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===Planning===+
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−==Planning==
NEW CONTENT HERE?
NEW CONTENT HERE?
<h4>Soil infiltration rate</h4>
<h4>Soil infiltration rate</h4>
[[Infiltration: Testing|Infiltration tests]] must be undertaken at the location, depth and with a head of water that replicates the proposed design.
[[Infiltration: Testing|Infiltration tests]] must be undertaken at the location, depth and with a head of water that replicates the proposed design.
+
+{|class="wikitable"
+|+ Suggested safety factors to be applied to measured percolation rate when designing infiltration facilities
+|-
+!style="background: darkcyan; color: white" rowspan = "2"|Catchment area
+!style="background: darkcyan; color: white" colspan="3"|Consequence of failure
+|-
+!No damage or inconvenience
+!Minor damage or inconvenience to external structures (e.g. ponding in parking lot)
+!Significant damage to buildings or infrastructure (e.g. flooding damage)
+|-
+|<100 m<sup>2</sup>||1.5||2||10
+|-
+|100 - 1000 m<sup>2</sup>||1.5||3||10
+
<table class="table-responsive table table-striped">
<table class="table-responsive table table-striped">
<caption><strong>Suggested safety factors to be applied to measured percolation rate when designing infiltration facilities</strong></caption>
<caption><strong>Suggested safety factors to be applied to measured percolation rate when designing infiltration facilities</strong></caption>