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Books Books 31 - 40 of 115 on ... two separate outlets, separated by natural strata of not less than one hundred....  
" ... two separate outlets, separated by natural strata of not less than one hundred feet in breadth, by which shafts or outlets distinct means of ingress and egress are always available to the persons employed in the mine, but... "
Mining Accidents and Their Prevention - Page 294
by Sir Frederick Augustus Abel - 1889 - 421 pages
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The Law of Collieries: A Handbook of the Law and Leading Case

John Coke Fowler - Mining law - 1884 - 439 pages
...time being at work at least two shafts or outlets, separated by natural strata of not less than ten feet in breadth, by which shafts or outlets distinct means of ingress and egress are available to the persons employed in such seam, whether such two shafts or outlets belong to the same...
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Pittsburgh Legal Journal, Volume 31

Law reports, digests, etc - 1884
...not less than one hundred and fifty feet In breadth, by which shafts, slopes, or outlets dl»tlnct means of ingress and egress are always available to the persons employed in the coal mine or colliery, but it shall not be necessary for the two shafts or outlets to belong to...
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Report, Volume 3

Iowa. State Dept. of Health - Public health - 1885
...to work therein unless •there are to every seam of coal worked in such mine, at least two separate outlets, separated by natural strata of not less than...egress are always available to the persons employed in the mine, bat in no case shall a furnace shaft be used as an escape shaft; and if the rnhie is a slope...
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Census reports Tenth census. June 1, 1880, Volume 14

United States. Census Office - Social Science - 1885 - 705 pages
...by natural strata of not less than one hundred and fifty feet in breadth, by which shafts, slopes, or outlets distinct means of ingress and egress are always available to the persons employed in the coal-mine: Provided, That if a new tunnel, slope, or shaft will be required for the additional...
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The Codes and Statutes of California, as Amended and in Force at the Close ...

California - Law - 1886
...by natural strata of not less than one hundred and fifty feet in breadth, by which shafts, slopes, or outlets distinct means of ingress and egress are always available to the persons employed in the coal mine; provided, that if a new tunnel, slope, or shaft will be required for the additional...
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Acts of the State of Ohio, Volume 83

Ohio - Session laws - 1886
...t-oal worked in eath mine, at least two separate outlets, set arattd by natural strata of not 1'SS than one hundred feet in breadth, by which shafts or outlets distinct me.ms of ingress and egress are always available to the persons employed in the mine ; but it is uoi...
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Acts of the State of Ohio, Volume 85

Ohio - Session laws - 1888
...to work therein, unless there are, to every seam of coal woiked in each mine, at least two separate outlets, separated by natural strata of not less than...which shafts or outlets distinct means of ingress and i-gress are always available to the persons employed in the mine; but it is not necessary for the two...
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Bulletin, Issue 75

California State Mining Bureau - Geology - 1917
...by natural strata of nftt less than one hundred and fifty feet in breadth, by which shafts, slopes, or outlets distinct means of ingress and egress are always available to the persons employed in the coal mine ; provided, that if a new tunnel, slope or shaft will be required for-tbe> additional...
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Biennial Report, Volumes 3-8

Iowa. Office of Mines Inspector - 1888
...every There shall b* yeam °f ''"•'' worked in such mine, at least two separate outlets; two separate separated by natural strata of not less than one hundred feet in outlets to every •,,,»•,,»• ii* ,- .. • Mam of coal breadth, by which shafts or outlets distinct...
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