364 1.113
1/2
2 4 6 6 187 347 564 295 304 263 299 455 618
3-1/4 6-1/2 9-3/4 6 368 630 956 509 559 537 514 797 1118
5/8
3-1/ 8 8-1/2 9-3/8 6 366 673 1088 570 590 514 577 879 1198
4 8-1/4 12 6 509 872 1323 704 774 744 711 110 3 1547
3/4
3-1/4 12-1/4 9-3/4 6 388 779 1332 688 674 546 698 1045 1389
3-3/4 12 11-1/4 6 538 871 1211 796 803 676 805 1218 1641
4-3/4 10 14-1/4 8 746 1135 1527 987 1053 964 998 1535 2123
6,000 psi
NWC
T
allow
T
allow
V
allow
Min. spacing
1.5 x Min.
edge distance
Min. conc.
thickness
Min. conc.
thickness
Min. edge
distance