<prompt> Bhala okuqhubekayo kwalesi sigaba - Izithiyo ezivimbela amagagasi ezikhukhula, noma ama-floodgates, zafakwa ngemva kweSikhukhula SaseNyakatho Yase1953  <response>: nokuvimbela umonakalo ovela eziphephweni noma kunoma yiluphi olunye uhlobo lwenhlekelele yemvelo olungalimaza indawo abayivikelayo. Ngokuvamile zivulekile futhi zivumela ukuhamba ngokukhululekile, kodwa zivale lapho kusongelwa isivunguvungu. Umgoqo waseThames uyisibonelo sesakhiwo esinjalo. 