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10/1/23,, 9:05 AM <br />U.S. Seismic Design Maps <br />SfA <br />USGS web services were down For some period of time and as a result this tool wasn't operational, resulting in timeout error. <br />USGS web services are now operational so this tool should work as expected. <br />1903 Jackson Ave, Everett, WA 98203, USA <br />Latitude, Longitude: 47.9332236,-122.2067527 <br />Beverly view <br />adult family home <br />rereve Dr <br />a <br />m <br />a` <br />cc <br />73rd St SE <br />Go ! <br />Date <br />Design Code Reference Document <br />Risk Category <br />Site Class <br />Ryan' 'sh Shop <br />Jackson Ave <br />Ash <br />Arise 1 st AFH IV <br />73rd St SE <br />10/1/2023, 9:05:49AM <br />ASCE7-16 <br />II <br />D - Default (See Section 11.4.3) <br />Type <br />Value <br />Description <br />Ss <br />1.316 <br />MCER ground motion. (for 0.2 second period) <br />S, <br />0.466 <br />MCER ground motion. (for 1.0s period) <br />SMs <br />1.579 <br />Site -modified spectral acceleration value <br />SMt <br />null -See Section 11.4.8 <br />Site -modified spectral acceleration value <br />SDs <br />1.052 <br />Numeric seismic design value at 0.2 second SA <br />SD1 <br />null -See Section 11.4.8 <br />Numeric seismic design value at 1.0 second SA <br />Type <br />Value <br />Description <br />SDC <br />null -See Section 11.4.8 <br />Seismic design category <br />Fa <br />1.2 <br />Site amplification factor at 0.2 second <br />Fv <br />null -See Section 11.4.8 <br />Site amplification factor at 1.0 second <br />PGA <br />0.567 <br />MCEG peak ground acceleration <br />FPGA <br />1.2 <br />Site amplification factor at PGA <br />PGAM <br />0.681 <br />Site modified peak ground acceleration <br />TL <br />6 <br />Long -period transition period in seconds <br />SsRT <br />1 316 <br />Probabilistic risk -targeted ground motion. (0.2 second) <br />SsUH <br />1.458 <br />Factored uniform -hazard (2% probability of exceedance in 50 years) spectral acceleration <br />SsD <br />3.915 <br />Factored deterministic acceleration value. (0.2 second) <br />S1 RT <br />0.466 <br />Probabilistic risk -targeted ground motion. (1.0 second) <br />S1 UH <br />0.519 <br />Factored uniform -hazard (2% probability of exceedance in 50 years) spectral acceleration. <br />S1 D <br />1,573 <br />Factored deterministic acceleration value. (1.0 second) <br />PGAd <br />1.29 <br />Factored deterministic acceleration value. (Peak Ground Acceleration) <br />Adams Ave <br />a3 <br />m <br />73rd St SE <br />Map data t92023 <br />hftps://www.seismicmaps.org 1 /3 <br />