
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 …
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 protection of foundations | Eng-Tips
Aug 10, 2015 · Frost depth in busy roads, normal winter 5-7 feet, residential roads 46 feet in the yards adjacent to both roads, 2-3 feet. And yes when I was there we installed and repaired sewer pipes all …
Frost protection - void form thickness design | Eng-Tips
May 24, 2009 · Hi all, this may be old to someone but i need your input on frost heave design for my foundation. I'm designing an unheated structural slab supported on piles. Design depth of frost …
Slab on grade -thickened edge subject to frost | Eng-Tips
Mar 3, 2006 · I am designing a thickened edge slab for a garage 28'w x 36'l. I am able to calculate the required thickness but have unique site conditions (clay soil, subject to freeze/thaw (frost) action)and …
Frost Protection for Interior Footings | Eng-Tips
Nov 18, 2024 · If the building is heated there is no need to frost protect interior footings. On the other hand, if the structure is an unheated warehouse, then they should be protected just as exterior …
Can flow fill (CLSM) be used as a fill material to meet frost ...
Oct 23, 2015 · I have an equipment foundation that needs to be frost protected. In this case, the frost depth is 48". In section 4.2 of ASCE 32 it states, "Foundations placed on a layer of well-drained, …
When to Go Down to the Frost Depth | Eng-Tips
Nov 19, 2008 · I always hear that the footings have to be placed below the frost depth but does that apply to any footing? For a job where the local code indicates frost depth of 42”, all exterior bldg …
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 …
Frost heave in saturated gravel below foundation | Eng-Tips
Nov 18, 2024 · Given that the gravel will most likely always be saturated with water at least 30 cm below the surface, what sort of frost heave should I expect? I understand that gravel is typically considered …