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Utility » Overview » Transmission Poles » Distribution Poles » SW (Sub-Transmission) Poles » Substation Structures » Combination Structures » Overview » Frequently Asked Questions » Distribution Poles Selection Guide » Comparisons » ANSI 05.1 » Pre-Drilled Poles » NESC Utility: Distribution Poles   ANSI 05.1 Class Requirements Class Horizontal Load (lbs.) H6 11,400 H5 10,000 H4 8,700 H3 7,500 H2 6,400 H1 5,400 1 4,500 2 3,700 3 3,000 4 2,400 5 1,900 6 1,500 7 1,200 9 740 10 370

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