Practice Example 2.13: (5) - Solution - Surveying and Geomatics

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6 sample questions

Question 1.
What is the formula for calculating tangent length?
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Remember what R and Δ stand for.
Question 2.
Define the term 'chainage'.
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Think about how distances are measured in surveying.
3Question 3.
What does the tangent length represent in curve setting?
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Think about where the curve starts in relation to the intersection.
4Question 4.
Is the formula for arc length l = πRΔ/180 true or false?
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Revisit the section on calculating arc lengths.
Question 5.
Calculate the tangent length for a curve with radius 250 m and deflection angle 45°. How would this impact road design?
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Focus on correctly applying the tangent length formula.
Question 6.
A project requires curves of varying radius: one at 400 m with Δ = 90° and another at 600 m with Δ = 80°. What are their curve lengths?
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Break it into smaller calculations, ensuring correct units for angles.

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