Part 2- Levelling 2. A new slip road has been constructed alongside a motorway and National Highways have asked you to l

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Part 2 Levelling 2 A New Slip Road Has Been Constructed Alongside A Motorway And National Highways Have Asked You To L 1 (177.31 KiB) Viewed 30 times

Part 2- Levelling 2. A new slip road has been constructed alongside a motorway and National Highways have asked you to level the centreline of the carriageway. (a) Calculate the reduced levels and complete checks for survey accuracy. BS IM FS HPC RL Comments -2.475 TBM 61.474m AOD 2.912 1.632 CP 0.514 Ch 0 0.953 Ch 10 1.141 Ch 20 1.956 Ch 30 1.154 2.356 CP Ch 40 1.586 Ch 50 1.973 Ch 60 2.011 Ch 70 2.356 Ch 80 2.401 2.184 CP 2.223 1.304 CP 1.090 TBM 64.072m AOD (b) Plot the profile of the slip road using a suitable scale. (c) Explain how distances can be calculated using a standard automatic level.