Compute azimuths of all lines for a closed traverse ABCDEFA that has the following balanced angles to the right, using the directions listed in Problems 7.21 ABC = 123°20'28", BCD=104°10′32", CDE = 133°52′50", EFA=131°47′13". 7.21 Bearing AB = S28°18′42″W. FAB=118°26′59", DEF=108°21'58", Course AB RC Azimuths 208°18'42" 151°20'10"

Compute azimuths of all lines for a closed traverse ABCDEFA that has the following balanced angles to the right, using the directions listed in Problems 7.21 ABC = 123°20'28", BCD=104°10′32", CDE = 133°52′50", EFA=131°47′13". 7.21 Bearing AB = S28°18′42″W. FAB=118°26′59", DEF=108°21'58", Course AB RC Azimuths 208°18'42" 151°20'10"

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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b) Given below is a 5 sided traverse connecting points A-E in a closed polygon, the direction of AB known and all the interior angles are measured angles from a survey. Adjust the internal angles of this traverse and compute the azimuths of all traverse sides expressed in the counterclockwise direction. A E 94'55'15 64°57′52 233 38'51 ( C 89 35'50 56°51'51" 94 1627 D B
3. From the traverse shown below. Compute the following: a) Azimuth of side BC. b) Bearing of side BC. c) Azimuth of side AB B 85°14' A D 3.SE.0E N
PROBLEM 1 Given the following interior angles (angles-to-the-right) of a five-sided closedpolygon traverse and if the azimuth of side AB is fixed at 74°31'17", determine the adjusted azimuth of line EA.A =105°13'14"; B = 92°36'06"; C = 67°15'22"; D = 217°24'30"; E = 57°30"38". (Note: line BC bears NW.) NEEDED ANS: Compute the relative precision for the traverse of Problem 1 if the lengths of the sides (in feet) are as follows: AB = 2157.34; BC =1722.58;CD =1318.15; DE =1536.06; and EA =1785.58. (Note: Assume units of feet for all distances.) Round off the denominator to two decimal places.
Compute for the given closed traverse the following:a. Bearing of each lineb. Latitude and Departure of each line,c. Linear error of closured. Precision e. Adjust the traverse using the transit rule. If the coordinates of point B are Northing =3000.00 m. and EASTING = 1500.00 m., determine the coordinates of all other points. LINE INTERIOR ANGLE LENGTH (m.) BEARING A-B A = 125 deg 54 min 162.60 N 28o 17’ E B-C B = 135 deg 00 min 253.98 C-D C = 114 deg 27 min 256.32 D-E D = 121 deg 52 min 305.94 E-F E = 88 deg 59 min 335.40 F-A F =133 deg 48 min 182.04
4. What is the interior angle at A? This is angle CAB - note that this angle is an angle to the right of clockwise. A N88°50'20"E N27°13′19″W S24°40′13″W B
Refer to the closed traverse in the following figure. 1.) The interior angle B, which is unknown. 2.) Determine the azimuth from South of lines AB and DE. 3.) Identify the closed traverse's area.
PROBLEM 1 Given the following interior angles (angles-to-the-right) of a five-sided closedpolygon traverse and if the azimuth of side AB is fixed at 74°31'17", determine the adjusted azimuth of line EA.A =105°13'14"; B = 92°36'06"; C = 67°15'22"; D = 217°24'30"; E = 57°30"38". (Note: line BC bears NW.) PROBLEM 2 Compute the linear misclosure for the traverse of Problem 1 if the lengths of the sides (in feet) are as follows: AB = 2157.34; BC =1722.58;CD =1318.15; DE =1536.06; and EA =1785.58. (Note: Assume units of feet for all distances.) NEEDED ANS: Using the compass (Bowditch) rule, adjust the departures and latitudes of the traverse in Problem 1 considering the length of Problem 2. If the coordinates of station A are X = 20,000 ft and Y = 15,000 ft, calculate the final adjusted angles at stations C.(The answer must be in the form of degree, minutes, seconds. Round off the answer to whole number.)
Provide a separate table for DMD and DPD. Also, before the bearing, compute for the azimuths
The tabulation shown below is the traverse data of a five-sided closed polygon. If the azimuth from the north of side AB is fixed at 74° 31’ 17”, determine the following: (Note: Line BC bears NW.) 1.1 The balanced interior angle A is 105° 13’ 1.2 The balanced interior angle B is 92° 36’ 1.3 The balanced interior angle C is 67° 15’ 1.4 The balanced interior angle D is 217° 24’ 1.5 The balanced interior angle E is 57° 30’
2. Given the following sketch and tabulated data for a closed traverse in which the length of DE and the bearing of EF have not been observed in the field. Find the length and bearing of closing line DF, length of DE and bearing of EF. COURSE LENGTH (m) BEARING AB 492.88 N 05°30' E N 46°03' E S67°24' E ВС 845.85 CD 852.18 S 12°17' E DE EF 1210.50 FA 661.26 N 55°27' W
A survey is performed on a closed traverse as shown in the figure below. The course of the traverse is alphabetical (A-B-C-D-E-F-A). For the closed traverse, determine the following: a. The unknown angle at point F. b. Assume line AB has a bearing of "True East". The bearings and azimuths of all other courses (lines) of the traverse. A 127°37'10" B E 70°33'20" 38*16'45" 119°3'25 C 99°36′56*
27. Given a closed traverse with two interior angles as shown below, and the azimuth of line AB as 350. If the coordinates of point A are XA-1000 and YA= 1000, and the distance AB is 455.80 ft., the X coordinate at B is ft. 105 47 a) 1079.15 b) 920,85 c) 1448.88 d) None of the above