Chapter 7A1. Barometric leveling and trigonometric leveling.A2. (A) 398.303 meters, (B) –46.506 meters. (If your answer to Part A isincorrect, then you should review Engineering Aid 3, pages 12-18 andAIII-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 8A1. Topographic control is the establishment of the horizontal and verticalcontrol points from which the location and elevation of all topographicdetails 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 9A1. 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 10A1. Reconnaissance, preliminary, and final-location survey phases.A2. To make installation, inspection, and maintenance of the line easier andto 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
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business
