Ezweni lanamuhla, imisebenzi yokwakha ngokuvamile idinga imishini emikhulu nemishini ukuze umsebenzi wenziwe. Nokho, le mishini ingadala umonakalo otshanini nasezindaweni ezibucayi, ibangele umonakalo ongenakulungiseka. Lena indawo ka-HDPEamashidi okuvikela umhlabathingena ukudlala. Lawa macansi okuvikela phansi ashintsha igeyimu, ahlinzeka ngendlela engabizi kakhulu yokuvikela imvelo ngenkathi evumela ukunyakaza kwamahhala kwemishini esindayo kanye nokuhamba ngezinyawo.
Omata bokuvikela phansiziwumkhiqizo omusha emakethe, kodwa sezivele zithole ukuthandwa phakathi kochwepheshe bezokwakha. Laba mata baklanyelwe ukunikeza indawo ezinzile, ephephile esabalalisa isisindo ngokulinganayo ukuze kuncishiswe umthelela otshanini nakwezinye izindawo ezibucayi. Lokhu kusho ukuthi amaphrojekthi wokwakha angaqedwa ngaphandle kokushiya noma yimuphi umkhondo womonakalo.
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