Line 119:
Line 119:
*Preferred pipe slope: > 1 %;
*Preferred pipe slope: > 1 %;
*If orifice control used, 75 mm diameter minimum;
*If orifice control used, 75 mm diameter minimum;
8Minimum 100 mm orifice preferable
*Minimum 100 mm orifice preferable
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|Maintenance access
|Maintenance access