How to build a sloping roof: design features, manufacturing of a truss system, roofing work

how to build a sloping roofIn modern suburban construction, an attic device becomes not so much a luxury item as a need for owners of cottage housing to expand the usable area of ​​\u200b\u200bthe house. For those who seriously set out to build an attic in their cottage, it is necessary first of all to think about how to build a sloping roof, because it is such a design solution that can maximize the area of ​​​​the attic space.

Among other things, broken standard roof has a rather stylish and fashionable appearance by today's standards and can become a real decoration of the house, giving it an old or, conversely, modern look.

Not the least important in this design is the roofing material. In addition to external attractiveness, it must be durable, reliable and, according to experts, fairly light.

This will reduce the load on both the rafter structure pitched roof at home (which will positively affect its durability), and on the foundation of the house, on which there is already sufficient pressure from the walls of the structure.

Design features of a sloping roof

The most popular structures of this type are used in the construction of wooden log cabins.

According to external signs, a broken roof is divided into 2 components:

  • upper - flat part;
  • the bottom is the steeper part.
building a sloping roof
Roof structure scheme

Thanks to this structure, the volume of the attic increases significantly, which, of course, will make living in it more comfortable.

If we are building a sloping roof on our own, then we need to remember that the sloping roof truss consists of several rafters.

On the sides of the rectangle, which makes up the interior space of the attic room, there are layered ones, and on top - a hanging rafter.

Production of a sloping roof truss system

How to build a sloping roof:

  • The elements of the truss structure of such an option as a sloping roof with their own hands must be made of dry softwood lumber. Mauerlat is made from timber 100 * 150 or 150 * 150mm, floor beams - from timber or boards 150 * 50mm, double or single, depending on the distance between adjacent truss structures and on the width of the span.
  • Useful attic space is allocated with racks that are installed on floor beams.
  • Racks of various roof trusses are interconnected by means of runs made of double or single boards.
  • Hanging rafters are placed on top. Their rafter legs form gentle upper slopes, and the puffs of the hanging rafters, among other things, are also the roof beams of the attic room.

Advice! Before you make a sloping roof with your own hands, stock up on long bars of coniferous wood.

  • To give the necessary rigidity, the places where the rafter legs are combined are connected to puffs with pasterns. If necessary, for the purpose of additional reinforcement, struts can be installed.
  • The connection points of the rafter legs with puffs are connected to the Mauerlat using the rafter legs of the side layered rafters.
  • In the design of the first and last roof trusses, using boards with a section of 50 * 150mm or a beam of 100 * 150mm, an additional frame for gables is formed, in which door and window openings are provided for attached balconies, additional descent into the yard and other things.
Read also:  Pitched roof: one-, two- and four-pitched, hipped, mansard, conical, vaulted and domed structures, thermal insulation features

Roofing work on a sloping roof

how to make a sloping roof
Country houses with sloping roofs have a much larger attic space

Upon completion of the installation of the truss system, they are accepted for roofing work.

As an example, let's consider a roof covering using metal tiles, which is one of the most used roofing materials.

So, how to build a broken roof correctly:

  • First, strips along the slopes with a 15 cm overlap of the strips lying above, waterproofing is laid on the strips located below, and the sag between the rafters should be about 2 cm.
  • Glue the joints with sealing tape.
  • The lower strip of waterproofing is led into the gutter.
  • In the region of the ridge, an open gap is left along its entire length for ventilation.
  • Ventilation holes are also left when filing overhangs in such a way that air can circulate freely between the roofing and waterproofing.
  • The strips are initially fixed with a stapler, after which the bars (slats) of the counter-lattice 5 cm wide and 3-5 cm high are stuffed over the rafter legs along the entire length, fixing the waterproofing film in this way additionally.
  • The main crate is stuffed over the counter-lattice. It is performed, as a rule, from boards 25-32 mm thick and 100 mm high, or from bars 50 * 50 mm.
  • First of all, the initial crate is stuffed from below, which is performed about 1-2 cm above the rest (at the height of the wave). The distance between the middles of the beams or boards of the crate is equal to the step of the profile of the metal tile. In this case, the distance between the starting and subsequent crates will be 5 cm less than between the remaining crates, since the sheet will lie on it with a ridge, and not a depression.
  • In the area of ​​\u200b\u200bthe valleys, the ridge, contacts with protrusions (for example, pipes), the crate is made continuous.
  • In the area of ​​\u200b\u200bthe inflection, the sheets of the coating lying above are laid with a ledge 5 cm further than the underlying ones.

In this article, we gave an answer to the question of how to properly make a sloping roof. We hope that after its construction you will be satisfied with the area of ​​​​your attic.

Read also:  Do-it-yourself sloping roof: features and benefits, calculation basics, materials, frame construction and subsequent work

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