. Railway track and track work . lt| 7 -H« Fig. 22.—Heavy Tie-plate of Chicago,Rock Island & Pacific Fig. 23.—Post Tie-plate;Netherlands State Railways. flanges, but closer together and more wedge-shaped, to compress the edges also project beyond the outer flanges so as to prevent moisture fromentering. It has grooves on the face of the plate to receive any sand, etc., thatmight get under the rail, and may have lugs or shoulders to fit the outer edge ofthe rail base. The Q. & W. plate, Fig. 20, is a combination of the features ofthe two former. It has longitudinal flanges and g
. Railway track and track work . lt| 7 -H« Fig. 22.—Heavy Tie-plate of Chicago,Rock Island & Pacific Fig. 23.—Post Tie-plate;Netherlands State Railways. flanges, but closer together and more wedge-shaped, to compress the edges also project beyond the outer flanges so as to prevent moisture fromentering. It has grooves on the face of the plate to receive any sand, etc., thatmight get under the rail, and may have lugs or shoulders to fit the outer edge ofthe rail base. The Q. & W. plate, Fig. 20, is a combination of the features ofthe two former. It has longitudinal flanges and grooves, but no lug or 5X8 ins., ^-in. thick, weigh about 3 lbs. The Goldie tie-plate, Fig. 21, is6X7£ ins., f-in. thick, weighing about 5 lbs. It has a rib on top, and at eachcorner is a flat chisel-edged or pointed lug which is driven into the tie, cutting 58 TRACK. across the grain. There are other forms of tie-plates in use, all more or lessclosely resembling those above described. Fig. 22 shows the heavy plate adoptedby the Chicago, Rock Island & Pacific Ry., and alread
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