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Ehresmann :;.�• ' `�, <br /> ��West 31st Street Yankton,SD 57078Engineering inc. j <br /> andASSOCiateS Phone: (605)665-7532 Fax: (605)665-9780 •:ti �- t <br /> • a <br /> E-Mail:eei®byelectric.com ':E„,,,..++'';.:• <br /> Web Address: http://sidibi.northern.edu/chmsmann/ee_home.htm <br /> November 15, 1999 <br /> Mr. Dan Vaughan <br /> Arden Towers, Inc. <br /> 3440 Bayside Road <br /> Orono, MN 55356 <br /> Ph: 612-473-3660 <br /> Fax: .612-473-3880 <br /> Subject: 700 ' Rohn 80 Guyed Tower <br /> Site: Arden Hills, MN <br /> EEI JO: 27366-99 (Revision 7) <br /> Dear Mr. Vaughan, <br /> We have completed. our revised structural stress analysis of <br /> the above described tower per your request. All information <br /> required to complete our structural analysis was furnished <br /> to EEI by your office. <br /> Antenna and feedline loading were included per meeting with <br /> you at our office dated 10/12/99. <br /> Our revised analysis was complete er T A EIA-222-F, 80 mph <br /> wind velocity and 1/2" ice with ctio allowed per your <br /> instructions. Our analysis inclu d following loading: <br /> � w�s�- re,��efi.• 7 <br /> F.xiSting Loading <br /> ITEM ELEVATION REMARK <br /> ------------------------------------------------------------ <br /> Beacon & Strobe 700 ' Existing <br /> PD458 on 6' SA 700 ' Existing <br /> PD1110 on 6' SA 700 ' Existing <br /> Preamp 698 ' Existing <br /> .7' Stabilizer 680 ' Existing <br /> PD1132 on 6' SA 660 ' Existing <br /> PD1110 on 6' SA 655 ' Existing <br /> 7 ' Stabilizer 600 ' Existing <br /> PD458 on 6 ' SA 570 ' Existing <br /> PD1110 on 6 ' SA 570 ' Existing <br /> PD458 on 6' SA 555 ' Existing <br /> 5.55 ' <br /> PD43 on 6' SA 540 ' Existing <br /> TD6074- -on- --6' SA- _ 54-0Existing <br /> Side Lights 535 ' Existing <br /> TDE6073 on 6' SA 520 ' Existing <br /> Antenna Support Structures- Guyed and Self-Supporting Towers and Monopoles-Steel Fabrication <br /> Structural Analysis-Inspection-Specificationsl Project Managment- Detailing -P.E. Certification <br />