The guardrail post is secured to the concrete substrate via a 5/8-inch by 5-inch base plate, which is welded to the post with a 5/16-inch fillet weld. The assembly is anchored into the concrete using Hilti Kwik-X 3/4-inch diameter anchors, specifically item 418084 KH-EZ 3/4-inch by 5 1/2-inch with capsule 2346811 KHC 3/4-inch small. The base plate features 15/16-inch diameter holes for the anchors. The installation requires a minimum concrete thickness of 8 inches, with a minimum edge distance of 8 inches and a typical anchor spacing of 2 inches. Certified installers must follow the manufacturer's printed installation instructions.
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