O116-1969 (R2008)

1. Scope 1.1 General This Standard covers the physical properties and workmanship requirements of sawn wood crossarms for power utility use (3¾ x 4¾ inches) and communication utility use (3¼ x 4¼ inches). 1.2 Reference Publications This Standard makes reference to the following publications, and where such reference is made it shall be to that edition of such publication as listed below: CSA Standards C83-1964, Communication and Power Line Hardware; O80-1966, Wood Preservation; O86-1959, Code of Recommended Practice for Engineering Design in Timber; O124-1957, The Physical Properties of Power and Communication Wood Insulator Pins; Z90-1967, Sampling Procedures (Special Publication); ASTM¹ Standard D245-68T, Methods for Establishing Structural Grades for Visually Graded Lumber (¹American Society for Testing and Materials); CGSB² Specifications 105-GP-1-1964, Inspection by Attributes; 105-GP-2-1965, Guide to the Use of CGSB Specification 105-GP-1 (²Canadian Government Specifications Board).