Residential extension to a residential building: how to design and legalize

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Residential extension to a residential building: how to design and legalize
Residential extension to a residential building: how to design and legalize

Video: Residential extension to a residential building: how to design and legalize

Video: Residential extension to a residential building: how to design and legalize
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Addition to the house - the best option for increasing living space. Projects of such buildings are striking in variety, but you can draw up an individual scheme with which you can build the planned object. However, such premises still need to be registered. Further, the article will describe how to properly design and build a residential extension to a private house.

Main species

An extension is any object that has a direct connection with the main (residential) building. However, there are some classifications, thanks to which it is possible to determine which project will have to be drawn up in order to collect the necessary documents for its legalization. Capital extensions include residential-type construction projects that increase the area of \u200b\u200bthe house. These may be, for example, additional rooms, for the construction of which you will have to try, since this work is tantamount to building a small house. In this case, the foundation, walls and roof of the building will need to be insulated and the building will be providedhigh-quality waterproofing to prevent dampness in the living space.

In turn, non-capital (lightweight) outbuildings include:

  • showcases;
  • stairs;
  • canopies;
  • terraces or balconies;
  • miscellaneous protrusions, etc.

To build such simple buildings, you will have to make small changes to the main architectural design. Making a non-residential extension to a residential building is a simple matter, since in this case special permits are not required. The construction process can begin after making minor amendments to the technical plan. In addition, non-residential extensions are also considered:

  1. Garages, if they are being built on the plot of the gardeners' association.
  2. Auxiliary outbuildings - sheds, pantries and other non-residential facilities.
  3. Constructions that do not affect the main communications and structures during the work.
extension to the house
extension to the house

Registration of non-permanent structure

In order to arrange a lightweight extension to a residential building, the owner needs to collect the necessary documentation and take it to the local BTI (technical inventory bureau). In the specified instance, an application is made to amend the project documentation. Then BTI employees go to the site where the extension was built, and a special acceptance committee draws up an act, the purpose of which is to confirm that the building meets all standards. However, it is recommended to pre-legalize the construction of the facility, since BTI employees maynot give permission to carry out these works. If everything is successful, the amended documents are returned to the site owner.

It is difficult not only to legitimize a capital extension, but also to build it in accordance with all requirements, so the construction process will be considered in detail. For such an object, project documentation should be drawn up by a specialist, since the slightest mistake can ruin the drawing, and due to any shortcoming, the commission will not issue a permit for the construction of an extension.

Pillar foundation installation

grillage in the picture
grillage in the picture

When drawing up a project and purchasing materials, it should be taken into account that it is better to build a residential extension to a wooden house on the indicated foundation. The strip base is often built from brick or concrete, but to save money it is recommended to combine both materials. This option is more often used for the construction of a capital extension, since it will be easier to sheathe the underground with heat-insulating material. To organize a columnar foundation, you need to do the following work:

  1. Make with the help of a rope and pegs the marking of the site so that the pillars are located every 1.5 m.
  2. Dig 50 x 50 cm pits for supports. The depth of each hole should be 50-60 cm.
  3. Fill the bottom of the pits with a sand cushion 10–12 cm thick, and then compact the layer with a manual rammer.
  4. Strengthen additional pits with rubble or broken bricks.
  5. Lay waterproofing material (such as roofing felt) in each recess.
  6. If construction is plannedbrick pillars, it is desirable to treat the bottom with a layer of coarse cement mortar, after which it has hardened, bricklaying must be done. In turn, in order to build a residential extension to a residential building on concrete or rubble-concrete supports, it will be necessary to first install a reinforcing structure and wooden formwork at the bottom of the pits to the height of the planned pillar. In this case, you need to sheathe the inside of the formwork with roofing material and fix the waterproofing on top of it.
  7. Fill prepared pits with concrete. To get a reliable foundation for a residential extension to a residential building, each layer must be poured after the previous one has completely dried.
  8. Sprinkle daily with water the protruding parts of the poles until they completely harden.
  9. Dismantle the formwork and sheathe the posts with roofing material, which must be glued onto the bituminous mastic (primer).
  10. Backfill into the gap formed between the soil and the frozen supports. At the same time, every 10–15 cm of the covered earth with crushed stone must be tamped.
  11. Lay several rolls of roofing felt on each post to waterproof the bars that will be laid on top of the pillars of the column foundation.

But if you need to attach a stone (for example, cinder block or aerated concrete) residential extension to a brick house, in this case, make a tape base.

Floor installation on wooden beams

Lumber should have a cross section of at least 15 x 10 cm. It is not recommended to save on beams, since not only the strength of the floor, but also the reliability of everything will depend on thembuilding. The beam installation technique is quite simple:

  1. Lay the material on supports with roofing material.
  2. Fix the beams to the posts with anchor bolts, angles or other fasteners.

The name of the finished structure is grillage. In this case, you will have to make a frame residential extension to a residential building. However, the beams must first be treated with flame retardant and antiseptic to improve their performance.

extension to the house
extension to the house

Building walls

If a high-quality grillage was organized from beams, then in this case the best choice for building an extension is frame technology. For the construction of the building, you need to follow the following methodology:

  1. Build and fix the frame to the grillage. The bars must be fixed to the roof beams separately, but it is more convenient to assemble the structure in a horizontal position on a flat area. As a result, the finished frame must be installed on the grillage.
  2. Make vertical markings on the frame in order to further fix it to the wall of the main building.
  3. Connect the bars with metal corners.
  4. Install the frame of the extension and sheathe it with boards, plywood, chipboard or OSB from the outside.
  5. Attach the upper horizontal beam, which is placed along the house, to the main wall with wood anchors, self-tapping screws or metal corners.
  6. Treat the structure with stain or varnish.

To build a brick or stone residential extension to a wooden house, in the wall of the main building it is necessarymake a hole and insert a reinforcement with a transverse stop into it, the purpose of which is to hold the part. This iron element will have to be installed during the construction of the building every 2-3 rows.

extension project
extension project

Overlapping extension

After building the walls, you need to build a ceiling. To perform these works, beams are needed, which are installed every 60 cm on the upper part of the frame, and then fixed with corners. If you need to make a roof of a brick extension, in this case it is enough to embed the lumber into a concrete belt. However, beforehand, their edges must be wrapped with roofing material.

The next step is to sheathe the beams with thick plywood or boards. As a result, it is necessary to carry out roofing work, install windows and doors, and then just start registering the erected object. The main thing is that it meets all technical standards.

Designing a capital extension: general rules

There are two ways to build an object:

  • official;
  • arbitrarily.

In the first option, the construction of the extension is carried out legally, so such construction should begin with the collection of the required documentation to legalize the premises. In addition, it will be necessary to coordinate with the supervisory authorities the work that will result in the reconstruction of the building or a change in its area.

With the unauthorized method of building an extension, an object is first erected, and then officially registered. But in any case, you will have to legalize an additional structure,because it violates the design of the main building to which it is attached.

document signing
document signing

What are the requirements for an annex?

  1. The building may only be located on land that belongs to the owner.
  2. The building must be safe for the occupants and their property.
  3. The annex must meet all urban planning standards and requirements for structures of this type.
  4. The building should not interfere with other citizens (for example, shade their plots).
  5. The building must be erected in such a way that the interests of municipal authorities are not violated.

The process of formalizing the capital extension

First you need to collect the following documents:

  1. Registration certificate and homeownership plan.
  2. Written permission from other owners, if any.
  3. Consent of neighbors (also in writing).
  4. Design plan for capital addition.
  5. Documents for the plot and the house to be reconstructed.
  6. Utility permit.
  7. Cadastral plan of the land plot.

It is desirable that the project documentation be drawn up by specialists, since any inaccuracy in the creation of the drawing will cause failure. When all the required documents are collected, they must be taken to the local authorities (the application is submitted to the architectural department). As a rule, a written response should be sent to the owner within a month. If permission has been obtained for an extension to a residential building, you can startconstruction of this additional facility in accordance with the project documentation.

After completion of the construction, the owner submits to the administration a completed application for acceptance of the object. Then a special state commission is created to check the erected building for compliance with the standards. If everything is fine, a conclusion is drawn up, which must be transferred to the BTI. At the final stage, you will need to take the documentation (corrected registration certificate) to Rosreestr and pay the fee. So the property will be officially registered.

When the verdict, on the contrary, is negative, then the construction of a residential extension to a private house will be considered illegal. More often, the owner receives a refusal due to such reasons:

  • underground utilities run too close to the planned facility (permissible distance is at least 2.5 m);
  • bearing elements of the main building may be affected during the construction process;
  • planned to build an extension of poor quality materials.

However, the applicant, having corrected the shortcomings, can appeal the decision in court.

the court's decision
the court's decision

Unauthorized extension to a residential building: a list of documents for legalization

Some residents solve the problem of registering the object after its construction is completed. To issue a finished capital extension, you will have to go through the entire legalization process through the courts with the following documents:

  1. Any official document confirming that the applicant owns the landplot (for example, a contract of sale or inheritance).
  2. Permission from the housing and communal services.
  3. Consent from neighbors (required when the house is registered for two owners) in writing, certified by a notary.
  4. Documents from the BTI on the main building to which the extension belongs.
  5. Statement from public utilities (water utility, fire inspectorate, architectural bureau, etc.).
  6. Detailed sketch, plan, drawing or drawing of an extension. The main thing is that the project is well designed.
  7. Extracts from the house book.
  8. Shot of main building with annex.

Without the necessary documentation, it will not be possible to formalize the previously erected object.

transfer of documents
transfer of documents

Registration of unauthorized annex

After collecting the documents, you should contact the local administration, but it will most likely issue a refusal to design the building. In this case, in order to legalize an extension to a residential building, you need to go to the district court with a package of official papers, to which you must additionally attach a statement of claim. However, before doing so, it is necessary to contact the experts who have the right to conduct a technical examination of the house, since the judiciary will require an expert opinion in any case.

If the court, after examining the documentation, decides that there are all legal grounds for registration, the case will be won. With a positive court decision, the owner needs to contact the administration. As a result, the owner of the site must pay the state duty (about 500 rubles) and register the object with the BTI.

Butthe court does not always rule in favor of the applicant who illegally built an extension. In this case, the illegal structure will have to be dismantled. In addition, the owner will not receive any monetary compensation, but, on the contrary, he may be fined.

Addition to an apartment building: legalization of the object

annex apartment building
annex apartment building

First you need to collect the necessary documents, namely:

  • written consent from all tenants;
  • project documentation;
  • floor plan;
  • approval from architecture committee.

The list may include other papers. In addition, an extension to a residential apartment building can only be erected with the permission of the municipality. To get approval, you need to take the documents to the local government, which must issue the permit.

The main reasons for rejection are:

  • proximity of communications;
  • windows of an apartment building face the city center;
  • the building will interfere with others or spoil the view of the building.

Conclusion

The article described the process of how to quickly and efficiently build a residential extension to a residential building. However, it is not enough to simply build this object, since it must also be registered in order not to pay a fine for illegal construction. If you carefully study the information provided in this article, there should be no problems with legalizing the premises, since all the nuances and features of this scrupulous bureaucratic process were considered.

The main thing is that the capital extension be built according to a project drawn up by a specialized organization, otherwise, due to a minor flaw, the commission may not issue a permit for construction. The object must be built from high-quality materials, taking into account all norms and rules. Only by completing them, it will be possible to legalize the extension. However, do not forget about the costs, since about 20 thousand rubles will be needed for just one payment for the examination.

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