Specifications include, but are not limited to: This Invitation to Bid (ITB) is issued to cover requirements for the Department of Transportation for the preparation and delivery of steel poles, mast arms, and bases which will be used to replace existing structures and/or for the installation of new structures for statewide projects. A. Galvanizing 1. Steel strain pole ASTM A123 2. Accessories and hardware ASTM A153 B. Black powder coating ASTM D6386 C. Shaft 1. Round tapered shaft ASTM A595 Grade A 2. minimum yield strength of 55,000 PSI after fabrication. D. Base plate 1. Made of one-piece hot-rolled steel ASTM A36 or A572 2. minimum yield strength of 36,000 PSI or 42,000 PSI, respectively E. Anchor bolts ASTM F1554, Grade 105 1. Minimum yield strength of 105,000 PSI, 2. Minimum ultimate tensile strength of 125,000 PSI, 3. Maximum elongation between minimum yield and minimum ultimate of 18 percent. F. Nut Covers ASTM B26 (319F or 356F) G. Handhole covers ASTM A1011 GR50 H. Pole top arm end cap ASTM B26 (356.0F) or A1011 I. Provide a metallic identification plate for each steel strain pole. Mechanically attach 6 inches above the handhole and orient the identification plate so it may be read from a ground observation position.
