Answer Happy

Question 4 Given the following level section notes for stations 1+160 and 1+180; The side slope is 2:1. The rafias of curvature is 275 m. The center of curvature is on she right. a) What is the readbed width? in ineters h) What is the area of section 1+160 ? in square metess c) What is the ares of sectian 1+180 ? in square meters d) What is the volume between sectien 1+160 and 1+180 using end ares methed? in ciabic maters e) What is the prismoidal volume correction? in cubic meters 8) What is the centroid af excess of section 1+100 ? in meters h) What is the correction due te horizontal curvature? in cubic meters
Question 5 A rectangular lot is divided inte 10m starares and the corners are numbered 1-3 harizontal and ard vertical, The GROUND ELEVATIONS of the different corners are given below, it is pequiced to grade to a tevel surface of ELEVATION 15 m \begin{tabular}{|c|c|c|c|} \hline 1a=17.3 & 1 b=16.4 & 1c−15.3 & 1 d=14.5 \\ \hline 2a=17.8 & 2 b=17.4 & 2c+15.9 & 2 d=15.0 \\ \hline 3a=17.1 & 3 b=17.9 & 3c=16.8 & 3 d=17.6 \\ \hline \end{tabular} a) in the volume cut computation of regular prisers, what is ∑h1 ? 7.2 : in meters b) In the volume cut computation of ragular peisms, what is Sn2 ? 6.7 in meters c) In the volume cut computation of regular prisms. What is ∑ h 3 ? 9 in meters d) In the polame cart cemputation of regular prisis, what is Σ in 2 ? 21 in meters el What is the volume cat of the tnuncated priam (with trianzular base)? in cubic meters fI What is the total volume cut by anit volume method? in cubic meters a) What the volume eut between sections 1 and 2 by paralei section method? in cubic meters Ho What the volume cat between sections 2 and 3 by paraliel section methed? in cubic meters