Follow up post with some bridges

About a week ago I asked for some advice and you guys were very helpful. I work with a local lego master sort of guy and we go into schools and do some educational stuff with Lego. This week’s school we had a train setup and the kids built bridges for the trains. So many bridges! Astonishingly we didn’t really have any disasters. Definitely had to strengthen some of the bridges up though. Here’s a video of half the track as another class came in and I didn’t get to capture the whole but you...