2.3 Steel Failure Mode ............................................... 242 Equations V cp
........................................................ 242 Equations V cpg
....................................................... 243 Equations ϕV cp
...................................................... 245 Equations ϕV cpg
..................................................... 245
Equations A Nc
...................................................... 246
Equations A Na0
...................................................... 247
Equations c Na
....................................................... 248 Equations ψ ec , Na
...................................................... 249
Equations ψ ed , Na = 0.7 + 0.3 .............................................. 250
Equations ψ cp , Na = MAX ................................................. 251
Equations N b
........................................................ 252
Variables k cp
......................................................... 254 Variables т k , c , uncr
...................................................... 255
Variables т k , c
........................................................ 257
Variables d a
......................................................... 258
Variables h ef
......................................................... 259 Variables c a , min
....................................................... 260
Variables e c1 , N
........................................................ 261
Variables e c2 , N
........................................................ 262
Variables c ac
......................................................... 263
Variables λ a
......................................................... 264 Variables α N , seis
....................................................... 265 Calculations c Na
...................................................... 266
Calculations A Na
...................................................... 268 Calculations A Na0
..................................................... 269 Calculations ψ ed , Na
.................................................... 271
Calculations ψ ec1 , Na
.................................................... 273
Calculations ψ ec2 , Na
.................................................... 274
Calculations ψ cp , Na
.................................................... 275
Calculations N ba
...................................................... 276
Results V cp
.......................................................... 277 Results V cpg
......................................................... 278 Results ϕ concrete
....................................................... 279
Results ϕ seismic
....................................................... 280 Results ϕ nonductile
...................................................... 281
Results ϕV cp
......................................................... 282 Results ϕV cpg
........................................................ 282
Results V ua
.......................................................... 283
2.4 Stand-off Failure Mode ............................................ 284 Equations headed stud V sa
= A se , V ƒ uta
....................................... 284
Equations headed bolt V sa = 0.6A se , V ƒ uta
..................................... 285
Equations post-Installed anchor V sa = ESR value ............................... 286
Equations HIT-HY 200 adhesive V sa = ( 0.6A se , V ƒ uta
) .............................. 287
Equations HIT-Z / R threaded rods V sa = α V , seis
( 0.6A se , V ƒ uta
) ......................... 288
Equations ϕ steel ≥ V ua
................................................... 289
Variables A se , V
........................................................ 290
Variables ƒ uta
........................................................ 291 Variables α V , seis
....................................................... 292 Variables ( 0.6 A se , V ƒ uta
) ................................................. 293 Calculations headed stud V sa
............................................. 294
Calculations headed bolt V sa = 0.6A se , V ƒ uta
.................................... 295
Calculations post-Installed anchor V sa
...................................... 296
Results headed stud V sa
................................................ 297
Results headed bolt V sa = 0.6A se , V ƒ uta
....................................... 298
Results post-Installed anchor V sa
.......................................... 299
Results ф steel
......................................................... 300
Results ϕ eb
.......................................................... 302 Results ϕ nonductile
...................................................... 303
Results ϕV sa
......................................................... 304 Results фV sa , eq
....................................................... 305
Results V ua
.......................................................... 306
6 NORTH AMERICAN PROFIS ENGINEERING ANCHORING TO CONCRETE DESIGN GUIDE — ACI 318-19 Provisions