[Charts for Various Aspects of Poles]

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Description

Chart 1A-1B. Conductor loading nomograph, Chart 2A. Bending moment due to wind pressure on pole, Chart 2B. Ultimate resisting moments of wood poles, Chart 3. Catenary curve.

Physical Description

5 charts : ill. ; 57 cm.

Creation Information

United States. National Bureau of Standards. August 7, 1944.

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  • Main Title: [Charts for Various Aspects of Poles]
  • Added Title: National Bureau of Standards Reports Miscellaneous Publication M176
  • Series Title: National Bureau of Standards Reports

Description

Chart 1A-1B. Conductor loading nomograph, Chart 2A. Bending moment due to wind pressure on pole, Chart 2B. Ultimate resisting moments of wood poles, Chart 3. Catenary curve.

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5 charts : ill. ; 57 cm.

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Technical Report Archive and Image Library

The Technical Report Archive & Image Library (TRAIL) identifies, acquires, catalogs, digitizes and provides unrestricted access to U.S. government agency technical reports. The mission of TRAIL is to ensure preservation, discoverability, and persistent open access to government technical publications regardless of form or format.

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Related Items

Bending Moment Due to Wind Pressure on Pole Chart 2A (Technical Drawing)

Bending Moment Due to Wind Pressure on Pole Chart 2A

Chart showing bending moment due to wind pressure on poles for various pole heights, circumferences, and loading. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).

Bending Moment Due to Wind Pressure on Pole Chart 2A - ark:/67531/metadc100689

Ultimate Resisting Moments of Wood Poles Chart 2B (Technical Drawing)

Ultimate Resisting Moments of Wood Poles Chart 2B

Chart showing the ultimate resisting moments of wood poles based on the circumferences at ground line for different kinds of woods. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).

Ultimate Resisting Moments of Wood Poles Chart 2B - ark:/67531/metadc100690

Catenary Chart 3 (Technical Drawing)

Catenary Chart 3

Chart of catenary curve ordinates: "The curve gives approximate values of sag at all points on the catenary curve expressed in per cent of the center sag. The error is negligible for all spans in which the center sag is less than 10% of the span length." It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).

Catenary Chart 3 - ark:/67531/metadc100691

Conductor Loading Nomograph Chart 1B (Technical Drawing)

Conductor Loading Nomograph Chart 1B

Chart related to conductor loading showing vertical, transverse and conductor loads in pounds per linear feet of conductor. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).

Conductor Loading Nomograph Chart 1B - ark:/67531/metadc100688

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Creation Date

  • August 7, 1944

Added to The UNT Digital Library

  • March 5, 2016, 9:41 p.m.

Description Last Updated

  • April 21, 2016, 4:16 p.m.

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United States. National Bureau of Standards. [Charts for Various Aspects of Poles], technical drawing, August 7, 1944; Washington, D.C.. (https://digital.library.unt.edu/ark:/67531/metadc100687/: accessed July 19, 2025), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.

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