Three roads are involved in this interlock, Nashville, Chattanooga and St. Louis, Southern and Seaboard Air Line; plant as consolidated consists of 107-lever machine with 95 functions and 12 spare spaces; interlocking is General Railway Signal Co. 110-volt electric type; cost of this consolidation was $12,000.
N. C. And St. L. Consolidates two interlockers saving $6,000 a year
Ry. Signaling
Railway Signaling ; 22 , n 2
1929
2 pages
9 Figs.
Article (Journal)
English
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