Six (6) discharge points shall be provided to allow tankers to discharge OGW into theOGW receiving channel.OGW shall flow by gravity to the TWRP sewer.A hot water flushing tank and siphon system shall be provided to flush the OGW receivingchannel. The flushing tank shall fill with Low Pressure Hot Water (LPHW) and when a setlevel is reached the siphon shall be activated, discharging the contents to clean the OGWreceiving channel.The siphon shall be an automatic bell dosing siphon and shall include an adjustable ventpipe and overflow. The basis of design for the siphon system shall be in accordance withTable P4-23.