 | International Correspondence Schools - 1908 - 754 стор.
...as nearly above the pipe as possible. /. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | 1913 - 242 стор.
...necessary, be allowed by special permission. f. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Joseph Gerald Branch - 1913 - 316 стор.
...sometimes be allowed by special permission. f. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Henry Charles Horstmann, Victor Hugo Tousley - 1916 - 458 стор.
...where there is any likelihood of dampness. f. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Walter Benedict Weber - 1916 - 164 стор.
...firmly-fixed non-conductor. Must be so placed in wet places that an air space will be left between conductora and pipes in crossing, and the former must be run...cannot come in contact with the pipe accidentally. The installation of electrical conductors in wood molding, or on insulators in elevator shafts will... | |
 | Amy Millicent Ashdown - 1917 - 866 стор.
...Hot-water bottles, well protected with good flannel covers, must be arranged in the bed around him in such a way that they cannot come in contact with the patient's body and yet may create a warm atmosphere around him (for method see p. 30), the object being... | |
 | New York (N.Y.). Board of Aldermen - 1920 - 904 стор.
...be allowed by special permission. f. Wires must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Terrell Croft - 1920 - 488 стор.
...allowed by special permission. 16/. If/. WIRES. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Terrell Croft - 1921 - 536 стор.
...allowed by special permission. 16/. 117. WIRES. Must be so placed in wet places that an air space will be left between conductors and pipes in crossing, and...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... | |
 | Sinclair Tousey - 1921 - 1372 стор.
...as nearly above the pipe as possible. (/) Must be so placed in wet places that an air-space will be left between conductors and pipes in crossing, and...cannot come in contact with the pipe accidentally. \Vires should be run over, rather than under, pipes upon which moisture is likely to gather or which,... | |
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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 all pipes upon which condensed moisture is likely to gather, or which by leakage... 
