POP Projects is a collection of new and classic projects from more than a century of Popular Mechanics. Master skills, get tool recommendations, and, most importantly, build something of your very own ...

I’m building a commercial grade swing set. I’d like to use 40 gauge 2 3/8” steel pipe for the top rail and 2” pipe for the legs. If I do one bay with 3 swings, what is the load limit for all three ...