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QUESTIONS Q1 Into what three phases are route surveys usually broken?Q 2 For what reasons should overhead electrical pole lines be located on the side of a street that is most free from other lines and trees?Q 3 As it relates to the surface drainage of water, what does the term "runoff" mean?Q 5. Refer to figure 10-3. What is the invert of the pipe at station 1 + 50?Q 6. Refer to the field notes shown in figure 10-36. Assuming the road is 30 feet wide, what is the (a) area of the cross section at station 6 +00 and (b) volume between stations 6 + 00 and 6 + 50? As related to muss diagrams, what is the limit of economic haul?Q7. In which of the following ways does an as-built survey performed for the purpose of verifying the location of points as they are constructed in the field differ from an as-built survey that is per-formed for the purpose of monitoring construction progress?a. The amount of time allowed to perform the surveyb. The equipment used to perform the survey c. The degree of accuracy required Q8. When staking out a sewer line, at what interval of distance should you usually set the center-line stakes or the offset hubs?Q9. Refer to figure 10-29. What is the sine of the anglee that you should turn from station 10 + 38.83 to locate pile No. 8?Q10. In land surveying, when a metes-and-bounds description is being prepared, what may be added to the bearings of the boundary lines to help in retracing the lines?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. A7. (C) The degree of accuracy required. A8. 25 feet. A9. 0.27974. A10. Interior angles. |
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