
"Top" or "Bottom" of Footing? | Eng-Tips
Apr 5, 2008 · 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 case the soil …
Drilled Pier Frost Heave | Eng-Tips
Feb 11, 2025 · 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 recommendations …
Frost Depth | Eng-Tips
Oct 1, 2025 · Frost depth also tends to presume a bit of "heated building" in the tabulated numbers, so keep that in mind for say, a freezer building, unheated storage, etc.
Which soils are most susceptible to frost heaving? | Eng-Tips
Feb 17, 2007 · 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 having inadequate …
Stoops | Eng-Tips
Mar 7, 2008 · Stoops are any sort of entrance entity that is situated adjacent to building exits. They serve two main purposes: 1. Provide proper surfaces to exit on, such as a landing, stairway, ramp, …
Frost Heave Calculation | Eng-Tips
Jan 10, 2018 · Frost heave can easily be several inches in northern states with frost-susceptible (silty) soils and a shallow water table or just poor drainage. On the other hand, dry, clean, sand or gravel …
Can foundation weight allow avoidance of frost depth? | Eng-Tips
Mar 3, 2011 · 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 heavy …
Frost line depth | Eng-Tips
Mar 12, 2018 · Hello All, How can I determine the frost line depth for a project in Virginia? All I can find in the code is in R301.2 which leaves in up to the locality. The online version of the code is blank in this …
Exterior Large Equipment Pad with deep frost depths | Eng-Tips
Jan 7, 2021 · 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 when a …
How is frost depth determined / calculated? | Eng-Tips
Dec 17, 2018 · 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 account in frost …