Design guide for considering concrete breakout in shear using ACI 318 anchoring-to-concrete provisions October 2025 | Page 144

PROFIS ENGINEERING
Table
41. Resultant Tension / Shear Loads and Individual Tension / Shear Loads
Anchor
Tension Load( lb / anchor)
Sustained Tension Load
( lb / anchor)
Shear Load( lb / anchor)
Shear Load x-direction( lb / anchor)
Shear Load y-direction( lb / anchor) 1 1127 N / A 900-746-503 2 1014 N / A 897-747-496 3 1086 N / A 906-753-504 4 973 N / A 903-754-497 Tension eccentricity: e c1, N( wrt x direction) = 0.20 in e c2, N( wrt y direction) = 0.10 in Shear eccentricity: e cV( wrt x direction) = 0.171 in e cV( wrt y direction) = 0.139 in
Resultant Tension Load( N ua) = 4200 lb( acts on anchor group) 1127 = highest loaded anchor in tension( acts on anchor 1)
Resultant Shear Load( V ua) = 3606 lb( acts on anchor group) 906 = highest loaded anchor in shear( acts on anchor 3)
Table 42. Nominal Steel Strength in Tension( N sa) N sa = ESR value ESR-4266 Table 4
N sa = 17,535 lb / anchor
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