To transport workers and materials, the city hired Frederick Rolandi to oversee construction the Hetch Hetchy Railroad, a standard gauge line that followed the narrow canyon of the Tuolumne River to the remote dam site.
The city hired Frederick Rolandi to oversee construction the Hetch Hetchy Railroad. This was to transport workers and materials. The Hetch Hetchy Railroad was a standard gauge line. This standard gauge line followed the narrow canyon of the Tuolumne River to the remote dam site.