Analisis Ekonomi Teknik Desain Polder di Wilayah Semarang Timur

Abstract

Flood and rob problems often occur in the East Semarang area, this results in economic losses. In order to improve this condition, permanent handling is needed, namely by making a polder system for the East Semarang Region. The initial stages start from calculating the estimated construction costs, procuring pumps, land acquisition and operating and maintenance costs for the pump. The estimated annual operating and maintenance costs of the pump are Rp. 8,012,756,880.00. The estimated cost of land acquisition is Rp. 750,000,000.00 / hectare. The estimated construction cost of Rp. 574,168,000,000.00. The estimated cost of procuring a pump is Rp. 18,000,000,000.00.. Economic parameter NPV is Rp. 327,660,000,000,00 and NBC is 1.39. So that can be concluded that selected design with economic cost and polder system development in East Semarang Region is economically feasible.