A few weeks ago I was assisted in photographing ongoing construction of the Cancer and Cardiovascular Research Building in the Biomedical Discovery District at the University of Minnesota. As I waited for my escort to finish up a conference, I noticed a few interesting pieces of paper on a bulletin board.
(Click to enlarge) Schematic
(Click to enlarge) Hot-work permits. There's a lot of detail to be attended to in order to keep the building site safe when working with open fires or high temperatures.