A): The following perpendicular offsets were taken from a chain line to a hedge. Calculate the area from a chain line to a hedge by the trapezoidal rule and Simpson's rule. Chainage (m) 10 20 40 60 Offset (m) 6.1 4.7 5.8 3.9 2.2 B) : Table below shows the cross sectional area of a strip of land in 60m length. Calculate the volume with End Areas and Rrismoidal formula. Chainage (m) 15 30 45 60 Sectional Area (m²) 25.15 39.45 35.25 51.72 59.45 国

A): The following perpendicular offsets were taken from a chain line to a hedge. Calculate the area from a chain line to a hedge by the trapezoidal rule and Simpson's rule. Chainage (m) 10 20 40 60 Offset (m) 6.1 4.7 5.8 3.9 2.2 B) : Table below shows the cross sectional area of a strip of land in 60m length. Calculate the volume with End Areas and Rrismoidal formula. Chainage (m) 15 30 45 60 Sectional Area (m²) 25.15 39.45 35.25 51.72 59.45 国

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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The observed lengths of the sides (in feet) of a five- sided closed polygon traverse are as follows: AB=200.74, BC = 285.37, CD=500.37, DE 322.33, and EA = 381.28. (Note: Assume units of feet for all distances.) Compute the linear misclosure. Express your answer in feet to three significant figures. ΜΕ ΑΣΦ 11 vec 2.63 The preliminary azimuths obtained after balancing the angles are as follows: Submit Previous Answers Request Answer AB 138° 16'27", BC=67°02'46", CD=354°22'24", DE = 256°13'01", EA=185°29'20". Compute the departures of the sides. Express your answers in feet to five significant figures and separated by commas. AB, BC, CD, DE EA= Incorrect; Try Again; 5 attempts remaining 133.61,262.77-49.062,-313.05.-36.471 ft. ft. ft. ft. ft Compute the relative precision. ? Submit Previous Answers Correct Term 4: Correct answer is shown. Your answer-312.99 ft, ft, ft, ft, ft was either rounded differently or used a different number of significant figures than required for this part.…
A plot of land 60°m x 20 m is measure steel tape. If the standard error of length width measurements is taken as t I cm, the standard error of the area of the plot be A. + 0.1414 m2 B. + 0.566 m? C. + 0.632 m? D. + 0.8484 m2
I need a quick solution within 15 minutes
A piece of land has two straight sides AB and BC and two irregular sides CD and DA. The distance from A to B =146m and from B to C=154m. The straight distance from the point D to the point A is 180m. The distance from A to C =200m.The offsets from CD and DA to the irregular boundaries as in the tables below. Calculate the area within the boundary. Simpson's rule should be applied wherever it is applicable. * Line CD (all offsets' outwards) Line DA (all offsets' inwards) Distance from point C in (m) Offset (m) Distance from point D in (m) Offset (m) 20 32 6. 40 12 47 60 10 81 12 80 9. 114 100 6. 143 120 160 5n 180
Calculate the area using Simpson's rule Example3 H.W The following offsets taken from a straight line to the boundaries edges Distance (m) 0 offset 9.4 Calculate the area using 20 10.8 1. Trapezoidal Method 2. Simpson's method 40 13.6 60 80 11.2 9.6 120 8.4 160 7.5 200 6.3 280 4.6
2. The direction of each course of a triangular lot are as follows: 1-2; Azs = 60°, 2-3; Due North and 3-1; Azs = 315°. If line 2-3 = 500 m, determine the area using Coordinate method. * 61,818.352 sq. m. 79,426.784 sq. m. 79,246.750 sq. m. 79,264.737 sq. m.
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 acres. LINES AB BC CD DA BEARINGS N53' 27' E $ 66' 54'E $ 29'03' W N 52'00' W T DISTANCES (m) 59.82 70.38 76.62 95.75
PROBLEM 36: A triangular lot was formed by three straight lines. Bearing of line AB is N45°E and is 160 m long; line AC and BC is 190 m long. Point E is 100 m from A on side AB connects point D on side AC which divides the area, making area AED to be 2/5 of the whole area. Find the distance DE. c. 120.6 m d. 109.1 m c. 99.01 m d. 88.14 m
Complete the earth work calculation sheet here and plot the resulting mass diagram. Divide ccy by 0.9 to convert to bcy Station 0 + 00 1 + 00 2 +00 3 +00 4 + 00 4 + 50 5 +00 6 +00 6 +50 7 +00 8 +00 9 +00 10+ 00 End- End- area cut (sf) 0 0 0 136 206 256 179 123 98 51 0 0 0 area Volume fill of cut (sf) (bcy) 0 87 162 0 0 3 15 185 225 300 Volume Strip Strip Total Total Adj. of fill cut fill fill Sum (ccy) (bcy) (bcy) fill (ccy) (ccy) (bcy) (bcy) DORMCORES SOO 13 37 56 20 38 16 23 39 22 0 0 0 0 1 5 20 69 73 cut (bcy) Mass ordinate (bcy)
Part C Compute the linear misclosure. Express your answer in feets to three significant figures. 1]]ΑΣΦΗ [11 vec Submit Request Answer Part D Compute the relative precision. Express your answer as an integer VE]ΑΣΦΗ Τ 1: Submit Part E Request Answer vec ? XB. YB. XC. Yc. XD. YD= ? Compute the preliminary coordinates in feet if X = 12500 and Y₁ = 10500. Express your answers in feet to two decimal places separated by commas IND ΑΣΦΗ Τ vec ft ft
4. Using tape in measuring angles, the sides of a triangle measure 1063.55, 1752.77 and 1253.8 m. Determine the three angles in the triangle.
24. Table Q4 lists the areas of cross-sections at 20m apart of a road improvement project. Calculate the volume of the earthwork using the End Areas and Prismoidal methods. Chainage (m) 3980 4000 4020 4040 4060 4080 4100 4120 4140 4160 4180 4200 4220 4240 4260 4280 Table Q4 Cross-sectional area (A) (m²) 110.5 160.5 128.7 109.9 173.8 184 299.1 124.8 270.4 152 126.7 289 133.7 176.7 232.7 113.6