Types Of Attic Roof Trusses
Answer an attic truss is a type of roof truss with an open space at its bottom center to accommodate a living space with webbing above and on either side of this living space.
Types of attic roof trusses. The attic truss or room in roof truss provides a simple structural roof and floor as one complete section. Here are just some of the most popular types of truss frameworks. Do you need a crane to set attic trusses. The lumber components are.
Room in attic trusses are professionally designed with state of the art computer programs. Question how do i create an attic truss. The partial scissor truss is similar except that the bottom chord slopes up in one direction and then straight down while the remaining portion is flat. Pratt truss this is one of the most popular steel roof truss types and it is quite economical.
Room size will vary depending on the overall size and slope also referred to as pitch of the trusses. Studio two bearing points truss. The components of a roof truss 1 wall plate bearing 2 tye beam bottom chord 3 rafter top chord 4 webs 5 purlins battens 6 apex 7 cantilever 8 clear span 9 heel 10 joints 11 nail plate 12 overhang. 30 different types of roof trusses illustrated configurations 1.
A variety of the trusses shown above fit into the common or gable truss category including the king. Yes you ll need a crane because a typical attic truss weighs well over 100 pounds. It s safer to use a crane for all. In order to create an attic truss certain conditions must be met in the plan.
Residential room in attic trusses are an inexpensive way to add extra living or storage space to your home or garage while also increasing the value of your property. Parallel chord trusses allow for greater interior clearance in buildings. The offset scissor truss has a bottom chord that is flat for a distance and then is vaulted up and back down. Another very common roof type the hip truss is used to create a hip roof which has slopes on all four sides.
The structure must be wide enough and the roof steep enough to allow space for a loft area with. The longer the truss and the steeper the roof pitch the larger the room. 6 north light roof truss 7 quadrangular roof truss 8 parallel chord roof truss 9 raised heel roof truss 10 scissor roof truss. This particular type of truss offers some interesting features mainly thanks to the fact that the vertical members provide tension while the diagonal ones are bringing in compression.