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Re: Engineering question- Alpine Tunnel

April 21, 2017 02:36AM
I've fired a well known coal-fired 4-8-4, from a standing start after photo run-by on a 1% grade through a 1/2 mile long tunnel with 20-22 coaches behind, locomotive was at full throttle or close to it. Was very hot and humid in the cab by the time we exited the bore. Everyone survived.
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Engineering question- Alpine Tunnel

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