Welcome to North American Interlockings. Please take the time to read the printed material especially site navagation. This will explain how and why the site is set up.

Dec 31, 2012 · In most cases, the railroad controlling (and staffing) each tower is named first within the list of railroads involved in the plant. A total of active interlockings follows the state …

Aug 10, 2016 · Links to railroad interlocking tower sites: Active North American railroad interlocking towers and cabins

This kit includes two drain pipes (one for each roof configuration), a window air-conditioning unit and two railroad utility buildings. One is rust brown, the other is silver. The utility buildings …

Description: Archistories latest USA building kit release is a brick railroad interlocking tower kit. This dual purpose kit allows you to build this single tower with two different configurations. …

Ztrack and Archistories has teamed up to release a brick railroad interlocking tower kit. This dual purpose kit allows you to build this single tower with two different configurations.

Increasing traffic levels along America's railroads in the late nineteenth century warranted the use interlocking towers as a way to safely control the movement of trains.

Some tower designs were standard to a particular railroad. Pennsy towers built in the 1940's and 50's looked like miniature castles with their roof crenelations. Others like Kouts IN.,Junction IN. …

Sep 5, 2024 · Interlocking towers were once important assets before the days of CTC and computers. They protected blocks of main line with signals controlled by single operators.

Jul 15, 2022 · Interlocking towers began disappearing throughout the postwar era, as functions were consolidated and eventually eliminated. Today, there are fewer than 50 still in service …