Optimalisasi Instalasi Pengolahan Lumpur Tinja Dengan Pengomposan Lumpur Tinja (Studi Kasus IPLT Semarang)

Abstract

Semarang Septage Treatment Facility is a septage manufacture which serves Semarang City district. At this moment, the facility is disfunction because the septage pile up in the anaerobic pond. Because of that, Semarang Septage Treatment Facility has to be evaluated which is consist of technical, infrastructure and management evaluations. As the results of the evaluation, the new anaerobic pond is recomended in 2007, so as the new sludge driying bed in 2005 and 2010. The septage of Semarang Septage Treatment Facility is very huge that is about 3 m3/day. The solution that can be taken is composting. The septage is fulfil the compost characteristic after it was dried in 30 days. The management of septage composting are consist of transportation, sifterization, weighing and packaging, and also transportation and storage. The price of compos product is Rp 440,00/kg in 2005 and it will rise to Rp 707,00 in 2014. It is relatively cheap if it is compared with the prices of another fertilizers, so it is proper to sold in the market.