ridgeboard

Also called: ridge board

HB50

horizontal board on edge, at the apex of a roof, against which the heads of rafters meet and are fixed

The ridgeboard runs the whole length of a gable roof, and between hip rafters in a hipped roof.

See Figure A.19; Figure A.20

Figure A.19: Framing members — gable roof construction

Figure A.20: Framing members — hip and valley roof construction