907-722.02.3--Design Strength Requirements. Delete Subsection 722.02.3 on pages 864 thru 866, and substitute the following. Unless specified otherwise in the plans, poles shall meet the requirements of the AASHTO Standard Specifications for Structural Supports for Highway Signs, Luminaires, and Traffic Signals, as specified in the plans with all interim supplements. All components of the assemblies shall be designed to the following: Importance Factor: 1.0; 50 year mean recurrence interval Basic Wind Speed (3 second gust): As shown on the project plans Minimum Gust Effect Factor: 1.14 Fatigue Category: II Ice Loading: As shown on the project plans Natural Wind Gust Pressure Loads: Included Truck Induced Gust Pressure Loads: Not included Galloping: Not included
