Line construction: Crossarms and dead end assemblies

utility poles Hughes Brothers

Transmission poles: Hughes Brothers manufactures Douglas-fir crossarms to a large variety of specifications and cross-sectional dimensions. Find which crossarm specification is best suited to the application at hand.

Crossarms
1) Utility Specifications:
Hughes Brothers, Inc. can manufacture crossarms in accordance with any utility specification using material which has been pre-graded to WCLIB Paragraph 170 and 170a. Crossarms are also routinely manufactured in accordance with ANSI 05.3, RUS 1728H-701 and the old RUS DT-5B and EEI specification TD-90.

2) RUS Specification:
Unless specified otherwise, Hughes Brothers lumber- graders will apply the provisions of RUS 1728H-701 as the minimum acceptable quality of wood crossarm for any crossarm purchased.

Choice of structural materials:
Hughes Brothers, Inc. offers distribution crossarms made from solid sawn Douglas-fir, glue laminated wood in ac- cordance with ANSI 05.2. By making all types of crossarms available, the customer can make the best choice based on economic and other factors present at that time.

For more information about Hughes Brothers or other products, click here to go to Utility Products’ Buyers Guide.
 



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