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roof trussclick to hear

Assembly of members composed of a triangular substructure to form the frame of a sloped roof; it supports the roof.
roof truss strut ridge beam side post king post principal rafter

strut click to hear

Diagonal member supporting the principal rafter, joining it to the junction of the king post and the ridge beam.

ridge beam click to hear

Level member at the base of a truss upon which the side posts and the king post rest; these in turn support the principal rafters.

side post click to hear

Small vertical member supporting the principal rafter.

king post click to hear

Vertical member supporting the tie beam and joining the principal rafters to the ridge beam.

principal rafter click to hear

Diagonal member of a roof truss; it functions as a rafter.