Polder roofing on Dutch uni works as a development laboratory for climate-proofing buildings

The Benno Premselahuis structure of the Dutch Amsterdam University of Applied Sciences (HVA) in the eastern part of the Amsterdam center has a development lab on its roofing since this summer. Located on top of the 8th flooring, its function is to make the city climate-proof. It looks like a beautiful little roof park where HVA students can keep an eye out over the city.

The little green-blue oasis is geared up with technological devices such as a rain gauge. As a wise dam that holds rainwater collected inside the garden. It then discharges that water when a rainstorm is on the method according to the current online weather projections.

4 kinds of roofing products

There are likewise four types of surfaces. One that uses water storage in combination with lawn and flowers. Another uses water storage in combination with white gravel. Then there’s one covered with sedum (succulents/plants that top the surface) as found on conventional green roofs. A water tank that does not have any vegetation.

A solar panel is installed on each of the different roofing surfaces. In addition, a solar radiation meter signs up just how much solar radiation hits the roofing and how much is shown back. There is also devices that measures the roof surface area temperature level and heat flux. This must make it clear which roof structure insulates the structure most effectively from excessive heat. It likewise needs to end up being clear how each type of roofing influences the solar panels’ effectiveness.

“Based upon the initial data, some variances can already be seen,” states Joost Jacobi. On behalf of Metropolder Business, Jacobi is responsible for the construction of this experimental garden on the roof of this building. Which was integrated in 1947 and originally functioned as real estate for the former Dutch Labor Council (Raad van de Arbeid). “We’ll study the data this fall.”

Joost Jacobi on the blue-green roofing system of the HVA building in Amsterdam Image: Lucette Mascini Blue-green roof

plan for Amsterdam The roof on the Amsterdam

University of Applied Sciences is one of the very first clever blue-green roofs featured in a strategy to make 10,000 square meters of rooftops blue-green. The goal is to offer the city, which is getting hotter and hotter each summer, with better security from overheating. Water that falls as a result of heavy rainstorms requires to be saved more effectively for drier times. It then winds up in a container layer below greenery and walkways that are made from lava rock. That’s a type of stone that retains water and as such, also assists in the collection of water. The idea is that bugs and birds will come to these kinds of rooftops which have a range of plants so that biodiversity will increase. A vista of Amsterdam roof nature The Amsterdam

wise roofing system plan is called RESILIO. The city of Amsterdam has actually initiated it thanks to a European subsidy from the Urban Innovative Action program run by the European Commission. This becomes part of the European Regional Development Fund. The municipality works together with 3 metropolitan real estate corporations(De Key, Stadgenoot, and De Alliantie) in the suburbs of Kattenburg, Oosterpark, Indische Buurt, Slotermeer, and the Rivierenbuurt. Personnel from the Institute for Environmental Research Studies at the Amsterdam Vrije Universiteit and the HVA will research the impact of the innovative roofing systems on the quality of life and biodiversity in the city. The blue-green roofing systems and the innovation laboratory’s research results likewise function as examples for other European cities. The concern for Jacobi is, which of all these weather-related gadgets are

the most innovative? He believes that this might well be the smart dam. A main computer system operates this. It gets data from the sensors on the blue-green roofing system and links this to the most updated weather report. Dam opens when rain is on the method As an outcome, the valves of the dam open up even before

a downpour hits and discharge the kept water

into the stormwater drain. This then ends up in the drain that is not overburdened at that point. By the time the rain strikes, the roofing can handle the water and complimentary up the sewer which requires to recede a lot of rainwater at one time. This assists prevent drains from flooding the street in case the pump stations are not able to pump the water away quickly enough. The great aspect of this polder roof is that it not only protects against issues triggered by heat and water but that you can also walk

it to unwind and relax. Once they have grown, there will be trees in high, square planters that you can sit below in the shade in summertime. The flowers and the yard odor wonderful. “The blue-green polder roofing on the VU even has water features,”states Jacobi. “Wee ponds, whose depth changes depending on how much rainwater has actually fallen. You can likewise grow other kinds of plants there. That’s likewise extremely great for biodiversity as that attracts other insects too. ” Surface areas with water storage systems and white gravel, plants, sedum, and bitumen. The wise

dam lies below the metal teardrop shape on the best simply behind the white gravel. Picture: Joost Jacobi Het bericht Polder roof on Dutch uni acts as a development laboratory for climate-proofing structures verscheen eerst op Innovation Origins.