The gage of the track on a particularly sharp curve in your section was
increased slightly to prevent binding. The passage of trains, however, is
spreading the gage even farther. To correct the situation, you should
Modern railroad rails are usually made of:
Open-hearth alloyed steel.
The sketch shows a typical rail section.
Which of the following
correctly identifies its three main parts ?
A, head; B, web; C, base.
A, base; B, head; C, web.
A, head; B, base, C, web.
A, base; B, web; C, head.