 ... thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work Is being erected, except such spaces as may be reasonably required for the proper construction of such iron or steel work, and for the raising...  Congressional Serial Set - Página 9161906Visualização completa - Sobre este livro
 | New York (State). Bureau of Labor Statistics - 1902 - 794 páginas
...construction or the owners of such buildings, shall thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work Is...construction of such iron or steel work, and for the raising or lowering of materials to be used in the construction of such building, or such spaces as may be... | |
 | 1915 - 1294 páginas
...tier of iron or steel beams on which the structuial iron or steel work is being erected, except spaces reasonably required for the proper construction of such iron or steel work and for raising or lowering materials, does not require that during construction a floor should be laid over... | |
 | 1908 - 1132 páginas
...thoroughly plank over the entire tier of iron or steel beams on which the structural iron or f-teel work is being erected, except such spaces as may be...of materials to be used in the construction of such buildings, or such spaces as may be designated by the plans and specifications for stairways and elevator... | |
 | 1897 - 866 páginas
...the floor beams arc of iron or steel, to thoroughly plank over the eutiro tier of iron or steel hcams on which the structural iron or steel work is being erected, except such spacrs as may be reasonably required for proper construction of said iron or steel work and for the... | |
 | New York (State) - 1896 - 1262 páginas
...where the floor beams are of iron or steel, to thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work is...except such spaces as may be reasonably required for proper construction of said iron or steel work and for the raising or lowering of materials used or... | |
 | New York (State) - 1896 - 1294 páginas
...where the floor beams are of iron or steel, to thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work is...except such spaces as may be reasonably required for proper construction of said iron or steel work and for the raising or lowering of materials used or... | |
 | New York (State) - 1897 - 996 páginas
...contractor shall keep planked over the floor two stories below the story where the work is being performed. work is being erected, except such spaces as may be...construction of such iron or steel work, and for the raising or lowering of materials to be used in the construction of such building, or such spaces as may be... | |
 | 1898 - 1026 páginas
...construction, or the owners of such buildings, shall thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work is...construction of such iron or steel work, and for the raising or lowering of materials to be used in the construction of such building, or such spares as may be... | |
 | New York (State). Office of Factory Inspectors - 1898 - 846 páginas
...plank over the entire tier of Iron or steel beams on which the structural iron or steel work Is Deing erected, except such spaces as may be reasonably required...construction of such iron or steel work, and for the raising or lowering of materials to be used in the construction of such building, or such spaces as may be... | |
 | New York (State). Office of Factory Inspectors - 1899 - 906 páginas
...construction or the owners of such buildings, shall thoroughly plank over the entire tier of iron or steel beams on which the structural iron or steel work is...construction of such iron or steel work, and for the raising or lowering of materials to be used In the construction of such building, or such spaces as may be... | |
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