Calculate the ratio of the rafters horizontal run to its slope length.
How to read roof framing plan.
These pages will include an index of plan sheets and sometimes their contents.
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.
Transfers the loadof the roof through the raftersto walls below.
Ridge board v s beam.
One of the most important parts of building a sturdy roof is the initial roof framing plan.
Building plans using the floor foundation and or roof framing plans see figure 2.
Roof framing simply describes how a group of rafters and beams are fitted or joined together in order to provide support for the roof covering.
The frame is built up upon a concrete foundation.
Roof and floor framing span tables.
The roof plan shows the rafter direction and spacing but not the rafter length.
These plans contain important details but we will cover those details in a future blog post.
Ridge horizontal ridge length hip valley rafters have a different factor.
Step 1 read the cover sheet.
All framing sections should include enlarged views that detail roof and floor connections as well as lumber and footing sizes.
A ridge board is a horizontal member of the roof frame.
Ridge board ridge beam.
In conclusion if you are in the construction industry knowing how to read construction plans is an absolute must to do your job.
Ceiling roof framing finish schedule paint colors for each wall flooring type and color ceiling height type and color door window schedule and many more.
This page is very similar to the cover of a book.
Supported by lally columns.
An e permit issued to replace damaged wood framing in residential buildings and structures covers the entire repair to the damaged wood framing including all floor wall ceiling and roof coverings.
A base platform is built and the subfloor walls and ceilings are built up from this starting point terminating of course with the roof of the building.
In order to do roof framing properly it is important to understand the unique shape and dimensions of your roof since these will greatly impact the geometry of the roof frame.
Plan contributor names eames charles architect saarinen eero 1910 1961 architect created published.
For information on size and spacing of rafters ceiling joists or floor joists refer to handout.
Add all the common and jack rafter horizontal run lengths them multiply by the factor.
This will contain the project name the architect s name address and contact information the project location and the date.
Ridge beam sits below the rafters.
Generally most modern building framing for homes utilize the platform framing technique.
To contact reference staff in the prints and photographs reading room please use our ask a librarian service or call the reading room between 8 30 and 5 00 at 202 707 6394 and press 3.
Many cover sheets will also include a drawing of the finished product showing you what the house will look like after it is constructed and landscaped 1 x research sourcestep 2 read the plan index.
Parts of a roof.
