The Laborers on the Transcontinental Railroad The Chinese and Irish laborers answered strongly when asked to help build the Transcontinental Railroad that connected the Pacific and the Atlantic Coasts. During the long process the immigrant workers encountered harsh weather and living and working conditions. Their work produced the Great Iron Trail in an incredibly short time with minimal resources and equipment. Their struggles are often overlooked and their overseers credited with the building of the railroad. The Chinese and Irish found wha ....