Coping with Flood Polder System
Jia Xiang-Jakarta, DKI Jakarta are advised to build and develop the "Polder System" in coping with flooding. Though quite expensive but very large manfaatnnya in coping with flooding.
"in the long term, efforts to tackle flooding in Jakarta has to do with building the polder system, that is how water management is done such that the land cultivated land will be surrounded by giant dikes. Dykes was fitted with doors controlled water as needed, "said the observer national development planning, Syahrial Loetan, Jakarta, Monday (17/2/14) was quoted as saying Between.
rivers, aqueducts, reservoirs, there, the existing reservoir and need rehabilitation in a drain as well as accommodate excess water caused by flooding the Polder
his form. a plot of land surrounded by low ' embankment ' or the heap/levee formed an artificial hydrological entity-. There is no contact with the water that comes from the outside, in addition to being set according to our whims, according to Loetan,
. the embankment surrounding the polder can be compacting the soil with a layer of impermeable or stone walls. It could also be a concrete construction and a sophisticated roughness.
polder System is also widely applied to reclamation of sea or River estuary, as well as on the management of wastewater (water dirty and rain drainage), in the lower area of the sea and the river
."Two terms if you use the investment cost of the polder was pretty expensive to reach the trillions of rupiah and there should be a joint commitment to maintain infrastructure properly, including changing the behavior of people who like litter," explained Loetan.
further said the Loetan polder system, with water will not gather in the streets or neighborhoods. Because, whenever there is water coming in, it will automatically dipompakan into a body of water (River, and others) or other higher polder, which was eventually driven to the sea. Such methods have been applied in the Netherlands. [W1]