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

Anchorage for seismic bracing technical supplement
15
April 2020
Maximum allowable pipe horizontal load, F
pw
(lb)
Hilti KCS-WF in 5,000 psi normal weight cracked concrete with Grade A36 threaded rod (or stronger)
Nominal
anchor
internal 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 1.63 5-3/4 5 6 192 389 547 351 314 299 232 175 248 303
Nominal
anchor
internal 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 1.11 4 3-1/2 6 155 290 312 258 180 230 198 129 183 224
1/2 1.63 5-3/4 5 6 273 509 547 454 315 404 350 227 321 393
5/8 1.90 6-1/2 5-3/4 6 357 687 743 608 428 538 451 304 430 527
3/4 1.83 6 5-1/ 2 6 337 650 703 575 405 509 426 287 406 498
Nominal
anchor
internal 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 1.11 4 3-1/2 6 130 268 305 208 183 199 155 104 147 180
1/2 1.63 5-3/4 5 6 230 470 535 365 321 351 275 183 258 317
5/8 1.90 6-1/2 5-3/4 6 299 632 725 484 436 463 347 242 342 419
3/4 1.83 6 5-1/ 2 6 283 597 686 457 412 438 328 229 323 396
Nominal
anchor
internal 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 1.63 5-3/4 5 6 208 316 424 261 316 347 224 339 457
Nominal
anchor
internal 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 1.63 5-3/4 5 6 189 332 519 274 293 269 277 427 590
5/8 1.90 6-1/2 5-3/4 6 241 438 702 369 384 338 373 569 779
3/4 1.83 6 5-1/ 2 6 227 414 664 349 363 320 353 538 736
5,000 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