Land Geophysical - Soil and Groundwater Information

Articles & Whitepapers

Methods used to carry out six roadway investigations of sinkholes

Abstract Karst conditions are a prevalent problem impacting many roads, bridges and highways of the United States. Six case-histories present an overview of investigations made to determine the presence of karst (sinkholes and cavities) and their possible impact on existing or new construction. These six case-histories represent projects which range from reconnaissance investigations to identify ...

Analyzing and representing Downhole information on a daily basis using ESdat and Encom Discover - Case Study

GHD used ESdat to optimize data collection and analysis and minimize data handling when working with downhole data information. 3D data output was provided by Encom Discover. Overview GHD is an ...

EUR 195m earth monitoring satellite contract signed

The European Space Agency and Astrium have signed a EUR 195 million contract to provide the first Sentinel-2 earth observation satellite, devoted to monitoring the land environment, as part of the European GMES programme. As prime contractor, ...

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Seating Nipple - Botton No Go

The Model “WC-SNR” Nipple is a Bottom No-Go Seating Nipple which allows for the location of various flow control devices in the production string May be used in the following applications: Land blanking plugs to shut in well or to test the production tubing. Land velocity type safety valves. Land equalizing check valves. Land circulating blanking plugs. Land chokes to reduce surface ...