How To Draw Irregular Roof Plan

Make a note concerning the run off that will occur with these slopes and ravines.

How to draw irregular roof plan.

The roof plan is sometimes overlooked on some plans but it is a very important feature to a complete set of plans. Draw in all the various intersections that are a result of the various roof pitches coming together. In this step i have drawn in some dashed lines. The point at which all the rafters are.

A roof plan is a view from the top of the house that shows the geometry in flat view of a roof. Drawing a roof plan isn t a difficult task if you already have a grasp of basic drafting. Objectives define ridge board rafter hip valley sheathing fascia soffit dormer and pitch. Measure a roof pitch or a roofing slope that will identify the angles of the roof in relation to both vertical and horizontal rises from the structure.

I use autocad to do this but you can use any 2d drafting package or even pen or penc. Parts of a roof a ridge board is a horizontal member of the roof frame. To simplify your demo above make the spans simpler with their proportions for example 30 and 20. Zip file containing the dxf file for the lesson.

Framing a roof architectural drawing. To start drawing in the hipped roof draw lines at 45 degree angles from all the points on the roof as shown in blue. Now we can draw in the ridge lines as shown. The 45 degree angle lines represent the hips.

Label and identify the parts of a roof framing plan. Take your time and pause the video as needed. In order to draw the roof plan a drafter should understand types of roof plans various pitches common roof shapes and common roof materials. Even with sketchup and drawing irregular h v roofs it helps to know the proportions of the roofs to construct everything perfect.

In this tutorial i will explain how to draw and draft a hip roof plan.