A. toe of the switch
B. nose of crossing
C. both (A) and (B)
D. none of the above
A. 1
B. 2
C. 5
D. 10
A. 10°
B. 16°
C. 30°
D. 40°
A. 1600/R
B. 1700/R
C. 1750/R
D. 1850/R
where R is the radius of curve in meters
i) 2 obtuse angle crossings
ii) 4 obtuse angle crossings
iii) 4 acute angle crossings
iv) 6 acute angle crossings
The correct answer is ?
A. (i) and (iii)
B. (i)and(iv)
C. (ii) and (iii)
D. (ii) and (iv)
A. 18
B. 19
C. 20
D. 21
A. heel of the switch to the toe of the switch
B. heel of the switch to the theoretical nose of the crossing
C. toe of the switch to the theoretical nose of crossing
D. toe of the switch to the actual nose of crossing