Geology and Soil Assessment for Construction
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Questions and Answers

Which of the following factors contributes most significantly to soil erosion?

  • Flat landforms
  • Low rainfall intensity
  • High vegetation cover
  • Long slopes (correct)

    • What is the primary purpose of conducting soil analysis for buildings over three stories?

  • To assess bearing capacity and bedrock depth (correct)
  • To determine soil color and texture
  • To identify vegetation types present
  • To evaluate surface water evaporation rates

    • What type of rock is formed from the cooling of lava?

  • Fossilized
  • Metamorphic
  • Igneous (correct)
  • Sedimentary

    • Which geological process can affect the suitability of a site for building projects?

    <p>Bedrock formation type</p> Signup and view all the answers

    What is the recommended maximum slope for roads to ensure safety in building constructions?

    <p>7%</p> Signup and view all the answers

    Which feature do geologic maps primarily display to support construction planning?

    <p>Arrangement of geologic features</p> Signup and view all the answers

    What characteristic of soils is particularly important for surface water filtration?

    <p>Soil texture</p> Signup and view all the answers

    How many test borings are required to adequately assess bedrock for construction purposes?

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

    What does the term 'slope' refer to in site analysis?

    <p>The vertical rise to the horizontal run expressed as a ratio</p> Signup and view all the answers

    What is a topographic map most commonly used for?

    <p>Displaying the slope and contour of the land along with natural features</p> Signup and view all the answers

    What does a slope map visually represent?

    <p>Areas grouped by a particular range of degree of inclination</p> Signup and view all the answers

    What information do contour lines on a map convey?

    <p>The elevations of the land in a plan view</p> Signup and view all the answers

    Which slope range corresponds to moderately sloping to strongly rolling terrain?

    <p>8-18%</p> Signup and view all the answers

    What is typically assessed during the site inventory and assessment phase?

    <p>The natural environment and physical characteristics of the site</p> Signup and view all the answers

    What does a contour interval indicate?

    <p>The vertical distance between adjacent contour lines</p> Signup and view all the answers

    What is the purpose of slope analysis in site planning?

    <p>To identify steep slopes and potential building locations</p> Signup and view all the answers

    What is the primary characteristic of a 100-Year Flood Plain?

    <p>It considers data from storms occurring every 100 years.</p> Signup and view all the answers

    Which of the following factors is NOT considered when analyzing the climate for construction planning?

    <p>Soil type</p> Signup and view all the answers

    Which of the following best describes endemic species?

    <p>Plants and animals unique to a particular geographic region.</p> Signup and view all the answers

    What is the purpose of hydrogeologic maps?

    <p>To portray aquifers and their characteristics.</p> Signup and view all the answers

    Which consideration is least relevant when planning to preserve existing features of a site?

    <p>Assessing the recreational potential of the area</p> Signup and view all the answers

    What role do recharge areas play in hydrogeology?

    <p>They facilitate the storage of surface water into aquifers.</p> Signup and view all the answers

    What is a primary concern regarding existing wooded areas during site analysis?

    <p>Preserving them is vital for maintaining wildlife.</p> Signup and view all the answers

    What is the significance of easements in the context of the Water Code of the Philippines?

    <p>They specify buffer zones for urban, agricultural, and forest areas.</p> Signup and view all the answers

    What should be considered when assessing the views from a site?

    <p>The elevation and angle of vertical view</p> Signup and view all the answers

    Which of the following factors influences the effectiveness of sun and wind orientation in building design?

    <p>The type and arrangement of plants</p> Signup and view all the answers

    What is the primary purpose of evaluating a site's exposure to roadway noise?

    <p>To create strategies for noise control</p> Signup and view all the answers

    How should a designer treat sites with outstanding natural features?

    <p>Integrate them into the overall design</p> Signup and view all the answers

    What is a significant aspect of a view corridor in building design?

    <p>It must lead to a focal point for observation</p> Signup and view all the answers

    What defines an earth berm in the context of site design?

    <p>A raised barrier of compacted soil</p> Signup and view all the answers

    When considering noise control, what types of barriers can be used?

    <p>Solid walls or embankments</p> Signup and view all the answers

    What is critical to understanding building location and orientation?

    <p>The spatial relationship between the building and its site</p> Signup and view all the answers

    What primary consideration should be taken into account during site appreciation and analysis?

    <p>Ecological, aesthetic, and socio-psychological aspects</p> Signup and view all the answers

    Which of the following best defines site design?

    <p>The arrangement of structures on a piece of land for predetermined functions</p> Signup and view all the answers

    What is the primary purpose of a land use map?

    <p>To provide the spatial distribution of land uses</p> Signup and view all the answers

    What is the focus of site selection and analysis?

    <p>Formulating site criteria for most suitable project placement</p> Signup and view all the answers

    How does zoning contribute to land use management?

    <p>By dividing a community into specifically regulated zones</p> Signup and view all the answers

    Which document typically contains guidelines for subdivision planning?

    <p>Deed of Restriction</p> Signup and view all the answers

    Why is it important to analyze existing utilities in relation to land use planning?

    <p>To provide a basis for understanding potential development constraints.</p> Signup and view all the answers

    What is the role of site development planning (SDP) services?

    <p>Integrating built structures with their surrounding environment</p> Signup and view all the answers

    What role does demographic analysis play in land use planning?

    <p>It examines social structures and their impact on land use.</p> Signup and view all the answers

    In urban and regional planning, what does comprehensive land use planning entail?

    <p>Creating an organized framework for the development and regulation of land use</p> Signup and view all the answers

    Which of the following accurately describes zoning ordinances (ZOs)?

    <p>Codes that classify land into areas for specific uses</p> Signup and view all the answers

    Which of the following is essential for building within a residential subdivision?

    <p>Subdivision deed restrictions</p> Signup and view all the answers

    What is a key aspect of site utilization and land-use studies?

    <p>Identifying a site's development potential through appropriate land use</p> Signup and view all the answers

    How do roads impact land use planning?

    <p>They serve as access routes that influence development opportunities.</p> Signup and view all the answers

    What is the significance of analyzing the relationship between a site and its adjacent areas?

    <p>It aids in identifying community facilities relevant to the site.</p> Signup and view all the answers

    Why is it necessary to identify historical and archaeological elements in land use planning?

    <p>To comply with regulations that protect these significant sites.</p> Signup and view all the answers

    What is a potential disadvantage of an irregular shaped lot when designing buildings?

    <p>Complicated grading arrangements</p> Signup and view all the answers

    Which type of street pattern involves a direct connection between communities with minimal crossings?

    <p>Linear or Street Ribbon</p> Signup and view all the answers

    In physical arrangements of building mass, what defines an 'Enclosed Space'?

    <p>Isolated space cut-up with traffic lines</p> Signup and view all the answers

    What challenge is primarily associated with corner elements in architectural design?

    <p>It restricts design uniformity due to shape adaptation</p> Signup and view all the answers

    Which of the following is NOT a characteristic of geometric street patterns?

    <p>Lack of organized block layout</p> Signup and view all the answers

    Which feature is essential in the siting of a building according to the content?

    <p>Establishment of terminal points</p> Signup and view all the answers

    What is a common advantage of using a gridiron street pattern?

    <p>Ease of laying out blocks and services</p> Signup and view all the answers

    Which of the following elements helps create a visual identity for a space?

    <p>Monuments, statues, or fountains</p> Signup and view all the answers

    What is a primary disadvantage of grading by cut?

    <p>High disposal costs and loss of topsoil</p> Signup and view all the answers

    Which method is appropriately used for grading plans involving large areas?

    <p>Contour Area Method</p> Signup and view all the answers

    What advantage does grading by fill offer compared to grading by cut?

    <p>Raising low spots for better drainage</p> Signup and view all the answers

    Combining cut-and-fill methods is considered to be what?

    <p>An efficient method preventing foreign soil introduction</p> Signup and view all the answers

    What is a common disadvantage when using grading by fill?

    <p>Increased risk of settling and erosion</p> Signup and view all the answers

    What is a primary characteristic of a cul-de-sac in urban planning?

    <p>Creates an enclosed space with fronting houses.</p> Signup and view all the answers

    Which urban planning instrument is best suited for rolling terrains?

    <p>Combination patterns</p> Signup and view all the answers

    What disadvantage is associated with loops in urban street design?

    <p>They tend to result in narrow streets.</p> Signup and view all the answers

    What is a key advantage of using a modified grid system in urban planning?

    <p>Provides easy and direct street layout for services.</p> Signup and view all the answers

    Which of the following instruments primarily uses circumferential roads to connect city centers to outskirts?

    <p>Radial systems</p> Signup and view all the answers

    What is the main advantage of developing on flat slopes?

    <p>Economical site development and adaptability to various street patterns</p> Signup and view all the answers

    What is a key consideration when developing on steep slopes?

    <p>Drainage problems might arise but can be mitigated</p> Signup and view all the answers

    Which type of slope allows for the construction of footpaths with a maximum slope of 14%?

    <p>Steep slopes</p> Signup and view all the answers

    When planning for drainage on moderate slopes, which of the following is most critical?

    <p>Surface drainage considerations</p> Signup and view all the answers

    What is one of the reasons for conducting slope analysis during site development?

    <p>To minimize the disturbance of the natural terrain</p> Signup and view all the answers

    Which statement about permitted angles of slope for parking areas is accurate?

    <p>Parking areas have a minimum slope of 1% and a maximum of 8%</p> Signup and view all the answers

    What challenge is typically associated with building on flat slopes?

    <p>Difficulty in drainage management</p> Signup and view all the answers

    What needs to be addressed when constructing ramps for vehicles on slopes?

    <p>Minimum slope of 5% and maximum slope of 8%</p> Signup and view all the answers

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