Build the Milwaukee Road Beer Line part 3 By Angela Cotey | January 19, 2009 | Last updated on November 7, 2022 Ballasting track Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Now that the track is laid in Humboldt Yard, Model Railroader Associate Editor Cody Grivno will show you his technique for installing ballast.