Residential roof plan. To accurately measure a roof plan one of first things to verify is the scale the plan is drawn with. A roof framing plan shows the size and direction of the construction 425 figure 201. In the type of residential structural design below we have used concrete walls.
If you have auto rebuild roofs enabled in the build roof dialog then your plan will update automatically otherwise select build roof build roof to display the build roof dialog then click ok to rebuild the roof. After measuring thousands of roof plans over a period of 20 years ranging from apartments tract houses custom homes here are some good tips. Gable a frame shed gambrel hip and mansard roofs are just a sampling of roof styles that are commonly used in residential roof designs.
Any typical mall warehouse apartment building or school usually features a flat roof. Roof framing plans roof framing plans are usually required for complicated residential roof shapes and for most commercial projects. There are openings in the concrete for doorways and windows but these openings have been calculated so that the walls will be strong enough to support the floor above and the roof.
Prefabricated roof trusses are the term that is commonly used by architects and engineers to specify wood trusses on construction plans. A roof plan is typically drawn on the same sheet as the exte rior elevations. Flat roofs are a familiar sight throughout north america.
In general residential roof truss design or building roof trusses are in most cases truss manufacturers responsibility. While appearance isnt a concern ensuring that water quickly rolls off the slight slope is critical. The flat unseen roof of this contemporary style home calls for heavy duty materials.
In our next example the house is supported by columns and beams. If you live in a cold climate make sure you also pick a roofing material that can bear a significant snow load.