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i <br /> a <br /> Date: August 18, 2015 <br /> Saleem Dooh Tower Engineering Professionals <br /> Crown Castle 326 Tryon Road <br /> 5350 North 48th Street, Suite 305 Raleigh, NC 27603 <br /> Chandler, AZ 85226 (919) 661-6351 <br /> (602) 845-1752 crown0tepgroup.net <br /> Subject: Structural Modification Analysis Report <br /> Carrier Designation: AT&T Mobility Co-Locate <br /> Carrier Site Number: SN05 <br /> Carrier Site Name: Paine Field <br /> Crown Castle Designation: Crown Castle BU Number: 856390 <br /> Crown Castle Site Name: Paine Field <br /> Crown Castle JDE Job Number: 321537 <br /> Crown Castle Work Order Number: 1104220 <br /> Crown Castle Application Number: 276861 Rev. 9 <br /> Engineering Firm Designation: TEP Project Number: 62974.36419 <br /> Site Data: 1118 80th Street Southwest, Everett, Snohomish County, WA 98203 <br /> Latitude 47055'28.99'; Longitude -122015'1.98" <br /> 100 Foot - Self Support Tower <br /> Dear Saleem Dooh, <br /> Tower Engineering Professionals is pleased to submit this "Structural Modification Analysis Report" to <br /> determine the structural integrity of the above mentioned tower. This analysis has been performed in accordance <br /> with the Crown Castle Structural 'Statement of Work' and the terms of Crown Castle Purchase Order Number <br /> 815043, in accordance with application 276861, revision 9. <br /> The purpose of the analysis is to determine acceptability of the tower stress level. Based on our analysis we have <br /> determined the tower stress level for the structure and foundation, under the following load case, to be: <br /> LC4.5: Existing + Proposed Equipment with Proposed Modifications Sufficient Capacity <br /> Note:See Table I and Table II for the proposed and existing loading,respectively. <br /> This analysis has been performed in accordance with the 2012 International Building Code based upon an ultimate <br /> 3-second gust wind speed of 110 mph converted to a nominal 3-second gust wind speed of 85 mph per section <br /> 1609.3.1 as required for use in the TIA-222-G Standard per Exception#5 of Section 1609.1.1. Exposure Category <br /> C and Risk Category II were used in this analysis. <br /> All modifications and equipment proposed in this report shall be installed in accordance with the appurtenances <br /> listed in Tables 1 and 2 and the attached drawings for the determined available structural capacity to be effective. <br /> We at Tower Engineering Professionals appreciate the opportunity of providing our continuing professional <br /> services to you and Crown Castle. If you have any questions or need further assistance on this or any other <br /> projects please give us a call. -{ <br /> Structural analysis prepared by: Michelle Lin/ BKO <br /> Respectfully submitted by: �� c'A <br /> z <br /> Ryan J. Rimmele, P.E., S.E. ,��s�5 <br /> R10 G��crl <br /> AL <br /> `SIGNAL �' <br />