Roof Construction Crossword Puzzle

QUESTIONS LIST: double roof : roof which has a supporting member, called a 'purlin', fixed halfway up the common rafter, single roof : roof which has no supporting member fixed to the common rafters, bellcast : a component fitted at a shallower angle to the rest of the roof, to avoid gutters being overloaded with rainwater, verge : edge of the overhang of the roof when talking specifically about gable ends, gable end : triangular section at the end of a building that has a pitched roof, fascia : vertical face of the boxing in at the bottom of the roof where guttering is fixed, pitch : the angle of the roof, measured in degrees, rise : height of the roof, soffit : underside of the boxing in at the bottom of the roof, eaves : lowest overhanging section of a pitched roof, where rainwater runs off into guttering, hip rafter : component of the roof which changes its direction by forming an external angle, span : distance of the roof from wallplate to wallplate