1.4 Waste Management

1.4.1 Solid Waste

Benchmark of domestic solid waste management is Peraturan Pemerintah No. 18

of 2008 disposal management.

In power plant activities resulted number of domestic solid waste such as paper,

plastics, cans, and others waste. Solid waste management is done by collecting them in

shelters that are placed in every corner of plant.

Solid waste collection is divided into 3 types of solid waste, organic, inorganic and

toxic materials and hazardous waste (B3 waste). Each of these distinguished gathering

place for easy color management, such as organic waste using green tub, an organic

waste using yellow tub, and B3 waste using a bath of red, as shown in Figure x.x. Solid

waste is then managed by a scheduled transport to landfill in Kelapa Dua, Depok.

Figure x.x. Solid Waste Management

Power plant activities is also predicted to produce the B3 waste, liquid or solid

form. B3 solid waste generated in the form of used batteries and transformers. This

material is a waste material that has been used for start-up genset engine. B3 solid waste

management is done by collecting them in a temporary collection which further

processed and managed by third parties for recycling.

1.4.2 Liquid Waste

Regulation for B3 waste management is based on. Keputusan Kepala Bapadal No.

01 / BAPEDAL / 09/1995 and 02 / BAPEDAL / 09/1995. While the B3 waste collection

is carried out not more than 90 days.

1.4.2.1 LiBr Solution Waste

LiBr concentrated solution is the only liquid waste produced. These solution are

moderately to highly irritant. That is why wastes from deactivated catalyst are

categorized as hazardous wastes that harm environment and people. Hazardous wastes

that are disposed of improperly can pollute the air, land, groundwater, and waterway

harming the environment and threatening community health. So, it is important that any

amount of hazardous waste be managed properly to avoid contaminating the

environment.

Treatment for deactivated catalyst cannot be done by our own plant. The

deactivated catalyst in salt solution form will be treated by PT Persada Pamunah Limbah

Industri. This treatment based on PP No. 18, year 1999 (Pengolahan Limbah B3 that

referred on UU No.23, year 1997 about environment management). There is also stated

in PP No. 18, year 1999, that B3 waste can be store for max. 90 days before handed to

waste Management Company.

1.4.2.2 Lubricant waste

Meanwhile, B3 liquid waste generated in the form of used lubricating oil used for

power generation and the oil derived from the processing of electricity. B3 liquid waste

management is done by collecting them in a temporary collection which then handed

over to the collector who meet the requirements.