Green Roof Rainwater Management

Green roofs the key hydrological mechanism for interception storage and filtration of water.

Green roof rainwater management.

Stormwater management is the implementation of the green roof systems. Eco rainwater solution s philosophy is simple. However there are two issues. The volume of water that can be harvested is reduced.

Up to 75 of rainfall is absorbed by an extensive living roof and up to 90 is absorbed by an intensive green roof system. In fact it is quite common to harvest water from green roofs in germany and switzerland. The use of any technique or approach that reduces the rate and volume of rainwater runoff has the potential to contribute to better management of the overall quality of rainwater. Thereby eliminating untreated and contaminated runoff into the waterways and eliminating costly water treatment facilities.

Referencing the language manage on site the runoff from the developed site using low impact development lid and green infrastructure we considered a series of lid strategies. Green roof and contiguous planted areas above grade and directing all roof drainage to a primary raingarden bioswale with significant depth 2 4 on the north side of the building. Furthermore it is possible utilise rainwater harvestingof a green roof contrary to claims from other industries. Green city resources is a cincinnati northern kentucky based woman owned landscaping company specializing in the design installation and maintenance of stormwater management systems.

The roof media also supports a plant growth system that transpires and evaporates water back to the atmosphere. Excess water drips from the roof gradually so drains are not overwhelmed by a sudden deluge. Green roof bioretention vegetated roofing roof garden rainwater collection and rainwater harvesting and sustainable site development. Green roofs can be effective in both urban and rural areas as a solution to managing rainwater drainage.

Green infrastructure encompasses a variety of water management practices such as vegetated rooftops roadside plantings absorbent gardens and other measures that capture filter and reduce. Green roofs the key hydrological mechanism for interception storage and filtration of water the use of any technique or approach that reduces the rate and volume of rainwater runoff has the potential to contribute to better management of the overall quality of rainwater. By using green roofs as rainwater capture areas the amount of collected water for reuse will be reduced already due to the absorbed amount of water in the system itself. Green roof systems are one of the best ways to manage stormwater runoff by reducing and delaying.