12M Swaged Tubular Pole Durable For Overhead Electric Lines 11KV Or 33KV 1. Scope 1.1 This Specification covers the design, fabrication, testing and supply of tubular steel poles commonly used in overhead electric lines. 2. General The steel pole shall be fabricated in several lengths and strengths as specified in Table 1 contained herein. 2.1 The steel tubular poles must be manufactured by a company approved to quality standard ISO 9001:2000. The ISO 9001 certification