| Posted by Michael F. Allen on November 6, 2008 | |
Bob, your low angle shot really shows how steep the reversing balloon track was. The 18 is climbing a 2.5% grade (1 in 40) so the balloon must have been nearly 6%! Impressive.
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| Posted by Amtrakman on February 8, 2011 | |
That's an amazing slope.
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