2008年4月5日 · Frost depth always has been and should be to the bottom of the footing. You are trying to avoid a condition where frost occurs in the soil directly under a footing and in which …

2025年2月11日 · Hello, I am currently designing concrete drilled piers, and per the geotech report, the recommendations incur a 1600 psf design stress for potential frost heave. The …

2008年6月4日 · Hi, Guys, Need help here. I remember there was a thread before, which discusses about the crushed stone size for use as non-expansive frostfree fill. But I...

2007年2月17日 · However there is still some potential for frost heave, especially of there are variations in the soil. As mentioned in the other thread, would be best to insulate footings …

2011年3月3日 · A contractor is suggesting the use of 1ft deep, very wide concrete slab to support heavy rotating equipment. The local jurisdiction has a required frost depth 42in. Can a very …

2008年10月6日 · The frost line here is approximately 42" and the water within the sprinkler system will not be flowing unless there is a fire in the building, so we believe that there is a real …

2021年1月7日 · Frost heave isn't really caused by just the moisture in the soil freezing (and the subsequent small volume increase). It becomes an issue when ice lensing happens. This is …

2025年2月26日 · The frost jacking happens due to ice lens formation at the boundary btwn cold enough and not cold enough. I don't know about ice lens formation, but I guess my thinking …

2004年2月2日 · If I propose to install a strip footing of reinf. concrete for live and dead loads such that design allowable soil bearing capacity is 8000 psf ...do i have to be concerned about the …

2018年12月17日 · If frost depth is determined for a county, how many tests do they perform before the county is satisfied with their estimate of frost depth? Is climate change taken into …