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Seven identified sources for NAPS site from USGS Fifteen identified sources for NAPS site from NDMA
Catalogue Catalogue
Fig. 7.27: Source Models for NAPS PSHA Study

7.9.3 Dynamic Soil-Structure Interaction Analysis of includes analytical half-space model for layered soil which
Control Building of GHAVP-1&2 captures soil wave propagation effects in all frequency
ranges. The analytical half-space model coupled with
As part of independent verification to provide inputs structural FEM provides a unique frequency dependent
for design safety review of civil engineering aspects of SSI analysis capability unlike traditional FEM softwares.
GHAVP, dynamic SSI analysis of control building was Typical contour of induced internal force in control
carried out by AERB in specialised SSI software, SASSI. building for typical soil characteristics is shown in Fig.
SSI analysis is conducted in frequency domain and 7.28.

Fig. 7.28: Typical Response Contour Generated from SASSI Output (Cut view)

96 AERB Annual Report 2019