ANSI ASC O5 O5.4:2017 pdf download

ANSI ASC O5 O5.4:2017 pdf download.Naturally Durable Hardwood Poles:Specifications and Dimensions. ANSI ASC O5 O5.4 provides minimum specifications for the quality and dimensions of naturally durable hardwood poles without preservative treatment to be used in single-pole utility structures. The poles...