Bridge shear pin / shear key grout strength required before post-tensioning

[caml17]

Is full strength required? Is there a typical % strength? (With source please)

thanks,

 

[caml17]

shear pin is sika 212 HP
shear keys are sika 212

thanks,

 

[hokie66]

You might have to give a better explanation in order to get sensible comments. Maybe a sketch of the shear keys and what the Sika products are used for.