.....&..&.                                          ....&...&.
......&...                                          &....&...&
&......&..                                          .&....&...
.&......&.                                          ..&....&..
..&......&                                          ...&....&.
...&......                   R41LS                  ....&....&
&...&.....                                          &....&....
.&...&....                                          &&....&...
..&...&... &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& &&&....&..
...&...&..                                          &.&&....&.
....&...&. &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& ..&&&....&
&....&...&                                          ..&.&&....
.&....&...                                          &...&&&...
..&....&.. TR41NS  4R3  SO  CONSTRUCT3D  TH4T  TH3Y &&..&.&&..
...&....&. H4V3 TO FOLLOW 4 S3T P4TH.  TH1S P4TH 1S .&&...&&&.
....&....& C4LL3D  4 "R41LWAY", WH1CH  1S COMPR1S3D .&&&..&.&&
&....&.... OF TWO M3T4L R41LS,  H3NCE 1TS N1CKN4M3. .&.&&...&&
&&....&...                                          ...&&&..&.
&&&....&.. B3C4USE  TH3  LOW  FR1CTION  B3TWEEN TH3 ...&.&&...
&.&&....&. WH3ELS OF TH3 TR41N 4ND  TH3 R41L M3T4L, .....&&&..
..&&&....& TH3RE  4R3 L1MITS FOR HOW 4CUT3  4 CURV3 .....&.&&.
..&.&&.... C4N B3, 4ND  3VEN  MOR3 SO FOR  HOW MUCH .......&&&
&...&&&... TH3  GROUND  UND3R   TH3  R41LS  C4N  B3 .......&.&
&&..&.&&.. SLOP3D. THUS 4 R41LWAY 1S OFT3N  NOT L3D .........&
.&&...&&&. ON TOP  OF H1LLS, R4TH3R THROUGH TH3M 1N &........&
.&&&..&.&& TUNN3LS   (1F   TH3Y   4R3   L4RG3),  OR &&........
.&.&&...&&            4RT1FICIAL CH4SMS.            &&&.......
...&&&..&.                                          &.&&......
...&.&&... TH3RE W1LL B3 TR3ES ON TH3 S1D3  OF  TH3 ..&&&.....
.....&&&.. R41LS, BUT NOT TOO  CLOS3, OR  TH3Y W1LL ..&.&&....
.....&.&&. B3  CUT  DOWN BY  TH3  R41LWAY J4N1TORS. ....&&&...
.......&&& TH3RE W1LL  B3  PL41NS,  4ND  BOD13S  OF &...&.&&..
.......&.&                  W4T3R.                  .&....&&&.
.........&                                          ..&...&.&&
&........& TR41NS  GO  BY D4Y  4ND  BY N1GHT. 4LONG ...&....&&
&&........       TH3 W4Y, TH3RE 1S 1NFORM4TION      ....&...&.
&&&....... SC4TT3RED, OFT3N PUT  ON  TOP OF  POL3S, .....&....
&.&&...... TO  B3 1NT3RPRETED BY TH3 TR41N DR1V3RS. ......&...
..&&&..... D1FF3RENT  P4RTS  OF  TH3  R41LWAY  H4V3 .......&..
..&.&&....         D1FF3RENT SP3ED L1MITS.          ........&.
....&&&...                                          .........&
&...&.&&.. SOM3T1MES, TR41NS  H4V3 TO STOP 4ND W41T ..........
.&....&&&. FOR SOM3TH1NG TO H4PP3N,  F4R 4WAY. TH1S &.........
..&...&.&& 1S  S1GN4L3D  BY  R3D  OR  GR3EN L1GHTS. .&........
...&....&&                                          ..&.......
....&...&.                 &&&&&&&&                 ...&......
.....&....                                          ....&.....
......&... M4NY  P3OPLE  FOLLOW TH3 R41LS  BY FOOT. &....&....
.......&.. OFT3N  TH1S  PROV3S TO  B3  TH3  SHORT3R .&....&...
........&. P4TH B3TWEEN  TWO  PO1NTS. HOW3VER  TH1S ..&....&..
.........& 1S   FROWN3D  UPON,  4ND  V3RY  1MPOLIT3 ...&....&.
..........         TOW4RD TH3 TR41N DR1V3RS!        ....&....&
&.........                                          .....&....
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