Compute the adjusted deflection angle at station D asshown.StationDeflection AnglesA30 26' 00" LВ66°02'30" LC119 32' 00" LD57 28' 00" RE109° 15' 30" LF17 52' 00" R110° 00' 30" L

Solution: The given table: Station Deflection Angle A 30°26'00''L B 66°02'30'' L C…

Answered: Compute the adjusted deflection angle…

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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Bearing or Azimuth of Line AB: ____________________ Sta Occ Sta Obs Dist (m) Mean Dist Observed Interior Angle Corr Adjusted Interior Angle Direct Reversed Mean A E 11.55 102°57 B 13.20 B A 13.20 C 17.42 C B 17.42 D 10.00 D C 10.00 E 13.90 E D 13.90 A 11.55
Question: 1 To determine the elevation of station A, the following observation were taken, the rod held vertically. The instrument fitted with Anallatic lens and value of constant was 100. Inst. Station Height of instrument Staff Station Vertical angle Staff Reading Remarks O 1.440 B.M - 5o40’ 1.332 1.896 2.460 R.L of BM = 158.205 m B 1.440 C.P +8o 20’ 0.780 1.263 1.746 A 1.380 C.P -6o 24’ 1.158 1.617 2.076 subject: Engneering surveyin 1
Find the equal height of towers at triangulation stations A and C so that line AC will clear theelevated ground between A and C by 6m. with the instrument set at point B, the observedvertical angle to ground station A is 0 0 55’ and the vertical angle to ground station C is 0 0 48’.Elevation of A is 237m. Distance AB is 10km and distance of BC is 8.7km. Yhe instrument set-upat B is 2.7m above the ground. Use hcr= 0.067k ^2
OV VE fr An instrument was setup at P and angle of elevation to a vane 4 m above the foot of staff held at Q was 9° 30'. The horizontal distance between P and Q was known to be 2000 m. What is the R.L. (in m) of staff station Q? [Given that the R.L. of instrument axis was 2650.38 m and consider refraction and curvature corrections]
STA. B.S. F.S. ELEV. 7.994 388.84 9.154 6.443 5.604 6.403 4 9.374 7.233 12.314 5.723 11.414 4.603 5.093 a. Complete the differential leveling tabulatior b. Find the difference in elevation of staion 7 and station 4. c. Find the height of the instrument of station 3 d. Show the arithmetic check. "
3-) Complete the set of differential leveling using Collimation Method, notes in Table and perform the arithmetic check. Elevation BM1 is 110.00 m. BS ES BS FS 2.877 0.919 BS FS 3.180 1.973 1.572 BM2 2.232 BM, TP2 TP; Elevation 478.12 m STATION BACKSIGHT HEIGHT OF INSTRUMENT FORESIGHT ELEVATION (BS) (HI) (FS)
(8) A tacheometer and the following a staff vertically held. was set up at a station C readings were obtained on Inst. Station Remark Staff Station BM RL of вмо = 750-50 0.750,1.500, 2.250 D m calculate the horizontal distance CD and RL of D When the constants of instrument are 100 and 0.15. Vertical angle -5°20' +8°12' Hair readings (m) 1.50, 1.800,2.450
A tacheometer was set up at B.M and the following observations were made with a leveling staff held vertically at P and Q. Ins: Station Staff Station Vertical Angle Hair Readings Bearings Remarks B.M P +10° 00’ 1.050, 1.103, 1.156 40° R.L of B.M =1958.500 ft Q -15° 00’ 0.952, 1.055, 1.158 140° The constant of instrument (f/i) = 100, Height of instrument = 5.15 ft Compute: The horizontal distance between P and Q Reduced Levels of P and Q Grade between P and Q
Q3/ The following consecutive readings were taken with a leveling instrument at intervals of 20m 2.375- 1.730-0.615- 3.45-2.865-2.070- 1,835 -0.985 -0.435 - 1.630-2.255 and 3.630 m the instrument was shifted after four and eighth reading. the reading was taken on B.M. of R.L. 114.380 m on station three find the R.L. all the point using High of insturemt calculate,
3. Given the respective reading from an internally focused instrument from a stadia rod are as follows; Upper stadia reading = 1.100m Middle reading = 1.195m Lower stadia reading = 1.290 A. What is the rod intercept S? B. Determine the stadia distance C. Compute the elevation of sighted station if the height of level instrument from the occupied station is 1.50m. Assume elevation of station occupied is 100m
In a 3-wire Leveling, the mean reading for the backsights or foresights is computed as: O sum of the middle reading, upper reading, and lower reading divided by 3. sum of the upper reading and lower reading divided by 2. O sum of the upper reading and lower reading divided by 3. sum of the middle reading, upper reading, and lower reading divided by 2.
On the drawing below, the virtual condition of the 4 holes is? O .450 .375 O.395 O .020 D O .430 Ø3.000 .020 0 10 45° 4X Ø.395-.430 Ø.500-.510 Ø.020MABMCM +0.010M ADM Ø2.000 .375-.395 4.000MABM C A 0.005MA B

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Compute the adjusted deflection angle at station D as shown.