Inspection Photos – Shear-Wall Sheathing November 27, 2017 by Richard These are the inspection photos for our shear-wall sheathing. 1/2″ OSB Nail schedule 6″ O.C. on the edge, 12″ O.C. in the field 8d 2-1/2″ ring-shank nails Proper gap maintained with Simpson 20-Gauge Plywood Sheathing Clip