In post and beam timber work, some notching is done to assure structural integrity of the frame, and the timbers must be held together with hardware. This differs from the mortise and tenon wood joinery of traditional timber framing.
This photo shows the subtle and attractive result of using GRK Fasteners to attach a brace in a post and beam carport. The screws are self-tapping, and the washer is incorporated into the head of fastener, both of which are time saving features when assembling the frame on site.
