U.S. crude-by-rail projects; Valero starts up Port Arthur TX project

(Updates with startup of Valero Energy Corp's Port Arthur, Texas project) HOUSTON, Sept 30 (Reuters) – U.S. oil producers, refiners and logistics companies are deep into the crude-by-rail movement with dozens of projects throughout the United States and crude movements via rail that jumped 16 percent in the second quarter compared to 2013. Rapid proliferation of oil-by-train shipments started …