Attenuation Ponds Any surface water or liquid (rainwater, de-icer) that falls onto runways, taxiways and aprons goes through a drainage system to attenuation ponds.There are three pairs of attenuation ponds across the Airport site. Each pair consists of a summer pond and a winter pond.
Why are attenuation ponds so important?
Attenuation ponds are a common feature around new residential and commercial developments. They are an important element in the management of storm water and must be operational at all times. If they are neglected they can become overgrown and clogged which could lead to them failing in extreme weather conditions.
How many attenuation ponds have been funded by the source partnership?
The scoping studies for Calderdale Council’s NFM Grant Scheme undertaken in the Spring of 2018 by The Source Partnership identified as many as 43 attenuation ponds of which around 30 received funding, and of these to date, 8 are completed.
Do Landscape Services inspect attenuation ponds?
Landscape Services (SW) Ltd are now offering inspections and maintenance of attenuation ponds to their list of services. Attenuation ponds are a common feature around new residential and commercial developments. They are an important element in the management of storm water and must be operational at all times.
What is attenuation in stormwater management?
The objective is to design a system to deal with the flow at the source rather than transferring the problem further down the watercourse. Basically, attenuation means to temporarily store storm water for a period of time, to then release back into a watercourse or sewer network.
What does water attenuation mean?
Basically, attenuation means to temporarily store storm water for a period of time, to then release back into a watercourse or sewer network. The storm water is collected and routed into the sewer the normal way but with the use of flow controls, this allows a controlled volume to flow through into the main system.
What is an attenuation pond UK?
Balancing ponds, also known as attenuation ponds, are a form of sustainable urban drainage systems (SuDS) commonly found around new construction projects, such as residential and commercial property developments, new roadways, etc.Jan 25, 2022
What does an attenuation tank do?
An Attenuation Tank is essentially a large container/detention tank acting as a buffer to store excess rainwater and remove the risk of flooding of a residential area in a controlled way. Excess rainwater detained in a stormwater tank is then released at a controlled rate by a hydrobrake.Jul 26, 2020
What is an attenuation area?
What are Attenuation Areas? A flood attenuation area or 'washland' is simply an area of the floodplain that is sometimes allowed to flood (or is deliberately flooded) from a river or stream. This can help with flood risk management, and may also have the potential to form a 'wetland habitat'.
Do attenuation ponds flood?
They are an important element in the management of storm water and must be operational at all times. If they are neglected they can become overgrown and clogged which could lead to them failing in extreme weather conditions. This in turn could lead to flooding further afield.
Can balancing ponds flood?
The function of a balancing lake is to contain this surge and release it slowly. Failure to do this, especially in older settlements without separate storm sewers and foul sewers, can cause serious pollution as well as flooding.
Is an attenuation tank SuDS?
SuDS systems use a holding area (the "attenuation tank" or "attenuation crate") that fills up during heavy rain. This allows any construction site to release water at a rate that drains can adequately handle, thereby preventing a flood.
What is the difference between a soakaway and an attenuation tank?
Simply put, a soakaway 'soaks' water back into the soil whilst an attenuation tank holds and redirects it to another place. Stormwater attenuation tanks provide a storage system for rainwater and surface water.Mar 31, 2021
How is rainwater harvested?
Rainwater harvesting (RWH) is the collection and storage of rain, rather than allowing it to run off. Rainwater is collected from a roof-like surface and redirected to a tank, cistern, deep pit (well, shaft, or borehole), aquifer, or a reservoir with percolation, so that it seeps down and restores the ground water.
What can cause attenuation?
Listed below are some of the most common causes of signal attenuation.Frequency and Noise. All networking and electrical cables give off an electromagnetic frequency within the cable or wireless vicinity. ... Physical Surroundings. ... Distance.
Why do new build estates have ponds?
The idea of catching water where it falls has shot up the policy agenda following heavy flooding in recent years. In house-building it's known as Sustainable Drainage (SuDS) in which developers create features like ponds and grassy hollows, which catch heavy rains and provide the spin-off benefit of wildlife habitats.Apr 26, 2017
What is the purpose of a retention pond?
Retention ponds or "wet ponds" are ponds constructed to treat and store stormwater runoff. Retention ponds are permanent pools of standing water and eventually empty into a receiving water body.Jun 30, 2016
What is Attenuation?
Sound is simply the way that brains interpret the vibration of air molecules. Sound travels in waves, similar to the wave observed when a pebble drops into a pond. Like the ripples on the water's surface, sound waves move outward from the source. As the waves spread out, they also get weaker and weaker until they are gone.
Acoustic, Sound Attenuation
Acoustic attenuation is something most people are familiar with, sometimes subconsciously. Attempting to speak with someone far away - say, from across the street - might require shouting to be understood. Another example is noticing that it is difficult to hear someone talking from another room in the house.
How Acoustic Attenuation Occurs
Sound travels through the air as waves. But a sound wave is very different than the sort of wave that travels across the surface of a pond. Waves in water are transverse waves, meaning the particles are moving perpendicular to the direction the wave is propogating.
What is the objective of attenuation?
The objective is to design a system to deal with the flow at the source rather than transferring the problem further down the watercourse. Basically, attenuation means to temporarily store storm water for a period of time, to then release back into a watercourse or sewer network.
What is online attenuation system?
An online attenuation system means the total volume of rainwater passes through the crate structure. The inlets/outlets are located in different positions and the crate structure fills when the flow rates exceeds the agreed discharge rate.
What is a Detention pond?
Detention ponds serve a purpose of holding off storm water to prevent flooding. They are especially useful during periods of heavy rain and flooding. The detention pond is a man-made reservoir that holds the runoff, so it doesn’t overflow onto nearby properties or public roads, but also empties slowly to prevent downstream flooding from occurring.
What is a Retention pond?
Retention ponds are permanent pools of standing water that are used to treat and store storm water runoff. A retention pond is a man-made reservoir that captures and holds rainwater.
Detention pond maintenance
Detention and retention ponds both need to be attended to as time goes on. It is important to keep them clear and clean by removing leaves, plant debris, trash. This will help prevent algal growth in the pond water which can lead to a smelly or unhealthy environment.
Detention Pond Landscaping & Design
When designed right, a detention pond on your commercial or residential property can become an amenity versus an eyesore. Used correctly, it can have the potential to become a great amenity on your property.
Retention Pond Landscaping & Design
Retention ponds, like a dentation pond, can be designed to bring eye appeal rather. With retention pond landscaping, you can have a water feature that is customized to bring beauty to it. Since a retention pond is a permanent body of standing water, it might be smart for your commercial business to look into retention pond landscaping options!
ABOUT CLC INCORPORATED
CLC, Incorporated is a complete design and build landscaping firm offering comprehensive commercial landscaping services including: landscape maintenance, landscape enchancements, Snow and Ice Management, and Christmas Decorating.
