Seismic Surveys - Monitoring and Testing Information

Articles & Whitepapers

Passive seismic horizontal to vertical spectral ratio (HVSR) surveying to help define bedrock depth, structure and layering in shallow coal basins

Summary Trial passive seismic HVSR survey lines were carried out in the north-western part of the Wilga sedimentary basin in Western Australia, which is a small and shallow isolated sub-basin to the Perth Basin, sitting above rifted Archaean granite-gneiss basement rocks. The HVSR survey method was trialled to determine if it could resolve subsurface basin features quickly and cheaply. This trial ...

Update on the geophysical expression of the Abra sedimentary replacement Pb-Ag-Cu-Au deposit, Western Australia

Summary The Abra sedimentary replacement Pb-Ag-Cu-Au deposit is located in the Paleoproterozoic Edmund Basin, 900km NNE of Perth. Mineralisation at Abra has no surface expression and the deposit was ...

Newsletter - Ita

This newsletter highlights some novelties from MoHo. Vibrì - A new software for analyzing the exposure to vibration of buildings and their occupants. HVSR - Contouring of vertical profiles. New trainings and courses in Italian and English, ...

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Portable (BackPack) Manual Winch Direct Drive

The HR-1 and HR-2 are designed for line handling duties. The HR-1 is direct drive, while the HR-2 has two speeds available.