I'm just back from a long weekend at the Fort, and couldn't help but notice that the constructions workers on the 2100 loop enjoyed a nice weekend off. My trip report will provide the details of how I ended up taking a stroll around the 2100 loop one morning. It's interesting to see what is going on there, so I thought I'd share. Here's a look at one of the sites from the back- we can see the concrete forms and rebar in place ready for the cement mixer.  Also note that there are a