The Korte Co. has begun work on an 800,000-sq-ft U.S. Postal service distribution facility and a 30,000-sq-ft vehicle maintenance facility in Portland. The project has been valued at more than $92 million. The design-build project will include a one-story precast concrete building. Work involves complete sitework, including utilities and asphalt paving. The Korte Co., 700 Union Station, Ste. 300, St. Louis, 63103-2256. DR#16-00456113.