Continuing on from part 3.
Roof styles central beam.
The gambrel only uses two roof beams along with gusset joints.
Gambrel roofs are also a great idea for outdoor sheds and storage buildings.
Their shape can provide more storage without taking up more space.
Gable roof with eaves exposed decorated rafters and soffits and stepped incrementally ascending apexes.
The image below shows a cross section of our simple 12 x 13 house from the joist span tables section of this tutorial.
Flat roof types are an easy to construct and affordable roofing option that consists of a roof almost flatly leveled in contrast to the variety of sloped and peaked roof styles available.
Most types of materials such as asphalt shingles and metal roofing can be used in a dutch gable roof and in fact using variations in colors or types actually adds a nice contrast.
In a nutshell it s made up of a central vertical post called the king post two rafters meeting at the apex and a tie beam or the horizontal base.
Rafter not pictured a supporting beam usually wooden that attaches to the peak of a roof and descends to an outer wall.
Rafters are the traditional method for supporting a roof.
Floor beam span tables of residential structural design we will now look at roof rafter and beam design.
Variations on the hip roof style include the pyramid roof the pavilion roof the half hipped or jerkinhead roof and even the mansard roof.
While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.
Here we have a wood framed gable roof.
Since the construction is quite simple with fewer materials needed this helps to keep the cost of a roof down.
In the u s hipped roofs are often found on french inspired houses like french creole and french provincial.
Let s consider a basic gable wood roof framing design.
Jerkinhead the jerkinhead design typically features mostly gable with a little bit of hipped influx mixed in.
Mansard roof on a county jail.
Gable roofs that are clipped into a short hipped design.
A helm roof on the two towers.
The king post roof truss is the simplest of the trusses because of its simple composition.
Truss a network of pre made usually double sloped beams connected or bridged by a bottom beam or brace.
A roof beam is generally a length of wood steel or aluminum that holds up a roof meant to keep rain snow and other elements out of the house.
Collegiate gothic style roof of the sage hall at cornell central campus.