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S1545 utDrive <br />SITEPlymouth, IN 46563 <br />PRO Phone: 574.936.4221 <br />Fax: 574.936.8925 <br />Email. SP1Engineering@valmontcom <br />A VaknO Y COMPANY www.sit*prol.com <br />Analysis Desian Criteria <br />Maximum Mount Height <br />400' <br />Maximum Ultimate Wind Speed, no Ice <br />180 mph 3 sec gust <br />Maximum Design Wind Speed, no Ice <br />140 mph 3 sec gust <br />Maximum Design Wind Speed on Ice <br />60 mph 3 sec gust <br />Structure Class <br />I or II <br />Exposure Category <br />B or C <br />Topographic Category <br />I <br />Maximum Design Ice Thickness, ti <br />1" (2.75" factored ice) <br />Wind Direction Probability Factor, Kd <br />0.95 <br />Gust Effect Factor, Gh <br />1.0 <br />Capacity Results <br />The following factored loads at each mounting location represent the capacity of each bracket based on the <br />criteria and modelino technioue described above. <br />Normal Wind Load (no ice), Fno <br />.....................1400 lb <br />[875 lb Non -Factored] <br />Tangential Wind Load (no ice), Fto <br />.....................1400 lb <br />[875 lb Non -Factored] <br />Vertical (Dead) Load, Fzo <br />.....................700 lb <br />[583 lb Non -Factored] <br />Normal Wind on Ice, Fnl <br />.....................225 lb <br />Tangential Wind on Ice, Ft; <br />.....................225 lb <br />Vertical (Dead + Ice) Load, FZi <br />.....................900 lb <br />Normal Maintenance Wind Load, Fnm <br />.....................N/A lb <br />Tangential Maintenance Wind Load, Ftm <br />..................... N/A lb <br />Vertical Dead Load, F7m <br />..................... N/A lb <br />[ - lb Non -Factored] <br />Vertical Live Load, Lm* <br />..................... N/A lb <br />[ - lb Non -Factored] <br />- 18 <br />New York Georgia Indiana Oregon Caldonia Texas Florida <br />1-888-438-7761 1 866-901-0603 1-888-753-7446 1-888-880-9191 1-888 776d937 1-888-809-5151 1-844.278.6371 <br />