77

C—2

APPENDIX B.

REPORTS RELATING TO THE INSPECTION OF COAL-MINES.

The Inspecting Engineer of Mines to the Under-Secretary of Mines. Sir,— Wellington, 11th April, 1913. I have the honour to present the annual reports of inspection, together with statistical information, in regard to the coal-mines of the Dominion, for the year ended 31st December, 1912. The reports are divided into the following sections : — I. Output of Mineral. 11. Persons employed. 111. Accidents. IV. General Eemarks. Annexures—■ (a.) Inspectors' Reports, Extracts from. (6.) Mine Officials' Examinations, and List of Certificate-holder . (c.) Statistics of Working Collieries. (d.) Technical Papers relating to Breathing-apparatus ; Qualification of British Deputies ; Safety-blocks for Inclines ; and Mine-gases.

SECTION I.—OUTPUT OF MINERAL. The output of the several classes of coal mined in each inspection district is summarized as follows : —

11—0. %

Output of Coi d during 1912. Total Out mt Class of Coal, &o. Northern Distriot. West Coast District. Southern District, Total. to the ; End of 1912. Tons. 116,147 Tons. 1,301,461 Tons. Tons. 1,417,608 Tons. 21,326,053 Bituminous and semi-bitu-minous coal Pitch-coal 1,991,197 10,450,092 1,693,472 Brown coal Lignite 267,700 4,115 276,975 211,217 4,115 544,675 211,217 Totals for 1912 ... 383,847 1,301,461 492,307 2,177,615 35,460,814 Totals for 1911 ... 397,872 1,218,693 449,508 2,066,073 33,283,199