WAC 296-45-045. NESC applicable

(1) All electric utilities and entities operating transmission and distribution facilities within the state of Washington must design, construct, operate, and maintain their lines and equipment according to the requirements of the 2017 National Electrical Safety Code (NESC) (ANSI-C2), parts (1), (2), and (3). Note: The department has copies of the NESC available for review at each service location across the state. To purchase a copy, write to: The Institute of Electrical and Electronics Engineers, Inc. (IEEE, Inc.) 445 Hoes Lane Piscataway, NJ 08855-1331 (2) The employer must ensure that climbing space is provided on all poles and structures. The climbing space must meet the requirements of the 2017 National Electrical Safety Code (NESC) (ANSI-C2), except that Rule 236H does not apply.