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" Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they cannot come in contact with the pipe accidentally. Wires should be run over, rather than under,... "
Electric Lighting Specifications for the Use of Engineers and Architects - Сторінка 128
автори: Earle Abbott Merrill - 1892 - 176 стор.
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Storage Batteries ; Incandescent Lighting ; Arc Lighting ; Interior Wiring

1906 - 544 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes on which moisture is likely to gather or which, by leaking, might cause trouble...
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Modern Engineering Practice: A Reference Library..., Том 1

American School (Chicago, Ill.) - 1906 - 528 стор.
...places it should be arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble...
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Cyclopedia of Engineering: A Manual of Steam Boilers, Steam Pumps ..., Том 5

1906 - 590 стор.
...places it should bo arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble...
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Cyclopedia of Architecture, Carpentry and Building: A General Reference Work...

American School (Lansing, Ill.) - 1907 - 438 стор.
...places it should be arranged so that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather, or which by leaking might cause trouble...
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Modern Electrical Construction: A Reliable, Practical Guide for the Beginner ...

Henry Charles Horstmann, Victor Hugo Tousley - 1908 - 352 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over rather than under pipes upon which moisture is likely to gather or which, by leaking, might cause trouble...
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Storage Batteries ; Incandescent Lighting ; Arc Lighting ; Interior Wiring ...

International Correspondence Schools - 1908 - 660 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes on which moisture is likely to gather or which, by leaking, might cause trouble...
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Compiled Ordinances of the City of St. Paul, Minnesota

Saint Paul (Minn.). - 1908 - 1260 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...cannot come in contact with the pipe accidentally. Wire should be run over, rather than under, pipes upon which moisture is likely to gather, or which...
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Simultaneous Telephony and Telegraphy: Telephones; Telephone Train ...

International Correspondence Schools - 1913 - 654 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause...
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Electric Wiring

Joseph Gerald Branch - 1913 - 316 стор.
...be so placed in wet places that an air space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause...
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Medical Electricity, Röntgen Rays and Radium: With a Practical Chapter on ...

Sinclair Tousey - 1915 - 1418 стор.
...be so placed in wet places that an air-space will be left between conductors and pipes in crossing, and the former must be run in such a way that they...with the pipe accidentally. Wires should be run over, rather than under, pipes upon which moisture is likely to gather or which, by leaking, might cause...
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