Elementary Surveying: An Introduction To Geomatics (15th Edition)
15th Edition
ISBN: 9780134604657
Author: Charles D. Ghilani
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 7.13P
For a bearing DE = NUS 5 53’56 ”WT and angles to the right, compute the bearing of PG if angle DEF 2 88°12’99” and EFG 2 40°20’30”.
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Find the bearing and azimuth for the traverse. Angle D bearing 0 degrees East
1) For traverse ABCDE, the bearing of side AB is N 31°10'E, the interior angle of B is 96°18' and the
interior angle of C is 76°44'. Compute the north azimuth and bearings of sides BC and CD.
A
E
D
From the open traverse ABCDE shown below, determine the following:
4
86°08'
43 20
A
E
B.
50 12'
35 35
D
1. Deflection angle of line CD in deg-min.
2. If line CD has a direction Azimuth from South = 300°, determine the bearing of line AB in deg-min.
3. Back bearing of line DE in deg-min.
%3D
Chapter 7 Solutions
Elementary Surveying: An Introduction To Geomatics (15th Edition)
Ch. 7 - Define the different reference meridians that can...Ch. 7 - Prob. 7.2PCh. 7 - Why is it important to adopt a standard angle...Ch. 7 - Prob. 7.4PCh. 7 - Prob. 7.5PCh. 7 - In Problems 7.6 through 7.? I9, convert the...Ch. 7 - Prob. 7.7PCh. 7 - Prob. 7.8PCh. 7 - Prob. 7.9PCh. 7 - Prob. 7.10P
Ch. 7 - Prob. 7.11PCh. 7 - Prob. 7.12PCh. 7 - For a bearing DE = NUS 5 53’56 ”WT and angles to...Ch. 7 - ?.14 Similar to Problem ?.13 El, except the...Ch. 7 - Prob. 7.15PCh. 7 - Course AB of a ?ve-sided traverse runs due north....Ch. 7 - Prob. 7.17PCh. 7 - Prob. 7.18PCh. 7 - Prob. 7.19PCh. 7 - Prob. 7.20PCh. 7 - Prob. 7.21PCh. 7 - Prob. 7.22PCh. 7 - Prob. 7.23PCh. 7 - Prob. 7.24PCh. 7 - Prob. 7.25PCh. 7 - Prob. 7.26PCh. 7 - Prob. 7.27PCh. 7 - Prob. 7.28PCh. 7 - Prob. 7.29PCh. 7 - For Problems 7.30 through 7.32 the observed...Ch. 7 - Prob. 7.31PCh. 7 - Prob. 7.32PCh. 7 - Prob. 7.33PCh. 7 - Prob. 7.34PCh. 7 - Prob. 7.35PCh. 7 - Prob. 7.36PCh. 7 - Prob. 7.37PCh. 7 - Prob. 7.38P
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- 7. A = 51°23' B = 105°39' C=78°11' D=124°47' The four-sided, closed traverse has the following angles and distances: AB= 713.93 ft BC=606.06 ft CD=391.27 ft DA=781.18 ft The bearing of AB is N 64°40'E A N 64°40' E D B C a. Perform a check for angular closure. b. Compute both bearings and azimuths for all sides. c. Compute the latitudes and departures. d. Compute the linear error of closure and the precision ratio.arrow_forwardQuestion-2. The measured interior angles of a closed loop traverse ABCDA are shown in the figure below. (a) Compute the preliminary azimuth of all lines. (b) Compute the preliminary bearing of all lines. ↑ N 89° 42' 03 89° 48' 16 138° 11'01 В 42° 18' 16 A 35°41'arrow_forwardProblem 2: In a closed traverse the measured length of the line AB is 245.08 m. If the bearing of the line is S40°35'E, the latitude of the line should be, a. – 186.130m b. +159.44 m c. – 175.64 m d. – 159.44 m e. +186.13marrow_forward
- Course Bearing Length Interior Angle (Right) AB S 50°54'23'' E 329.722 m A = 120°07'10'' BC 210.345 m B = 59°39'10'' CD 279.330 m C = 248°00'57'' DE 283.426 m D = 86°51'04'' EF 433.007 m E = 102°09'16'' FA 307.625 m F = 103°12'41'' Compute and tabulate for the following closed-polygon traverse: (a) preliminary bearings (b) unadjusted departures and latitudes (c) linear misclosure and (d) relative precision. (Note: line BC bears NE.) If one side and/or angle is responsible for most of the error of closure, which is it likely to be?arrow_forwardcompute the azimuth and bearing of side BCarrow_forwardDetermine the bearing and azimuth of each angle. Angle A bearing is NW.arrow_forward
- 12. Convert from bearing to azimuth. a. S 25° W b. N 35° E c. N 20° Warrow_forwardDate: traverse ABE DE with a А гар Bearing en the following angles crurse DE of S 71°42′15″E; : A = 60°53' 30" B = 215" 58 00", C = 65° 10' 16", D = 111² or' or "s E= 86° 58'45" = (1) Computer argular. angular error (2) adjust angles. (3) Compute bearing for course "EA"arrow_forwardLine AB вс CD DE EF FA Azimuth/Bearing Distance (m) 237° 29' 69.46 327° 29' 82.94 S71° 33' W 134.62 118 04 215° 00' S48° 0 E 103.04 15.50 100.76 A.) Determine all interior angles? B.) Determine the deflection angles? c) Angles to the rigth on left? b.) Determine each bedring and azimuths of the lines? E.) Draw the surveyed data in the most desirable scale. ( I Bond Parrow_forward
- 3.] A poinqbears 112°T from a ship which then steams 7.3 nautical miles at 196°T. The point then bears 06°T from a ship. a.] Find the distance of the first bearing. b.] Find the distance of the second bearing.arrow_forwardAn instrument is set-up at point M and vertical angles are observed at N (-21°15') and O (+33°45'). The height of instrument from point M is 1.5865m. The horizontal distance of NM and NO are 35G.2552m and 9GF.5565m respectively. If point O is at elevation 6AE.6453m, a. Determine the elevation of N neglecting the effects of curvature and refraction. b. Determine the elevation of N making due allowance for curvature and refraction.arrow_forwardSurveyingarrow_forward
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