Reading A Roof Plan

How to measure residential roof plans.

Reading a roof plan.

Open the app and select measure your roof select sketch my roof retrieve your blueprint image by tapping load then selecting the source of the file i e your email dropbox etc. In this tutorial i will explain how to draw and draft a hip roof plan. Select the blueprint you wish to measure. In this drawing a 1 8 scale ruler is being used.

Read the roof framing plan. Materials such as the roofing material vents and their location and the type of underlayment are also typically specified on the roof plan as seen in figure 20 3. A scale of 1 8 1 0 or 1. 6 read the finish schedule.

Read the plan cover sheet. The next thing to determine is the roof pitch see how to determine roof pitch the easiest and most accurate method to measuring a roof plan is to square everything off. This contains important project information like the project name architect contact information project information and the date. The first thing to check is what scale the roof is drawn in.

Roof plans are typically drawn at a scale smaller than the scale used for the floor plan. In conclusion if you are in the construction industry knowing how to read construction plans is an absolute must to do your job. In this mini series we re going to cover construction blueprints from start to finish. Showing you guys everything you need to know along the way.

To accurately measure a roof plan one of first things to verify is the scale the plan is drawn with. There are often reference points that are used between professionals and sets of drawings. You will have to obtain additional plans or proceed with the scale given and make a note such as scale not verified. If you only have a roof plan and no elevation or foundation plans then you will have no way to verify the scale.

The roof below is drawn in 1 8 scale this means that if using a regular tape measure that 1 inch would equal 8 feet. These pages will indicate the layout for joists rafters trusses bar joists or other roof framing members as well as decking and roofing details. A roofing project for example will have symbols for items located on a roof such as hvac units or skylights while an electrical plan will have symbols for outlets and conduits.