Paleostress Analysis in Site Investigations
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Questions and Answers

What is the primary focus of paleostress analysis?

  • Preliminary survey
  • Geological method
  • Site investigation
  • Studying ancient stress fields in the Earth's crust (correct)

    • What is the main goal of a preliminary survey in site investigations?

  • To conduct in-depth field and laboratory tests
  • To review existing maps and reports
  • To conduct initial observations and identify areas of interest (correct)
  • To gather comprehensive data about site conditions

    • Which of the following geological methods is used to study underground conditions?

  • Reconnaissance
  • Subsurface exploration (correct)
  • Geophysical method
  • Surface mapping

    • What is the purpose of reconnaissance in phases of exploration?

    <p>To identify areas of interest</p> Signup and view all the answers

    Which of the following is NOT a geophysical method?

    <p>Trenching</p> Signup and view all the answers

    What is the primary focus of detailed investigation in site investigations?

    <p>To gather comprehensive data about site conditions</p> Signup and view all the answers

    What is the primary purpose of core boring in geotechnical site investigations?

    <p>To extract cylindrical samples of rock, soil, or sediment for analysis</p> Signup and view all the answers

    What is the term for the process of removing the core from the borehole and preserving it for analysis?

    <p>Core retrieval</p> Signup and view all the answers

    What is the primary concern in evaluating foundation conditions for dam construction?

    <p>Ensuring stable and impermeable conditions</p> Signup and view all the answers

    What is the term for the process of identifying and recording features such as fractures, faults, and bedding planes in core analysis?

    <p>Structural analysis</p> Signup and view all the answers

    What is the ideal condition for rock foundations in dam construction?

    <p>High-quality, unfractured rock</p> Signup and view all the answers

    What is the primary concern in evaluating rock stability for tunnel construction?

    <p>Evaluating the strength and stability of the rock mass</p> Signup and view all the answers

    What is a crucial consideration when evaluating the suitability of a building site?

    <p>Soil bearing capacity</p> Signup and view all the answers

    What is the primary concern when dealing with fault zones during construction?

    <p>Reinforcing areas with faults and fractures</p> Signup and view all the answers

    Why is it essential to assess the quality of materials encountered during excavation?

    <p>To assess the stability and usability of the materials</p> Signup and view all the answers

    What is a key consideration when designing a foundation?

    <p>Foundation type selection based on soil and rock conditions</p> Signup and view all the answers

    What is the primary goal of managing surface and subsurface water during construction?

    <p>To prevent erosion and landslides</p> Signup and view all the answers

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