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ECN NO./ <br /> PAGE 10 OF 17 <br /> ARSENE PROFESSIONAL ENGINEERS INC. <br /> CALCULATION SHEET <br /> Project 18-TAEC-008 Site Location EVERETT <br /> Subject STRUCTURAL ANALYSIS OF TAEC SITE SE01688A Sheet of <br /> REV ORIGINATOR DATE REVIEWER DATE REV ORIGINATOR DATE REVIEWER DATE <br /> 0 A.COCOSILA 05/31/2018 F.ARSENE 05/31/2018 <br /> 4.2 Antennas and RRU Seismic Loadings <br /> The seismic coefficients are in accordance with ASCE 7-10 code (Table 13.6-1 Seismic <br /> Coefficients for Mechanical and Electrical Components). <br /> Seismic coefficients <br /> ap 1.0 [-] <br /> Rp 1.5 [-] <br /> Ip 1.0 [-] <br /> The seismic force design for each component is determined in accordance with ASCE 7 -10 <br /> code (Eq. 13.3-1). <br /> F 0.4a( 3R pswP 1 + 2-h) <br /> P `l <br /> 1,p) <br /> Knowing that these components will be located on the rooftop, we assume z = h. <br /> Element 4htp z h Fp,min Fp.rEY Fp <br /> [lbs] [feet] [feet] [lbs] [lbs] [lbs] <br /> Commscope FFHH-65C-R3 127.6 88.8 88.8 36.3 193.3 96.7 <br /> H@XX-3319DS-A2M 38.1 88.8 88.8 10.8 57.7 28.9 <br /> RRU AHLOA 84 88.8 88.8 23.9 127.3 63.6 <br /> FRIG 57,1 88.8 88,8 16.2 86.5 43.3 <br /> FHFS 48.5 88.8 88.8 13.8 73.5 36.7 <br /> 4.3 Antennas and RRU Wind Loadings <br /> 4.4 Velocity Pressure <br /> The wind loads are determined using the definition of the TIA-222- G Standard from the <br /> chapter 2.6. <br /> We consider the wind directionality factor Kd equal to 0.85 (see Table 26.6-1). <br /> The velocity pressure exposure coefficient KZ is determined for the exposure type B: <br /> a = 7.0 z9 f= 1200 t ,-4,1� <br /> ARSENE PROFESSIONAL ENGINEERS INC(CALCULATION SHEET 06/2012) <br />