Preparing the sub grade and sub base placing the reinforcement and concrete and finishing and curing the slab.
Make concrete walls on slab on grade.
Rigid insulation is placed vertically on the exterior face of the foundation wall.
Walls weigh from several hundred to several thousand pou nds per linear foot.
Exterior wall on slab must be out on the edge an exterior wall must be placed on the outside edge of the slab so the exterior siding laps down and over the edge of the slab.
Sealed concrete slabs are popular for finished floors in high performance homes concrete comes with a large carbon footprint responsible for 10 of.
And columns walls are raised from the grade slab.
This type of slab is framed by providing batter boards around the slab as per plan and pouring the concrete inside batter boards.
There are situations where a wall is placed on a new thickened slab or on an existing concrete floor slab on grade.
The design tab le used for determining thicknesses required under walls is developed by staab see biblio an d foundation subjected to concentrated loads.
However no matter how basic or complex the floor is the construction method is similar and includes.
Slab on grade with concrete masonry stem wall and exterior insulation figure 4 11 illustrates a slab on grade foundation with a masonry foundation wall.
A slab foundation is made of concrete that is typically 4 6 thick in the center.
Defining the boundaries of the concrete slab can be done easily with wooden stakes driven into the ground and a string line laced at a right angles.
Minimizing concrete in a slab on grade home whether your goal is to cut construction costs minimize environmental impact or both there are practical ways to build a home with less concrete.
By building a slab on grade home you are choosing to substitute foundation walls with above ground walls.
This prevents water from leaking under the bottom of the wall to the inside of the building.
This insulation aligns with rigid foam sheathing that covers the framed walls above grade.
Concrete slabs on grade are a very common type of concrete construction.
Monolithic grade slab doesn t have any footings the concrete slab itself acts as a footing for the building.
Floor slabs can range from a simple residential basement slab to a heavy duty industrial floor.
Building formwork for a slab on grade.
Snap a levelled chalk line on the interior of the formwork to indicate the height of the concrete to be poured.
