140 plans include frogs, points, crossing angles, track layout, crossing gates, relay house, signals and signs and many parts for all the above. This is a scan of an original Conrail C&S Standard Plans book, Western Region. This diagram book has been updated to 1986. 150 8.5 x 14 inch pages.
This is from the early days of Conrail and one of the plans is marked Penn Central. There is a lot of information here, legal clearance requirements, and all you would want to know about crossings and the signals, signs and relays around crossings.
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