Scottish Roof Construction Details

Guidance and one method to meet some of the requirements of the functional standards set out in regulation 9 of the building scotland regulations.

Scottish roof construction details.

Wall ground floor junction. Government accredited details developed by bre for local government search. Local government and communities directorate part of. Building planning and design.

Characteristics and tests isbn 1 903570 60 3 published by. The top edge of the pans are folded out to the height of the standing or batten seam then bent down 3 4. Construction details for typical mansard roofs are shown in figure 6. Each rafter has a small triangular section referred to as birdsmouth joints cut out of them to allow them to fit neatly over the wall plate.

Top of mansard roof coping cover this detail shows a condition where the top of the mansard meets a coping cover. A detailed visual overview of the range of roofing materials and techniques that are to be found in scotland. This research report ties the geological properties of slate to its usability as a roofing material. Typically a scottish practice the roofing underlay is laid directly over a series of sarking boards fixed to the roof rafters with the roof slates nailed directly to the sarking boards.

These include features such as diminishing courses random lengths and widths of slate single nailing and laying onto sarking board rather than battens figure 1. Roof slating tiling. The top of the rafter is cut at an angle and nailed to the ridge board typically 175mmx32mm 7x21 2 inch mounted vertically. Accredited construction details scotland 2007 directorate.

2 10 ground bearing floor slab. A sealed roof system is achievable using a vapour permeable underlay such as monarperm 700 if a minimum 2mm gap can be guaranteed between the sarking boards which should be a minimum of 150mm wide. Robustdetails is the alternative to pre completion sound testing in new attached dwellings under the authority of statutory instruments 2004 1465 1466.