Without roof buildings would be exposed to all kinds of elements rendering them completely useless.
Roof truss construction term.
A truss is a very useful structures as far as weight of building is considered.
They serve a critical function and design depends on various factors.
A roof truss is considered the most important key component in engineering system in a building.
Truss designing buildings wiki share your construction industry knowledge.
Here are some of the benefits of installing a roof truss.
But before discussing roof framing we will first review some basic terms and definitions used in roof construction.
Trusses are most commonly used in bridges roofs and towers.
Roof framing in this chapter we will introduce you to the fundamentals of roof design and construction.
Nominal dimension an approximate dimension usually used to describe the size of an item such as a 2x4 which should actually measure 1 1 2 x 3 1 2.
We will then discuss the framing square and learn how it s used to solve some basic construction problems.
Of wood used in trusses usually ranges between 1 200 000 and 2 400 000.
It uses lower chords that slope inward instead of being horizontal.
Also commonly used in cathedral ceilings for its construction convenience the scissor roof truss reduces the need for a bearing beam.