Landcom Book 4 Maintenance - WSUD
Landcom Book 4 Maintenance - WSUD
Landcom Book 4 Maintenance - WSUD
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Water Sensitive Urban Design<br />
Hold Point - Sign off is required from superintendent and bioretention basin designer before proceeding<br />
Functional and hydraulic functions<br />
Inlet and outlet pipes and headwalls correctly set<br />
out and at correct level (upstream and downstream<br />
ends)<br />
Bypass weir correct width and level<br />
Overflow pit is correct size and crest is at correct<br />
level<br />
<strong>Maintenance</strong> pipe and valve installed at<br />
correct location and level<br />
<strong>Maintenance</strong> access installed to inlet zone<br />
Rock or concrete base constructed at<br />
inlet to bioretention basin<br />
Rock protection provided at correct locations<br />
and rock size consistent with design<br />
Hold Point - Sign off is required from superintendent and bioretention basin designer before proceeding<br />
Under-drainage<br />
Base of system free from debris<br />
Under-drainage pipes laid at required grade<br />
(verified using level or string line)<br />
52 <strong>Book</strong> 4 | MAINTENANCE
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