COLA RR 26176 Seismic Components Approval Document
Hilti, Inc.
Re: MQS-SP, MQS-SP-L, MQS-SP-T, MQS-IB Bracing, and Seismic Brace System
RR 26176
Page 6 of 9
DESIGN VALUES: Summarizes the design values per FM 1950-16. The strength reduction factor (φ) is 0.7
and the factor of safety (Ω) is 2.0.
Component
Part
Orientation
Brace Orientation
Angle ()
1
R
Hn
LRFD
Value
2
ASD Value
3
(lbf.)
(lbf.)
(lbf.)
Lateral
0 < 30
0
0
0
30 < 45
291
204
146
45 < 60
482
337
241
60 < 90
1074
752
537
MQS SP 2-in.
= 90
2293
1605
1147
(Pipe Clamp)
Longitudinal
0 < 20
0
0
0
20 < 30
977
684
489
30 < 45
1108
776
554
45 < 60
1368
958
684
60 < 90
1766
1236
883
= 90
--
--
--
Lateral
0 < 30
0
0
0
30 < 45
334
234
167
45 < 60
353
247
177
60 < 90
732
512
366
MQS SP 2
1
/
2
-in.
= 90
2151
1506
1076
(Pipe Clamp)
Longitudinal
0 < 20
0
0
0
20 < 30
1148
804
574
30 < 45
788
552
394
45 < 60
1126
788
563
60 < 90
2307
1615
1154
= 90
--
--
--
Lateral
0 < 30
0
0
0
30 < 45
459
321
230
45 < 60
592
414
296
60 < 90
812
568
406
MQS SP 3-in.
= 90
2804
1963
1402
(Pipe Clamp)
Longitudinal
0 < 20
0
0
0
20 < 30
867
607
434
30 < 45
1023
716
512
45 < 60
1199
839
600
60 < 90
1744
1221
872
= 90
--
--
--