On Wed, 10 Nov 2004 18:10:58 UTC, David Hansen
wrote:

: The forces the power cars produce are minor compared
: to the forces involved in a crash.

3000hp at 100mph is pretty close to 5 tons of thrust. As David says,
compared to the crash forces on half a train (4 * 35 ton coaches + 1 *
70 ton locomotive = 210 tons), that's trivial.

Ian

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