Raft slab / Guides

...slab images courtesy of Legalett . Compacting gravel for under a raft foundation Insulated slab forming systems Corner detail for insulated slab forming system Skirt detail for frost protected shallow foundation slab forms Rebar detailing for slab foundations Slab-on-grade floors are oft...

...slab on grade construction step by step , Raft slabs for building on soft soils , and anything else about sustainable green home construction in Ecohome's green building guide pages.

...raft slab on expansive soils or high water tables instead of a slab with a thickened edge footing. A raft slab distributes the weight evenly over the whole surface instead of resting on an edge-loaded footing, so the risk of differential settlement or shifting is greatly reduced. A raft slab requires almost no excava...

...raft slab on expansive soils or high water tables instead of a slab with a thickened edge footing. A raft slab distributes the weight evenly over the whole surface instead of resting on an edge-loaded footing, so the risk of differential settlement or shifting is greatly reduced. A raft slab requires almost no excava...

...slab on grade FPSF footing on soil with a high water table to prevent frost heave, by first installing drainage below the slab. Related slab on grade foundation pages: Slab-on-grade technical guide Building a thickened edge slab on grade with normal soil conditions Raft slabs on poor soil conditions to avoid ...

...slab are poured at the same time. Here are the basic steps for slab-on-grade construction on soil that does not have a high water table and has sufficient compressive strength to carry the load of the building. For problem soils see our pages on raft slabs and building on problem soils. 1. Creating a level building...

...raft-slab ‘ slab on grade ICF Forming kit ’ with 12 inches of EPS foam insulation John Hodges' Passive House with Larsen Trusses © Ecohome Exterior insulation for home renovations: Beyond new home construction, using the Larsen Truss wall Design can also be a great way to do an energy-efficiency home retrofit...

...slab-on-grade , raft-slabs or screw piles . If a lot can only handle alternative building types, then that should be reflected in the asking price and if it isn't, it should be reflected in your offer. Contacting a local geotechnical engineer would be wise as they might have knowledge and experience with regional issue...

...raft slabs with air heated floor s are an option available all across North America, for this house as well as any other design. You can see the video showing the insulated slab forms installation and how the solar heated radiant slab on grade system works here - on the Ecohome Network Youtube channel . Reducing the ...

...slab on grade form kit from Legalett with 6 inches of seamless insulation under the slab and on the exterior vertical surfaces. As the ground beneath this prefab kit house is expansive clay, a raft slab-on-grade design with solar radiant heating was chosen to avoid the costly process of soil remediation that would have...

...raft slab kits and have installed over 2 million square feet in North America. 2-inch air heated tubes © Legalett Heating with electricity but avoiding peak rates: An additional benefit that can be realized with any heated concrete floor (air, electric or hydronic), is that the floor...