Umatshini wethu wokucoca i-sludge belt ngumatshini odibeneyo wokwandisa nokususa amanzi kwi-sludge. Ngobuchule wamkela i-sludge thickener, ngaloo ndlela inomthamo omkhulu wokucubungula kunye nesakhiwo esincinci. Emva koko, iindleko zeeprojekthi zobunjineli bokwakha zinokuncitshiswa kakhulu. Ngaphezu koko, izixhobo zokucoca i-filter ziyaziqhelanisa noxinzelelo olwahlukeneyo lwe-sludge. Ingafikelela kwisiphumo esifanelekileyo sonyango, nokuba uxinzelelo lwe-sludge luyi-0.4% kuphela. Emva kwexesha lokuqubha kunye nokuxinwa, i-slurry ithunyelwa kwibhanti enemingxuma ukuze iqine kwaye ikhuphe amanzi angaphantsi komhlaba. Inani elikhulu lamanzi akhululekileyo lahlulwe yi-gravity, kwaye emva koko kwenziwa izinto eziqinileyo ze-slurry. Emva koko, i-slurry idityaniswa phakathi kweebhanti ezimbini ezixineneyo ukuze idlule kwindawo engaphambi kokuxinwa efana ne-wedge, indawo engaphantsi koxinzelelo, kunye nendawo exineneyo ephezulu. Ikhutshwa inyathelo ngenyathelo, ukuze kwahlulwe kakhulu i-sludge kunye namanzi. Ekugqibeleni, ikhekhe lesihluzo lenziwe kwaye likhutshwe.