Roof Garden design
Roof Garden adds to the buildable area of a project, and provides a new place for the indoor community. In recent years, this matter has been considered by consulting engineers, architects and builders in our country's construction industry due to the provision of appropriate exec utive solutions.
In designing the roof garden and roof garden, various elements such as waterfalls, pergolas and pergolas, portable or fixed pots with suitable green space, natural and artificial grass, benches with saturated wood, barbecues, desert kitchens and sometimes even buildings Fiberglass pools and sunbathing areas are available to order
Roof garden design includes two stages of construction (insulation and drainage) and landscaping (implementation of green space and equipment such as pergolas, barbecues, waterfalls).
A roof garden can be started by placing a few pots on the roof and ending with a green space. These rooftop gardens can have a beautiful waterfall or a garden full of fruit and flower bushes or a small wooden pavilion.
Important points for building a roof garden
Roof Garden is not necessarily the roof of the building. Lobbies of buildings, considering that they are mainly exec uted on the roof, are one of the options that the system has a green roof or a roof garden on.
Patios are no exception to this rule and are a good place to run a roof garden. Terraces, due to their privacy, are one of the first goals of this system. The roof covering of the terraces creates a different environment from the roof in terms of performance.
Suitable plant for Roofgarden
Features such as heat and direct sunlight tolerance and plant root growth should be considered when preparing the plant.
Green space on the roof
Green space can be a combination of plants and pots and fruit bushes.
Automatic irrigation
Automatic and intelligent drip irrigation is used to maintain plants and irrigate plants at specific times, which are the main and important components.
Roof green space lighting
One of the elements that is very effective in the luxury and beautiful design of the roof and has a high cost.
Roof substructure
The modular method performs the standard roof substructure and the entire surface of the roof is prepared.
Roof space flooring
The floor is offered in three forms: wood, decorative sand and rubble. The higher the level and level of these floors, the higher the cost.
Roofing accessories
Pergolas, atriums, fountain furniture, spaces such as kitchens are all part of the accessories. In the implementation of Roof Garden, the low price is equal to the low quality of a product, so consider that the use of inappropriate materials and elements in these projects will have heavier subsequent costs.
What are the construction features of Roof Garden?
Roof garden can be applied on any roof and often overwhelming and in any ecology. The green garden or the roof garden is considered a beautiful and refreshing environment to fulfill the taste of every citizen with good taste. A place that can be covered with insulation and with proper drainage and water supply system, and by providing a suitable bed of fertile soil, a variety of plant species, depending on the climatic conditions of the region are planted.
Roof Garden by creating a fun and beautiful environment at a height with different views from what we usually see, in the lost space of the building that has seemed unused so far, is undoubtedly an interesting and unique idea to improve the quality level. Life as well as increase the value of the building and construction from the perspective of structural engineering, the design of the building with a roof garden will lead to increased stability and proper management of torrential rains and rainwater.
A few common misconceptions among people about roof garden design
1- Roof gardens are prone to leakage.
There is little evidence linking the roof garden to a leak. The fact is that the roof garden protects the waterproof membrane of the roof of a building and protects it from ultraviolet light that causes rust. In short, roofing can extend the life of a building roof if installed properly.
2- Roof gardens can cause structural problems.
In new buildings, architects and structural engineers now consider the amount of load due to landscaping, including pavilions, pergolas, green space or fountains for the roof garden, even when designing villas or buildings. However, reinforced green roofs must be reinforced to support the additional load due to the development of a roof garden, as well as live loads such as rainwater and snow. Negin Azin Part experts are to evaluate and recommend the best way to install a roof garden on an exist ing structure.
3- Roof gardens are expensive and of high quality.
If one does not know where to start, building a rooftop garden can be costly. For this reason, advice from experts, architects, landscape designers, landscaping and structural engineers is needed. They can provide the best and most economical roof garden ideas and solutions for short and long term.
Depending on the characteristics of the environment, when designing a landscape, landscaping or green space, you should consider the types of seasonal plants, to determine the bedding and drainage systems used. Experts are likely to suggest thicker substrates that can absorb more water and a drainage system that can store water and release it in warmer air. In this way, the need for irrigation is greatly reduced.
Roof Garden and its history
The beautiful rooftop gardens first appeared in Germany. In Germany, the vast majority of buildings have a roof garden. This green roof is very popular in Germany. About ten percent of its buildings have a roof garden.
Green roofs are also popular in the United States, and can be seen as one of the most famous examples in Chicago City Hall. Chicago City Hall has a very green and beautiful green roof, which due to the lush vegetation, the temperature of this building is 25 degrees lower or cooler than the old buildings that do not have this type of roof garden, which is an advantage. Great and enjoyable.
Types of roof garden or roof garden
Wide garden roof
In this type of roof, plants with short root growth are used and they must be able to grow in shallow soil.
Focused Roof Garden
In this type of roof garden, plants with high root depth and at least 30 cm are used. One of the advantages of this type of garden roof is that there is no restriction in choosing the type of plants. Any type of plant, even watermelons, strawberries and even medicinal plants such as mint, lavender can be planted.
Types of roof garden classes
The factors mentioned in various implementation methods are summarized as wide roof garden, centralized roof garden and portable and modular roof garden.
Specifications of Roof Garden Class A.
Roof: stone or mosaic
Surrounding area: natural vegetation and boxwood
Center space: Natural grass cover
How to implement green space: insulation and drainage
Specifications of Roof Garden Class B.
Roof: Thermowood
Vegetation of the surrounding area: natural plants and pine
How to implement green space: Thermowood box and vase
Furniture material: mat and leather with a pavilion or canopy
Lighting: yard lights
Specifications of Roof Garden Class C
Roof: Stair thermowood
Vegetation of the surrounding space: natural flowers and plants
How to implement green space: stepped thermowood box
Furniture material: Thermowood with a pavilion or canopy
Lighting: Garden lights and hidden lights
Run the roof garden centrally
Floor infrastructure steps:
Due to the fact that in this method, rainwater or excess water from irrigation is directed directly to the running floor and through the gutters and saline floors to the outside of the roof, thus one of the most important points and concerns in This is the roof sealing method.
Another point that is not taken into account in the implementation of many green roofs is the roots of plants, especially some wild plants, whose roots can grow vertically and pass through the walls or even through the depth of the roof of the top floor. It is necessary to pay attention to the type of roots of plants when designing the landscape design and also requires that an anti-root layer be applied on the roof. Therefore, some of the infrastructure steps are as follows:
1- exec ution of flooring, pumice and slope according to the location of the saline floor in an optimal way, so that the least weight to the roof is possible.
2- exec ution of sealing layer which can be in the form of thermal isogum or primer or epoxy in the form of mortar.
3- exec ution of anti-root layer (anti-root) which can be in the form of heat or primer or multi-component epoxies in the form of mortar.
4- exec ution of the protective layer of the sealing and anti-root layer, which can be a mosaic of stone or mortar for protection. Due to the possibility of blocking the saline floor and water accumulation in the roof garden space, it is necessary to pay attention to the sealing of the walls at the same time as sealing the floor so that there is no possibility of water leakage from the wall thickness to the lower floors. Be.
Therefore, in all vertical obstacles of the roof surface as well as the boundaries of the sealing sides, the following should be done.
1- Finish the porcelain blade at a height of at least 20 cm above the floor.
2- exec ution of isogum on the walls in an integrated manner or in case of impossibility of integrated application, the isogum of the wall should be placed on the isogum of the floor.
3- exec ution of the protective layer of the sealing layer, which can be stone, ceramic or mortar for protection. After performing the sealing and anti-root layer on the floor and sealing test, and performing their protective layer in each part of the green roof, according to the final design of each part, we will perform the substructures related to each according to the appropriate details.
What are the benefits of a rooftop garden?
Roofgarden with its vegetation prevents rainwater from being wasted and less of this water is discharged into the municipal sewage and the more it is fed to the ecosystem. On the other hand, this garden roof reduces urban air pollution and takes the carbon in the smoke in the air and delivers oxygen to the environment instead. Even as I mentioned before, it acts as a thermal insulator in the building, captures the air temperature and makes the environment cooler.
Even if the green roof environment is covered with glass, it can absorb solar energy and generate energy. Also, these roof gardens, which are created on an insulation and with suitable vegetation, increase the life of the roof and are very pleasant in terms of beauty and refreshing the environment.
Roof Garden price?
The cost of roof gardens or the price of roof gardens varies depending on the type of project, project floor, project location and also the type of plants used, the number of pots and flower boxes, equipment, type of floor and in general the elements and their quality. Negin Azin Part Company designs and exec utes such projects at any cost, according to the customer's taste and the requested materials. But our advice and experience to customers is not to look for cheap or very cheap implementation.
What are the disadvantages of Roof Garden?
Vegetation creation is not feasible in some geographical areas. Because that environment does not have suitable conditions for this operation. There are some buildings and structures that the plan and type of building and its structure can not withstand the soil and the weight of vegetation on its roof.
On the other hand, factors such as problems in drainage, sedimentation of soil particles, and soil subsidence and the creation of pits, as well as rooting plants inside the roof, roof heaviness, hardening of the soil surface and damage to the flat surface of the roof, including roof garden disadvantages and Green space is on the roofs of buildings.
What are the 5 exec utive standards of green roof?
In buildings with roof gardens, it is necessary to pay attention to the standards defined in the design, select ion of materials and implementation of green roofs, and they have a positive effect on its greater efficiency. The following is a select ion of standards, some of which are derived from Lead 3 standards and some of which are based on the result s of others' research.
1) Use native plants or compatible with the region and choose vegetation that remains stable and immobile in strong winds and is resistant to drought.
2) The materials and products produced in the region should be used due to the support of regional resources or the recycled materials of the building should be used for the implementation of the green roof. It can also be a renewable material with minimal fire risk and low pollution.
3) Waterproof membrane should be tested before running the green garden.
4) Surface water is collected by the drainage system before it flows.
5) Minimize or eliminate the use of chemicals such as fertilizers and pesticides.
What are the flowers and plants suitable for Roof Garden?
It is better to use native plants that are resistant to the climatic conditions of our living area. Plants that are resistant to drought and humidity, as well as the amount, intensity and direction of the geographical wind in that area, and are less sensitive. On the other hand, the roof garden should have vegetation that can maintain its beauty, freshness and greenery well in all seasons. and this is an important condition to enjoy seeing such a view on the roof of our house. The following points should be considered in choosing roof garden plants.
1) Look for hardy plants that are hardy and resistant to heat. To select plants, the issue of resistance to wind, sun and heat is more important than garden plants. Seedlings with the above characteristics are more likely to survive in the first year of growth than other plants. In order to be able to use more delicate and fragile plants, you need windbreaks and protection.
2) Buy local plants in your city. Plants that are specific to the city where you live or specific to the climate similar to where you live are much easier to communicate with your garden than foreign plants; and they grow and are more resistant to climate change in your area. It is also possible to nest birds and butterflies in them.
3) Choose shrubs and ornamental shrubs. Buy some decorative shrubs and shrubs for your green roof. Large plants are not suitable for indoor gardens due to their weight and location, but small ornamental shrubs are good options for them and will grow well if protected by windbreaks and placed in a stable place.
Roof Garden becomes more attractive
We can use glass walls to make the roof garden attractive, which gives us a wider view, but if you are committed to privacy, it may not be a good option for you.
Using natural trees and plants You can use flower pots or have a garden, but if you choose the latter, do not forget the infrastructure, insulation and extra water.
Be sure to turn one side of the roof garden into a focal point, for example, a beautiful fountain can be the center of attention.
Proper lighting can make the night view more attractive and the use of minimal and special furniture outside the house or relaxing swings make the environment more pleasant.