The observed magnetic bearings (forward and back) of a closed traverse are as follows: AB, Fwd = N 55°30' E, Back = S 55°45' W; BC, Fwd = S 58°40' E, Back = N 58*30' W; CD, Fwd = S 14°30' E, Back = N 14° 00' W; DE, Fwd = S77°10' W, Back = N 77°10' E; and EA, Fwd = N 40°20' W, Back = S 40°15' E. 1. Find the error in the interior angles (misclosure of the traverse). A. 0°12' B. 2°30' C.1°00' D. 1°12' E. 0°45 2. Determine the most probable interior angle at Station C. A. 136°00' B. 137°00' C. 136°48 D. 135°48 E. 136°12' 3. Find the most probable forward bearing of line CD. A. S 14°12' E B. S 14°30' E C.N 14°00' W D. S 14°00' E E. N 14°12' W

The observed magnetic bearings (forward and back) of a closed traverse are as follows: AB, Fwd = N 55°30' E, Back = S 55°45' W; BC, Fwd = S 58°40' E, Back = N 58*30' W; CD, Fwd = S 14°30' E, Back = N 14° 00' W; DE, Fwd = S77°10' W, Back = N 77°10' E; and EA, Fwd = N 40°20' W, Back = S 40°15' E. 1. Find the error in the interior angles (misclosure of the traverse). A. 0°12' B. 2°30' C.1°00' D. 1°12' E. 0°45 2. Determine the most probable interior angle at Station C. A. 136°00' B. 137°00' C. 136°48 D. 135°48 E. 136°12' 3. Find the most probable forward bearing of line CD. A. S 14°12' E B. S 14°30' E C.N 14°00' W D. S 14°00' E E. N 14°12' W

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Problem 2 The following are the observed bearings of a close traverse. Compute the error of interior angle and compute the bearing of each line. Assume line "CD" is the best line. Draw the traverse. CORRECTED BEARINGS OBSERVED BEARINGS LINE LENGTH FORWARD BACKWARD FORWARD ВАСKWARD АВ 42 S 32° 11' W N 33° 17' E BC 54 S9° 26' E N 10° 17' W CD 75 S 48° 24' E N 48° 24' W N 11° 39' W S 12° 05' E DE 68 N 66° 20' E S 67° 15' W EF 80 FA 2110 N 63° 09' W S 62° 34' E
Open Traverse: Find the distance and direction of boundary AD. All courses have a distance of 100 feet. AB has a known bearing of $14°34'E Deflection angles were recorded as such: AB= 4°24' R and Ac 1°17' L =
Calculate: The bearing and final length of point AB The slope of the gradeline joining the two points. Given: Point A : N= 3547m E= 755m Z= 699m Point B : N= 10489m E= 1086m Z= 633m
1. Convert the following bearings to their equivalent azimuths: a. N 15° 36' 45" E b. S 80° 51' 20" E c. S 60° 14' 34" W d. N 73° 48' 50" W
The observed bearings of a traverse are given below. Line Bearing PQ 46° 15' QR 108° 15' Line Bearing QP 226° 15 RQ 286° 15' 201⁰ RS SR 20° 30' 30' ST 321° 45' TS 141° 45' The station(s) most likely to be affected by the local attraction is/are
Problem 5. The following are bearing taken on a closed compass traverse. Compute the interior angles and correct them for observational errors. Assuming the observed bearing of line AB to be correct, adjust the bearings of the remaining sides. Line Forward Bearing (F.B.) S 37°30' E S 43°15' W N 73° W N 12°45' E N 60° E AB BC CD DE EA Backward Bearing (B.B.) N 37°30' W N 44°15' E S 72°15'E S 13°15' W S 59⁰ W Corrected F.B. Corrected B.B.
Given the following deflection angles of a closed traverse. Assume bearing of line AB is S 40° E. DEFLECTION ANGLES 85°20' L 10°11'R STATION A B 83°32' L D 63°27' L 34°18' L 72°56' L 30°45' L E F G a) Compute the total error of the deflection angle. b) Compute the bearing of line DE. c) Compute the bearing of line GA.
A closed traverse has the following data: LINE AB BC CD DE EA BEARING ? ? N I° 45' E N 72° 10' E S 48° 13' E DISTANCE (m) 44.47 137.84 12.83 64.86 107.72
Date: 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"
Problem Following are the observed bearings for a closed traverse ABCD. cerrect the bearings for local attraction. Line AB BC CD DA FB 319°24' 60°48' 188° 12' 212°48' BB 139° 24' 237°00' 14° 12' 30° 36'
Problem 1 For the given data of a close traverse, determine the missing bearings of course CD and DE solve the AREA using DPD. Sketch the traverse. LINES DISTANCE (m) BEARING LATITUDE DEPARTURE DPD DOUBLE AREA АВ 70 S 42°12' E ВС ? N 72°26' E CD ? N 65°18' W DE 125 N 65°08' E EF 140 N 88°11' W FA 60 S 12°55' W