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APPENDIX VI - CONTINUED - 14071_494
APPENDIX VI - CONTINUED - 14071_496

Engineering Aid 2 - Intermediate Structural engineering guide book
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Chapter  7 A1. Barometric leveling and trigonometric leveling. A2.  (A)  398.303  meters,  (B)  –46.506  meters.  (If  your  answer  to  Part  A  is incorrect, then you should review Engineering Aid 3, pages 12-18 and AIII-13.) A3. (A) 0.08 feet, (B) no. A4.  (A)  –0.21  feet,  (B)  +23.02  feet. A5.  0  feet. A6. 1/959 (or 1/1,000). A7.  N47°45´E. A8. 8,520 square feet. Chapter 8 A1.  Topographic control is the establishment of the horizontal and vertical control points from which the location and elevation of all topographic details are determined. A2. 0.05 distance in miles. No. A3. (A) 243 feet, (B) +28.1 feet, (C) 202.4 feet. A4. (A) 566 feet, (B) 327.3 feet. A5. The vertical distance between adjacent contour lines. A6. Either a summit or a depression. Chapter  9 A1. Wingnut B. (Source: Engineering Aid 3, NAVEDTRA 10696.) A2. Inside the triangle of error. A3. Progression or plane-table traverse. A4. Correct H-Dist = 365; Product = + 7.3; DE = +0.6; Elev = 117.3. A5. For any given area distortion is nearly the same in all directions. A6. 3MTV. A7.  1,174  miles. Chapter  10 A1.  Reconnaissance,  preliminary,  and  final-location  survey  phases. A2. To make installation, inspection, and maintenance of the line easier and to lessen the requirement for tree trimming. A3.  The  water  remaining  after  absorption,  evaporation,  and  transpiration. A4.  95.92  feet. A5. (A) 233.3 square feet, (B) 480.7 cubic yards. A6. A distance at which the cost of haul equals the cost of excavation. AVI-3







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