PROFIS Design Guide - AC 318-19 July 2022 | Page 36

1.0 TENSION

1.1 Bond Failure Mode

Calculations ψ _{ec2 , Na}

( continued )

Calculations ACI 318-19 Chapter 17 Provision Comments for PROFIS Engineering

ψ _{ec2 , Na}

Below is an illustration showing how PROFIS Engineering accounts for eccentricity with respect to the y direction when calculating bond strength in tension . ψ _{ec2 , Na}

=

1

1 + ^{1 . 67 ”} = 0.864 10.65 ”

Reference the Variables section of the PROFIS Engineering report for more information on :

e _{c2 , N}

: parameter for tension eccentricity with respect to the y direction .

Reference the Variables section of the PROFIS Engineering report for more information on :

e _{c1 , N}

: parameter for tension eccentricity with respect to the x direction .

Reference the Equations section of the PROFIS Engineering report for more information on :

ψ _{ec2 , Na}

: modification factor for tension eccentricity with respect to the y direction .

36 NORTH AMERICAN PROFIS ENGINEERING ANCHORING TO CONCRETE DESIGN GUIDE — ACI 318-19 Provisions