Maricopa Community Colleges  DFT216   19946-19965 
Official Course Description: MCCCD Approval: 02/22/94
DFT216 19946-19965 L+L 3 Credit(s) 6 Period(s)
Descriptive Geometry
Graphical solutions for problems in engineering drawing. A study of the geometry of technical drawing with emphasis on the space relationship of points, lines and planes. Prerequisites: DFT110 or DFT121 or equivalent.
Go to Competencies    Go to Outline
 
MCCCD Official Course Competencies:
 
DFT216   19946-19965 Descriptive Geometry
1. Use drafting instruments properly. (I)
2. Solve geometric construction problems. (II)
3. Layout orthographic projections properly. (III)
4. Classify lines correctly. (IV)
5. Relate points, lines, and planes properly. (IV)
6. Use proper techniques to relate intersection lines, planes, and solids. (V,VI)
7. Develop and build models of plane surfaces, curved surfaces, warped surfaces, and transition pieces. (VII)
8. Resolve problems using proper descriptive application in mining and geology. (VIII)
Go to Description    Go to top of Competencies
 
MCCCD Official Course Outline:
 
DFT216   19946-19965 Descriptive Geometry
    I. Lettering, notation, linework, and equipment
        A. Notations and labeling
        B. Lettering
          1. Type and technique
          2. Quality and form
        C. Linework
          1. Pencil selection
          2. Standard line form
        D. Equipment
          1. Required instruments
          2. Proper usage
          3. Proper care
      II. Geometric construction
          A. Plane surfaces
          B. Lines
          C. Circles and arcs
          D. Curved surfaces
          E. Warped surfaces
        III. Multiview projections
            A. Orthographic projections
            B. Principal views
            C. Primary auxiliary views
            D. Secondary auxiliary views
          IV. Points and lines
              A. True length of line
              B. End view of line
              C. Classification of lines
                1. Horizontal, frontal, profile, and inclined
                2. Oblique lines
                3. Intersecting
                4. Parallel and perpendicular
                5. Angle between lines
                6. Rotation of lines
            V. Planes
                A. Principal planes
                B. Vertical planes
                C. Parallel and perpendicular planes
                D. Intersection planes
                F. Angle between planes
                G. Revolution of planes
                H. Piercing point of lines and planes
              VI. Intersections
                  A. Plane with a plane
                  B. Plane with a prism
                  C. With other shape solids
                  D. Prism with a prism
                  E. Cones with other solids
                  F. Cylinders with other solids
                VII. Developments
                    A. Types of developments
                    B. Developing plane surfaces
                    C. Developing prisms and cones
                    D. Curved surfaces
                    E. Warped surfaces
                    F. Transitions pieces
                  VIII. Mining and geology
                      A. Plan, profile, and vertical sections
                      B. Cut and fill for roadways
                      C. Contour lines
                      D. Mining applications
                      E. Geology applications
                  Go to Description    Go to top of Competencies    Go to top of Outline