1.4 Side Face Blowout Failure Mode .................................... 105 Equations single anchor in tension N sb
= 160 α corner c a1
........................... 105
Equations anchor group in tension N sb = 160 c a1
............................... 106
Equations ϕN sb
....................................................... 107 Equations ϕN sbg
..................................................... 108
Equations N sbg
...................................................... 109 Equations α corner
..................................................... 110
Equations α group
..................................................... 111
Variables c a1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112 Variables c a2
....................................................... 114
Variables A brg
....................................................... 116
Variables λ a
........................................................ 117 Variables ƒ ́c ........................................................ 118 Variables s ......................................................... 119 Calculations α corner
................................................... 120
Calculations α group
................................................... 121 Calculations single anchor in tension N sb
................................. 123
Calculations anchor group in tension N sb
................................. 125
Results N sb
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 Results N sbg
........................................................ 129 Results ϕ concrete
...................................................... 130
Results ϕ seismic
...................................................... 131 Results ϕ nonductile
..................................................... 132
Results ϕN sb
....................................................... 133
Results ϕN sbg
....................................................... 133
Results N ua
......................................................... 134 Results N ua , edge
...................................................... 135
1.5 Steel Failure Mode ................................................ 136 Equations N sa
........................................................ 136 Equations ϕN sa
....................................................... 138
Variables A se , N
....................................................... 139 Variables ƒuta ...................................................... 141 Calculations N sa
..................................................... 143
Results N sa
......................................................... 145 Results ϕ steel
....................................................... 147 Results ϕ nonductile
..................................................... 149
Results ϕN sa
....................................................... 150
Results N ua
......................................................... 151
1.6 Sustained Load Failure Mode ...................................... 152 Equations ϕN ba
....................................................... 152
Equations N ba
........................................................ 153
Variables λ a
......................................................... 154 Variables т k , c
....................................................... 155
Variables d a
........................................................ 156
Variables h ef
........................................................ 157 Calculations N ba
..................................................... 158
Results N ba
........................................................ 159 Results ϕ bond
....................................................... 160 Results 0.55 ϕN ba
................................................... 161
Results N ua , s
........................................................ 162
4 NORTH AMERICAN PROFIS ENGINEERING ANCHORING TO CONCRETE DESIGN GUIDE — ACI 318-19 Provisions