Given the accompanying tabulation are the observed data for a traverse obtained from a transit- tape survey. Determine the latitudes and departures of each course and balance these quantities by employing the compass rule. Also determine the linear error of closure, bearing of the side of error and the relative error of closure. tabulates values accordingly. COURSE AB BC CD DA DISTANCE 368.76 645.38 467.86 593 BEARING N 15°18' E S 85°46' E S 18°30' W N 77°35' W

Given the accompanying tabulation are the observed data for a traverse obtained from a transit- tape survey. Determine the latitudes and departures of each course and balance these quantities by employing the compass rule. Also determine the linear error of closure, bearing of the side of error and the relative error of closure. tabulates values accordingly. COURSE AB BC CD DA DISTANCE 368.76 645.38 467.86 593 BEARING N 15°18' E S 85°46' E S 18°30' W N 77°35' W

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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S LINEAR ERROR OF CLOSURE N Problem 2: W E U For the given data of a transit-tape survey. S 1. Determine the latitudes and departures of the lines. 2. Determine the linear error of closure. 3. Determine the bearing of the line of the side error. V 4. Determine the relative precision. LINE LENGTH (m) BEARING LATITUDE DEPARTURE +N -S +E -W Y AB 495.85 N 05°30'E BC 850.62 N 46°02'E CD 855.45 S 67°38'E DE 1020.87 S 12°25'E EF 1117.26 S 83°44'W FA 660.08 N 55°09'W Total ΣNL ΣSL ΣED EWD 3 RVE
For the given data of a transit-tape survey. Show all computations. 1. Determine the latitudes and departures of the lines. 2. Determine the linear error of closure. 3. Determine the bearing of the line of the side error. 4. Determine the relative precision. LINE LENGTH (m) AZIMUTH (N) LATITUDE DEPARTURE +N -S +E -W AB 229.70 82°12' ВС 130.55 131°48' CD 161.46 228°20' DE 180.49 267°43' EA 171.83 352°01' Total ΣNL ΣSL ΣED ΣWD
Given the accompanying tabulation are the observed data for a traverse obtained from a transit- tape survey. Determine the latitudes and departures of each course and balance these quantities by employing the compass rule and transit rule. Also determine the linear error of closure, bearing of the side of error and the relative error of closure. tabulates values accordingly. COURSE | DISTANCE | BEARING AB | 368.76 | N 15°18' E BC | 645.38 | S 85°46' E CD | 467.86 | S 18°30' W DA | 593 | N 77°35' W
A closed-loop traverse ABCDA was run around an area and the following observations were made: Length Included angle Station W.C.B. at to (m) A 187.4 86°30'02"| 140°11'40" B B 382.7 80°59'34"| C C 106.1 91°31'29" D D 364.8 100°59'15" A Adjust the angular error, if any, and calculate the coordinates of other stations if the coordinates of the station A are E1000 m and N1000 m.
12. From the field notes of a closed traverse shown below, adjust the traverse. Lines Distances (m) Bearing Due North N 45° E S 60° E S 20° W S 86°59' W AB 400.00 BC 800.00 CD 700.00 DE 600.00 EA 966.34 a) Compute the linear error of closure. b) Compute the relative error or precision.
The following are the observed data for an open compass traverse. Adjust the observed directions and tabulate values accordingly. LINE LENGTH OBSERVED BEARING FORWARD BACKWARD AB BC CD DE EF FG 462.50 m 405.65 m 495.08 m 284.15 m 367.29 m 217.73 m S 40o25’ W S 55o40’ W N 36o15’ W N 73o10’ W S 44o45’ W S 20o30’ E N 40o30’ E N 55o50’ E S 35o55’ E S 73o30’ E N 44o45’ E N 21o00’ W
Bearing Angle Traverse Given the tabulated measurement of the closed traverse as shown. Determine the Area of the Traverse. Line Length Bearing AB 589.060 m N 87°30’ E BC 391.730 m N 07°02’ E CD 291.860 m N 30°30’ E DE 656.980 m S 42°45’ E EF 654.060 m Unknown FA 686.660 m Unknown Note: EXPRESS YOUR ANSWER UPTO 3 DECIMAL PLACES.
7. Given in the accompanying tabulation are the observed data for an open traverse which was made between stations A and E. Determine the shortest distance between the two stations and the direction of line AE or EA. Assume that the observed data are correct and without error. LINES/COURSE AZIMUTH reckoned LENGTH from NORTH АВ 54°50' 518.32m BC 79°18' 594.08m 130°05' 22°35' CD 936.76m DE 425.89m EA ? A. The computed length of course EA. B. The identified bearing and azimuth of course EA.
A parcel of land has been surveyed in the field and the lengths and bearings of the various sides are shown: a. Compute the error of closure for the traverse. b. Compute the precision of linear measurement. Determine the included area (using DPD method) within the traverse in асres. BEARINGS N53' 27'E S 66° 54'E S 29'08' W N 52°00' W LINES DISTANCES (m) AB 59.82 вс 70.38 76.62 CD DA 95.75
3. From Figure 3.1 calculates angular error, traverse accuracy, adjusted coordinate (N, E), adjusted distance and adjusted Azimuth of the horizontal control traverse. Table 3.1 Given data ANS B A B BC Figure 3.1 The horizontal control traverse shape Table 3.1 Coordinate N,m D E STA BC CD DE ΙΕΑ C Angle ов OC OD BE 0 A E,m 1474.181 22.453 1503.524 38.688 1530.550 105.395 1492.037 141.283 Distance,m cD 44.945 53.405 Value," 93° 14' 48.00" 93° 41' 11.00" 72° 22' 34.00" XE
A closed traverse was surveyed and the resulting values of latitudes and departures were computed. Determine the correct bearing of line CD using compass rule. LINE BEARING DISTANCE LATITUDE DEPARTURE А-В N 77 38' E 907.00 + 194.25 885.95 В-С S 46 20' W 249.00 - 171.92 180.12 C-D S 10 43' E 348.00 - 341.93 + 64.71 D-E S 84 43' W 523.00 - 48.16 520.78 E-A N 37 01' W 444.80 + 355.16 267.79
Problem 4 For the set of data of a closed compass traverse shown, determine the bearing of each line, the linear error of closure, the direction of the side of error, and the precision of the survey made. AZIMUTH FROM NORTH 180° 50' COURSE DISTANCE (m) 1-2 475.48 2-3 649.13 116° 06' 3-4 867.34 25° 54' 4-5 522.48 315° 20' 5-6 504.90 213° 27' 6-1 311.25 275° 39'