Image 16 of 16
16. Screw the 2x8 top caps to the top of the stanchions with two 3-in. deck screws at each post. For bulkhead spans longer
than 4 ft., nail a vertical 2x6 stiffener to the backside of the wall planks. It’ll keep the wall planks in line and add strength to the top cap in case someone uses it for a step.