35 (Unit: Million Baht) Separate financial statements Land and land improvements Buildings and building improvements Machinery and pipes Tools and factory equipment Furniture, fixtures and office equipment Vehicles Assets under installation and construction Total Accumulated depreciation 1 January 2022 - 19,533 80,080 1,971 873 447 - 102,904 Depreciation for the year - 1,361 6,107 131 93 16 - 7,708 Depreciation on disposals/write off - - (3,013) (16) (20) (1) - (3,050) 31 December 2022 - 20,894 83,174 2,086 946 462 - 107,562 Depreciation for the year - 1,360 6,750 123 86 9 - 8,328 Depreciation on disposals/write off - (17) (1,686) (26) (15) - - (1,744) 31 December 2023 - 22,237 88,238 2,183 1,017 471 - 114,146 Allowance for impairment loss 1 January 2022 - - 80 - - - 456 536 31 December 2022 - - 80 - - - 456 536 31 December 2023 - - 80 - - - 456 536 Net book value 31 December 2022 11,159 18,853 69,698 604 217 29 8,913 109,473 31 December 2023 11,159 17,515 66,414 531 163 21 16,646 112,449 Depreciation for the year 2022 (Baht 7,526 million included in cost of sales and services, and the balance in administrative expenses) 7,708 2023 (Baht 8,158 million included in cost of sales and services, and the balance in administrative expenses) 8,328 328 IRPC Public Company Limited Notes to the Consolidate Financial Statements
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