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PROPERTY, PLANT AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2018

Text block [abstract]

Movement in Property, Plant and Equipment


		2018												2017
		Historical cost				Accumulated depreciation				Net value				Historical cost				Accumulated depreciation				Net value
In service
Land			231				(16	)			215				225				(14	)			211
Reservoirs, dams and watercourses			3,282				(2,132	)			1,150				3,285				(2,051	)			1,234
Buildings, works and improvements			1,114				(800	)			314				1,117				(786	)			331
Machinery and equipment			2,773				(1,919	)			854				2,936				(2,062	)			874
Vehicles			32				(27	)			5				29				(26	)			3
Furniture and utensils			16				(12	)			4				16				(13	)			3

			7,448				(4,906	)			2,542				7,608				(4,952	)			2,656

In progress			120				—				120				106				—				106

Net property, plant and equipment			7,568				(4,906	)			2,662				7,714				(4,952	)			2,762

Changes in PP&E are as follows:


		2017				Additions				Disposals				Depreciation				Transfer to Held for sale				Adjustment for business combination				Transfers / capitalizations				2018
In service
Land			211				—				—				(2	)			—				—				6				215
Reservoirs, dams and watercourses			1,234				—				(2	)			(82	)			—				—				—				1,150
Buildings, works and improvements			331				—				—				(19	)			—				—				2				314
Machinery and equipment			874				—				(9	)			(70	)			(256	)			296				19				854
Vehicles			3				—								(2	)			—				—				4				5
Furniture and utensils			3				—				—				—				—				—				1				4

			2,656				—				(11	)			(175	)			(256	)			296				32				2,542

In progress			106				77				(22	)															(41	)			120

Net property, plant and equipment			2,762				77				(33	)			(175	)			(256	)			296				(9	)			2,662


		2016				Additions				Jaguara, Miranda and Volta Grande Plants (1)				Disposals				Depreciation				Transfers / capitalizations				2017
In service
Land			279				—				(61	)			(1	)			(6	)			—				211
Reservoirs, dams and watercourses			1,761				—				(441	)			(4	)			(85	)			3				1,234
Buildings, works and improvements			418				—				(69	)			—				(20	)			2				331
Machinery and equipment			1,172				—				(305	)			(5	)			(93	)			105				874
Vehicles			4				—				—				—				(1	)			—				3
Furniture and utensils			3				—				—				—				—				—				3

			3,637				—				(876	)			(10	)			(205	)			110				2,656
In progress			138				83								(17	)			—				(98	)			106

Net property, plant and equipment			3,775				83				(876	)			(27	)			(205	)			12				2,762


		2015				Additions				Disposals				Depreciation				Transfers / capitalizations				2016
In service
Land			279				—				—				—				—				279
Reservoirs, dams and watercourses			1,830				—				—				(99	)			30				1,761
Buildings, works and improvements			437				—				(1	)			(23	)			5				418
Machinery and equipment			1,192				—				(42	)			(110	)			132				1,172
Vehicles			8				—				—				(2	)			(2	)			4
Furniture and utensils			4				—				—				—				(1	)			3

			3,750				—				(43	)			(234	)			164				3,637
In progress			190				120				(13	)			—				(159	)			138

Net property, plant and equipment			3,940				120				(56	)			(234	)			5				3,775

Summary of Property Plant and Equipment Depreciation Rate


Generation		(%)				Administration		(%)
Reservoirs, dams and watercourses			2			Software			20
Buildings – Machine room			2			Vehicles			14.29
Buildings – Other			3.33			IT equipment in general			16.67
Generator			3.33			General equipment			6.25
Water turbine			2.5			Buildings – Other			3.33
Pressure tunnel			3.13
Command station, panel and cubicle			3.57
Town planning and improvements			3.33