A. 25 mm
B. 40 mm
C. 50 mm
D. 10mm
A. wooden sleepers
B. CST-9 sleepers
C. steel trough sleepers
D. concrete sleepers
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
A. 18
B. 19
C. 20
D. 21
A. 12 m and 12 m
B. 12 m and 13 m
C. 13 m and 12 m
D. 13 m and 13 m
A. 10°
B. 16°
C. 30°
D. 40°
A. 0.168 cm
B. -0.168 cm
C. 7.432 cm
D. 7.768 cm