| TASK |
DESCRIPTION |
| 1 |
Develop GIS hazard maps that incorporate site amplification and ground failures |
| 2 |
Support immediate seismological, geodetic, and geological fieldwork to collect perishable data from the Northridge
earthquake. |
| 3 |
Conduct quantitative inventory of damage and intensity |
| 4 |
Undertake geophysical and geological investigations of the elucidate regional fault structures |
| 5 |
Study details of the Northridge rupture process |
| 6 |
Clarify different contributions of the earthquake source from site and path effects in the strong-motion records |
| 7 |
Collect and analyze geological and geophysical data for understanding of recurrences of earthquakes in the San
Fernando Valley |
| 8 |
Analyze 3-dimensional character of the San Fernando Valley and monitor changes with geodetic surveys, such as GPS |
| 9 |
Improve broadband and strong-motion instrumentation to record larger aftershocks |
| 10 |
Conduct systematic studies of shaking amplification caused by the San Fernando sedimentary basin |
| 11 |
Undertake detailed seismic experiments to image the basin structures of the San Fernando Valley, Los Angeles, and
San Bernardino areas |
| 12 |
Study local site effects of seismic waves on a block-by-block scale |
| 13 |
Categorize local site response by shallow shear-wave velocity measurements |
| 14 |
Study and characterize nonlinear amplification of ground motion |
| 15 |
Investigate causes of high-amplitude shaking in Tarzana |
| 16 |
Examine local amplification effects at collapsed freeway sites |
| 17 |
Evaluate the role of ground failure on disruption of lifelines |
| 18 |
Produce realistic time histories of ground motions from scenario earthquakes |
| 19 |
Produce local site-response maps |
| 20 |
Produce regional seismic-hazards maps |
| 21 |
Conduct coordinated geological and geotechnical investigations to determine shaking and deformation at failed freeway
structures |
| 22 |
Determine variation of ground shaking in terms of source, propagation and site effects |
| 23 |
Evaluate the performance of earth slopes and earth-retaining structures |
| 24 |
Study the liquefaction and ground-displacement data for validating methods of predicting liquefaction hazards |
| 25 |
Study level of performance at sites where ground improvement techniques were used |
| 26 |
Investigate ground motions that contributed to the large movements in buildings |
| 27 |
Study the dynamic behavior and performance of instrumented buildings |
| 28 |
Provide data to support loss-estimation methodology |
| 29 |
Determine how effects of this earthquake influence hazard and risk maps |
| 30 |
Investigate damage and vulnerability patterns from Northridge and 1971 San Fernando earthquakes |
| 31 |
Apply econometric model for predicting losses from earthquakes in the San Fernando and Los Angeles basins |
| 32 |
Contribute to comprehensive NEHRP report on the Northridge earthquake |
| 33 |
Examine incentives for reduction of earthquake risk |
| 34 |
Improve capabilities to disseminate information in near real-time |
| 35 |
Develop documents of use to other regions regarding new insights in seismic hazards |
