Supporting Documentation · Apr 15, 2026
Stormwater Management Report 4898 2292 85031
8d87c44aba7a72d151be72deaef2cff9bbbc23ab480605ed2a16ebd8c2456a56Indexed text · page 205
Show all pagesA This is a beta release of the new ATC Hazards by Location website. Please contact us with feedback. C YT ¢ Hazards by Location Search Information Address: 525 Northfield Ave, West Orange, NJ 07052, USA Coordinates: 40.7705012, -74.2774591 Elevation: 385 ft Timestamp: 2024-08-27T17:48:58.307Z Hazard Type: Seismic Reference Document: ASCE7-16 Risk Category: " Site Class: c MCER Horizontal Response Spectrum Design Horizontal Response Spectrum Sa(g) Sa(g) 0.30 0.20 oa 0.15 0.10 mae 0.05 0.00 0.00 0.0 10 20 30 40 50 60 7.0 Period(s) 00 10 20 30 40 50 60 7.0 Period (s) Basic Parameters Name Value Description Ss 0.282 MCE ground motion (period=0.2s) Sy 0.059 MCE ground motion (period=1.0s) Sus 0.367 Site-modified spectral acceleration value Sui 0.089 Site-modified spectral acceleration value Sps 0.245 Numeric seismic design value at 0.28 SA Sor 0.059 Numeric seismic design value at 1.0s SA ~Additional Information Name Value Description spc B Seismic design category Fy 1.3 ‘Site amplification factor at 0.2s Fy 15 ‘Site amplification factor at 1.0s CRs 0.935 Coefficient of risk (0.2s) CR, 0.944 Coefficient of risk (1.0s) PGA 0.173 MCEg peak ground acceleration
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