 | New York (State). Legislature. Senate - 1915 - 962 páginas
...elevator shafts shall be thoroughly planked over. 5. If elevators, elevating machines or hod-hoisting apparatus are used within a building in the course...lifting materials to be used in such construction, the shafts or openings in each floor shall be inclosed or fenced in on all sides by a barrier of suitable... | |
 | New York (State). Factory Investigating Commission - 1915 - 950 páginas
...elevator sJiafts shall be thoroughly planked over. 5. If elevators, elevating machines or hod-hoisting apparatus are used within a building in the course...lifting materials to be used in such construction. the shafts or openings in each floor shall be inclosed or fenced in on all sides by a barrier of suitable... | |
 | Spokane (Wash.) - 1915 - 996 páginas
...Protection of Employees. If elevating machines or hoisting apparatus are used within any building in course of construction, for the purpose of lifting...construction, the contractors or owners shall cause the shafts and all openings in each floor to be enclosed or fenced in on all sides by a substantial barrier at... | |
 | Louisiana, Robert Hardin Marr - 1915 - 954 páginas
...building. Elevator Shaft; Foundation for Engine. 4113. [Sec. 8.] If, elevating machines or hoisting apparatus are used within a building in the course of construction for the purpose of lifting material, the contractor or owner shall cause the shafts or openings in each floor to be enclosed or... | |
 | New York (State). Industrial Commission - 1916 - 824 páginas
...specifications for stairways and elevator shafts. If elevators, elevating machines or hod-hoisting apparatus are used within a building in the course...shall cause the shafts or openings in each floor to be inclosed or fenced in on all sides by a harrier at least eight feet in height, except on two sides... | |
 | 1916 - 1250 páginas
...apparatus are used within a building in course of construction, for the purpose of lifting material to be used in such construction, the contractors or owners shall cause the shafts or openings in such floor to be inclosed or fenced in on all sides by n substantial barrier, at least four feet in... | |
 | New York (State). Department of Labor - 1917 - 778 páginas
...effective guard around all floor openings. All hoistways and elevator shaft openings in each floor should be enclosed or fenced in on all sides .by a barrier at least 8' in height, except on two sides where materials are taken off or put on the elevator or hoist. These... | |
 | Hannis Taylor - 1917 - 1038 páginas
...the floors of a building in the course of construction through which is operated an elevator or hoist for the purpose of lifting materials to be used in such construction, does not deny the equal protection of the laws because the act does not require other unenclosed openings... | |
 | New York (State). Dept. of Labor - 1918 - 638 páginas
...effective guard around all floor openings. All hoistways and elevator shaft openings in each floor should be enclosed or fenced in on all sides by a barrier at least 8' in height, except on two sides where materials are taken off or put on the elevator or hoist. These... | |
 | New York (State). Department of Labor - 1919 - 1406 páginas
...specifications for stairways and elevator shafts. If elevators, elevating machines or hod-hoisting apparatus are used within a building in the course...shall cause the shafts or openings in each floor to be inclosed or fenced in on all sides by a barrier at least eight feet in height, except on two sides... | |
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If elevators, elevating machines or hod-hoisting N apparatus are used within a building in the course of construction, for the purpose of lifting materials to be used in such construction, the contractors or owners shall cause the shafts or openings in... 
