Can somebody solve these question (ALL the questions please and explain) ix. TRB
ID: 1712747 • Letter: C
Question
Can somebody solve these question (ALL the questions please and explain)
ix. TRB stands for: a) Terrific Road Board b) Transit Research Board c) Transportation Research Board d) Transportation Research Bureau e)None of the above. Answer: The amount by which an obstruction needs to be cleared to provide adequate stopping sight distance on a horizontal curve is given by: a) the length of the curve b) the radius of the curve c) the length of the long chord d) the length of the tangent e) the middle ordinate distance. Answer: x. A crest curve has an initial grade of-20% and a final grade of 4.0%. The high point of this curve is at: (a) the PVT (b) the PVI (c) the PVC (d) 5.3 stations from the PVC (e) none of the above. Answer:_ xi. cleared to provide adequate stopping sight distance for a horizontal curve? (a) External distance (b) Middle ordinate distance (c) Tangent distance (d) Radius (e) none of the above. Answer:Explanation / Answer
ix) TRB stands for c)Transportation Research Bed
x) Middle ordinate distance
The area (Middle Ordinate distance) on the inside of the curve should be cleared to provide adequate sight distance.