Page 27 - Redditch SuDS DESIGN & EVALUATION
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continuation of the South Staffordshire The following map aims to give an indication
Coalfield. These strata contain layers of of the local geology and therefore the
sandstone and shales, ironstone and coal likelihood that a site will be suitable for
deposits. The Permian and Triassic rocks of infiltration SuDS. The actual suitability of a
the following Upper Palaeozoic and Mesozoic site will need to be determined using site
eras are generally softer, comprising specific investigations and permeability
sandstones and marls and make up the testing.
greater part of central Worcestershire, Local SuDS requirements
including the eastern parts of Wyre Forest
and most of Bromsgrove and Redditch. Local SuDS specific requirements
Overlying the ‘solid geology’ are Quaternary
deposits of ‘drift’ material. These include till / Effective on-site management of surface
boulder clay deposited directly by glacial ice, water can improve water quality, water
in the north-east area of Bromsgrove as well conservation, the replenishment of ground
as fluvio-glacial deposits, which can be found water supplies and reduce instances of
particularly along the major rivers, such as in flooding. Redditch Borough Council therefore
the valleys of the Severn and Stour. requires all development with surface water
drainage implications to provide Sustainable
Drainage Systems (SuDS) for the
management of surface water. Redditch’s
policies regarding flood risk management,
the use of SuDS and Green Infrastructure
flood risk are detailed in the Council’s Local 22
Plan. Documents that form the evidence base
for the Local Plan include the Strategic Flood
Risk Assessment (2012) and the Water Cycle
Study (2012) which provide area specific
information regarding information on local
flood risk management and the use of
appropriate Sustainable Drainage (SuDS)
techniques.
North Worcestershire Water Management
Ground Permeability Map.
Redditch Borough Council SuDS D & E Guide © 2018 McCloy Consulting & Robert Bray Associates
