Set Construction - Legging Platforms Resource Sheet One of the most common ways to leg up a platform is to use . First, cut legs to the height of your platform, minus of an inch. The legs fit up under the platform, and are bolted to the 2 by 4 . It is extremely important that the legs are all the same height. For extremely tall legs, over 5 or 6 feet tall, it is smart to screw together to double the strength of each leg. It is also smart to frame in your platform with sturdier lumber...like using s instead of 2 by 4's like we did earlier. C-clamp 4 legs to the 4 , and 2 legs to the of each side of the platform. Then drill holes through the 2 bys into the center of each leg. Use a framing square or level to make sure the leg is , or straight up and down. Use a drill bit slightly than the bolt you are going to use, and use either 3/8 inch or 5/16 inch carriage bolts that are at least inches long. After you drill the holes, set the bolts using a , put on a washer and hex nut, and tighten down the hex nut with a or . If the legs are over __ __ inches tall, it's a good idea to plumb the legs and apply 2 braces to each leg. legs, a type of compression legging, are 2 - 2x4 legs that are nailed or screwed together in an L shape and sit directly the platform bracing. They are usually held in place by that are nailed or screwed to the back of the hog troughs and then the back of the platform bracing. These work best when the platforms are legged up just a distance, and are butted up against other platforms.