1848 17 June 310/2 Upwards of twenty tons of railroad spikes are manufactured every week.
1939 W. A. White ii. 56 After the last railroad spike was driven.
2005 (Nexis) 14 Aug. c2 Normally the stress is contained by the railroad spikes, tie plates, crossties and ballast to resist the side-to-side movement that causes the rails to buckle.