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.
To transport workers and materials, the city hired Frederick Rolandi, a San Francisco engineer who had previous experience designing railways, to oversee construction the Hetch Hetchy Railroad. The railway would be a standard gauge line that followed the narrow canyon of the Tuolumne River to the remote dam site.