Originally Posted by RV7ForMe
I didnt quite get it either. They tell you in the plans that they choose to use shorter rivets and they are "adequate" for the use there but they will at least in my experience never pass the rivet checker guage. the ones with the hinge brackets call for -7 and should be an -8 in my opinion.
Traditional/Industry standards are for use when there is no specific call-out from the manufacturer - or the plans in our case.
If Vans says it is OK in this specific location then "violating" the 1.5D/0.5D rule is completely acceptable.