1. Anchor
Channel Systems
2. HAC
Portfolio
3. HAC
Applications
4. Design
Introduction
5. Base material
6. Loading
Table 2.3.4.1 — S hear steel strength design information for HAC CRFoS U with Hilti Channel Bolts (HBC-C and HBC-C-N)
Criteria
V sl,y,seis
HAC-50 F
CRFoS U HAC-60 F
CRFoS U HAC-70 F
CRFoS U
lb
(kN) 10,675
(47.4) 16,205
(72.0) 21,550
(95.8)
lb
(kN) 10,675
(47.4) 16,205
(72.0) 21,550
(95.8)
0.75
lb
(kN) 12,050
(53.6) 17,378
(77.3) 24,414
(108.6)
V sa,y,seis lb
(kN) 12,050
(53.6) 17,378
(77.3) 24,414
(108.6)
ϕ -
Strength reduction factor anchor failure 1
0.75
12,050
(53.6) 17,378
(77.3) 24,414
(108.6)
Nominal shear steel strength of connection between anchor and
channel for seismic design V sc,y,seis lb
(kN) 12,050
(53.6) 17,378
(77.3) 24,414
(108.6)
10.50
(7.50)
k cp - 2
ϕ - Condition A: 0.75
Condition B: 0.70
1 T
he tabulated value of ϕ applies when both the load combinations of Section 1605.2 of the IBC, ACI 318-14 Section 5.3 or ACI 318-11 Section 9.2 are used and the requirements of ACI
318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition B are met. Condition B applies where supplementary reinforcement is not provided. For installations where complying
supplementary reinforcement can be verified, the f factors described in ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition A are allowed.
Table 2.3.4.3 — S
teel strength design information for shear acting in longitudinal direction of the channel axis for
HAC CRFoS U with Hilti Locking Channel Bolts (HBC-C-N)
Criteria
Symbol
V sl,x
4,519
(20.1) 6,430
(28.6) 8,565
(38.1)
V sc,x,seis lb
(kN) 4,519
(20.1) 6,430
(28.6) 8,565
(38.1)
V sl,x,seis
M12 2 lb
(kN) 1,920
(8.5)
M16 lb
(kN) 4,420
(19.7)
M20 lb
(kN) 5,425
(24.1)
M12 2 lb
(kN) 1,920
(8.5)
M16 lb
(kN) 4,420
(19.7)
M20 lb
(kN) 5,425
(24.1)
- 0.55
HAC-50 F HAC-60 F
CRFoS U CRFoS U
HAC-70 F
CRFoS U
4,519
(20.1) 6,902
(30.7) 8,565
(38.1)
V sa,x,seis lb
(kN) 4,519
(20.1) 6,902
(30.7) 8,565
(38.1)
M12
ϕ
Strength reduction factor anchor failure 1
M16
V sa,x lb
(kN)
Nominal shear steel strength of a single anchor for seismic design
Units
0.75
Strength reduction factor for failure of connection between
channel lips and channel bolts 1 (periodic inspection)
Nominal shear steel strength of a single anchor
Channel
bolt type
HBC-C-N
M20
ϕ
-
0.75
M12
ϕ
M16
0.55
1 T
he tabulated value of ϕ applies when both the load combinations of Section 1605.2 of the IBC, ACI 318-14 Section 5.3 or ACI 318-11 Section 9.2 are used and the requirements of
ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition B are met. Condition B applies where supplementary reinforcement is not provided. For installations where complying
supplementary reinforcement can be verified, the ϕ factors described in ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition A are allowed
Strength reduction factor for failure of connection between
channel lips and channel bolts 1 (continuous inspection)
-
0.65
M20
1 The tabulated value of ϕ applies when the load combinations of Section 1605.2 of the IBC, ACI 318-14 Section 5.3 or ACI 318-11 Section 9.2 are used.
2 In case of continuous inspection the value for V sl,x for the size M12 can be taken for all channel sizes HAC-40 F through HAC-70 F as V sl,x = 2,021 lb (9.0 kN).
Cast-In Anchor Channel Product Guide, Edition 1 • 02/2019
93
92
lb
(kN)
-
lb 1/2 /in 1/3
(N 1/2 /mm 1/3 )
Nominal shear steel strength of connection between channel
lips and channel bolts for seismic design
V sc,x
ϕ
α ch,V
HAC-70 F
CRFoS U
Strength reduction factor for failure of connection between
anchor and channel 1
0.75
HAC-60 F
CRFoS U
Nominal shear steel strength of connection between anchor and
channel for seismic design
Strength reduction factor for shear, concrete failure modes
1
HAC-50 F
CRFoS U
Nominal shear steel strength of connection between anchor and
channel
Coefficient for pryout strength
Units lb
(kN)
-
Factor to account for the influence of channel size and anchor
diameter on concrete edge breakout strength in shear
Symbol V sc,y
ϕ
Criteria
Nominal shear steel strength of connection between
channel lips and channel bolts
Nominal shear steel strength of connection between anchor and
channel
Strength reduction factor for failure of connection between
anchor and channel 1
Table 2.3.4.2 — S
hear concrete strength design information for HAC CRFoS U with Hilti Channel Bolts
(HBC-C and HBC-C-N)
V sa,y
14. Design
Example
13. Field Fixes
Nominal shear steel strength of a single anchor for seismic design
-
12. Instructions
for Use
Nominal shear steel strength of a single anchor
ϕ
11. Best
Practices
Strength reduction factor for local failure of channel lips 1
10. Design
Software
Nominal shear steel strength for local failure of the channel lips
for seismic design
V sl,y
Units
9. Special Anchor
Channel Design
Nominal shear steel strength for local failure of channel lips
Symbol
8. Reinforcing
Bar Anchorage
2.3.4 H
AC CRFoS U STRUCTURAL STEEL PERFORMANCE — SHEAR
7. Anchor Channel
Design Code