The Nevada-California-Oregon Railway Locomotive House and Machine Shop was built by the Nevada-California-Oregon Railway in 1889 in Reno Nevada.The railroad was organized in Reno in June 1880 as the Nevada and Oregon Railroad. It was decided that the best plan was to build north to the Columbia River to serve cattle ranches and farms in northeastern California and eastern Oregon. The company decided to lay narrow-gauge track because it was cheaper than standard gauge construction. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Building