Postby Joe » Tue Dec 10, 2013 9:38 am
UMD has a good suggestion - just keep adding support. 2x3's or 2x4's can be put at a 45-degree angle near the top of the boards down into the ground. Then drill a screw or two from the inside of the rink into the 2x3, and either pound the ground-side into the ground or drill a hole and pound in some rebar. Definitely add something though. Your boards should be perfectly vertical, ideally. If they are flexing back, at least support them. I wouldn't leave it alone.
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