Blue Roof Drainage

Blue roofs are constructed on flat or low sloped roofs in urban communities where flooding is a risk due to a lack of permeable surfaces for water to infiltrate or seep back into the ground.

Blue roof drainage. A blue roof is a roof of a building that is designed explicitly to provide initial temporary water storage and then gradual release of stored water typically rainfall. The patented blue roof system utilises the roof construction for the attenuation of stormwater releasing it at a controlled rate in the period following the storm. Cavidrain building abg cavidrain drainage geocomposite is a preformed cavity drainage system designed to relieve water penetration from basements and buried structures. Instead of forcing rainwater to flow directly into an underground drainage system surface water is collected and stored and if necessary cleaned before it is used or released back into.

A radmat blue roof system is an effective means of providing a sustainable drainage solution suds in inner city and urban environments in compliance with the requirements of the 2019 draft london plan. A blue roof provides source control managing rainfall where it falls by temporarily attenuating it on a roof. The bauderblue roof system is a sustainable drainage method designed to attenuate and manage stormwater on a flat roof over a 24 hour period via a restrictive flow outlet. A root resistant version of the bluroof bituminous membrane is available for compatibility with alumasc s blackdown green roof systems.

Harmer bluroof drainage outlet. Blue roof drainage system suppliers should talk you through the process explaining what each layer does and why it is so effective. Blue roofs require regular maintenance and inspection of the outlets to ensure the drainage holes are free of debris or blockages. The bluroof vf50 void former and surfacing are then applied as with the inverted roof solution.

Blue roofs that are used for temporary rooftop storage can be classified as active or passive depending on the types of control devices used to regulate drainage of water from the roof. Inspections should take place following any significant storm event any notable traffic or remedial works that take place on or around the roof and following leaf fall during the autumn months to ensure leaf. Blue roof sustainable drainage solution rooftop suds. A blue roof is not rainwater storage on a roof.

Refurbishment of an existing flat roofing system might be a great place to start if you are considering installing a blue roof so speak to your blue roof drainage supplier to see whether they think your property. Blue roof design is a sustainable urban drainage system suds that is ideally suited to buildings that take up the entire lot or a major percentage of it. Roof level sustainable drainage system.