Head width of 52 kg rail section is________________?
Head width of 52 kg rail section is________________?
		A. 61.9 mm
B. 66.7mm
C. 67mm
D. 72.33 mm
		A. 61.9 mm
B. 66.7mm
C. 67mm
D. 72.33 mm
		A. 51
B. 62
C. 70
D. 78
		A. 1 in 257
B. 1 in 357
C. 1 in 457
D. 1 in 512
		A. web of rail
B. fishing plane
C. head of rail
D. foot of rail
		A. 143 mm
B. 156 mm
C. 172 mm
D. 129mm
		A. flat mild steel bearing plate
B. mild steel canted bearing plate
C. cast iron anti creep bearing plate
D. none of the above
		A. stop
B. proceed
C. proceed cautiously
D. none of the above