Seventh Edition By David A. Madsen, Terence M. Shumaker, and David P. Madsen Civil Drafting Technology Chapter 3 Map Scales
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 2 Figure 3 – 1: A graphic example of maps created at different scales. (Courtesy U.S. Geological Survey,
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 3 Figure 3 – 2: Sample graphic scales.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 4 Figure 3 – 3: Measuring with a graphic scale.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 5 Figure 3 – 4: This graphic scale is not practical because it is difficult to imagine the odd measurements shown.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 6 Figure 3 – 5: Correct graphic scale with one segment divided into 10 equal spaces.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 7 Figure 3 – 6: (a) A typical triangular civil engineer ’ s scale. (b) Flat civil engineer ’ s scale.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 8 Figure 3 – 7: Margin of triangular civil engineer ’ s scale.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 9 Figure 3 – 8: Three examples of margins and scales on a civil engineer ’ s scale.
Civil Drafting Technology, Seventh Edition David A. Madsen, Terence M. Shumaker, David P. Madsen © 2010 Pearson Higher Education, Upper Saddle River, NJ All Rights Reserved. 10 Figure 3 – 9: Metric scales examples, with common scale applications.