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are composting, recycling, water waste installation, cover landfill, and electricity
generation from waste. There are about 7000 scavengers categorized as non-formal
sector work in this area, while there are about 1.500 waste bank in Greater Jakarta
They help to collect some valuable material (i.e. plastic, paper, metals) which are
then sent to recycling industry or other 3rd party treatment industries.
Jatibarang—Jatibarang is Semarang waste disposal centre. Jatibarang receives about
800 ton/day which has treatments of composting, recycling electricity generation,
landfill and animal feeding materials. The main waste characteristic is organic waste
which accounts about 61.5% of total waste. Globally, there are about 150 scavengers
work in the waste disposal centre, and about 220 waste banks are handled non-organic
waste in Semarang.
Piyungan—Piyungan is Yogyakarta waste disposal centre. Piyungan receives about
600 ton/day, which are managed through recycling, animal feeding materials, and
landfill. The waste characteristic is dominated by organic waste which is about 57%
of the total waste. There are about 450 scavengers work in the regions and about 470
waste banks working for non-organic waste management.
Bayuurip—Banyuurip is Magelang waste disposal centre. Bayuurip receives about
250 ton/day which are treated into biogas, compost and landfill processes. The waste
collected in the disposal centre is mainly organic waste, which accounts for 75.5%
of total waste. There are 585 waste banks in Magelang region and about 38 main
waste banks covering 80 unit waste banks in Magelang city.
The current situation of waste managemen in the four cities found similar tradition, wisdom and phenomenon which lead to some results. Firstly, organic waste is
the main characteristic of waste in the cities. The organic waste is contributed from
market and household waste which are potensial to be transformed into animal edible
materials. Secondly, combined waste community including scavengers and waste
banks play important role to benefit the economic, social and environment development in society. Thus the combined waste community is essensially integrated into
the waste management system.
12.4.2 Revising the Conceptual Framework
From the validating analysis, it is found two new components, such as animal adible
material and combined waste banks. Due to the important of the two components,
they have to be included into the framework. Hence, the revised framework was
developed into three set of waste management including SET1—smart circular waste
management, SET2—animal edible material, and SET 3—combined waste banks,
as presented in Fig. 12.2. Each of SET is explained as follows.
SET 1—Smart circular waste management—Circular economy (CE) is defined as
an approach to optimize the value and to reduce the waste by improving the ways
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