Safety Rules for the Installation and Maintenance of Electric Supply and Communication Lines: Comprising Part 2 and the Grounding Rules of the Fifth Edition, National Electrical Safety Code. Supersedes H10 Issued September 23, 1941, Volume 10

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U.S. Government Printing Office, 1941 - Electrical engineering - 177 pages
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Contents

Sec 9 Rules covering methods of protective grounding of over
13
Scope nature and application of rules
29
Relations between various classes of lines
34
ClearancesContinued
44
ClearancesContinued
60
ClearancesContinued
68
Grades of construction
89
Loading for grades B C and D
97
Strength requirementsContinued
106
Strength requirementsContinued
116
Strength requirementsContinued
131
Strength requirementsContinued Page
140
Miscellaneous requirements
149
HI
164
Rules for underground linesContinued Pae
166

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