What is compacted fill material?
Compacted fills are used beneath foundations where it is necessary to raise the grade of the structure above existing ground or to replace unsatisfactory surface soils.
What is compressible fill?
GeoSpan compressible fill material is an expanded polystyrene product designed to act as a compressible medium between swelling soils and structural elements. GeoSpan acts as a compressible medium for applications such as under concrete grade beams, structural floor slabs, & against foundation.
What is compressible filler used for?
It is used under concrete grade beams, under some structural floor slabs, and against foundation walls. GeoSpan compressible fill material acts as a medium between the expansive soil and the structure to reduce stresses transferred to the structure.
What material is used for backfill?
CA7, otherwise known as ¾” limestone, or sometimes as 1” limestone, and commonly referred to as “bedding stone”, is an angular white/gray stone that self-compacts, making it ideal for use in backfill as well as pipe bedding, subbase and drainage situations.
What is the best type of fill dirt?
Fill dirt with more than a 50 percent sand content is considered perfect for filling areas intended for plants. Topsoil needs to be added to provide nutrients for plants but not for drainage purposes; 6 to 12 inches of topsoil is sufficient.
What is the best material to backfill a foundation?
Stone or gravel is the easiest material to use to ensure proper support. Don’t forget, in a home with a basement, you will need eight to nine feet of fill up next to the house foundation in an attached garage. It will be difficult to make sure this is compacted properly without using stone or gravel.
What is an example of a compressible fluid?
Vapors and Gases The flow of compressible fluids such as gas, vapor, steam, etc., is considered in general the same as for liquids or non-compressible fluids.
Is expanded polystyrene compressible?
GeoVoid® and GeoSpan® are compressible fill material expanded polystyrene products designed to act as a compressible medium between swelling soils and structural elements. Unaffected By water, Engineered for your commercial construction needs, easily adaptable on site to meet dimensions.
What is bituminous filler?
It is composed of a blend of asphalts and mineral fillers formed under heat and pressure between two asphalt-saturated liners. It is waterproof, permanent, flexible, and self-sealing. USES. ASPHALT EXPANSION JOINT can be used in 80% of all control joint applications.
What is granular fill material?
Granular Fill: Clean mixture of crushed stone or crushed or uncrushed gravel; ASTM D 448, Size 57, with 100 percent passing a 1-1/2-inch sieve and 0 to 5 percent passing a No. 8 sieve.
Is Gravel good fill?
Filling a trench in soft soil, as in a yard (gravel will more likely shift with the ground and not break your pipes). Your choice of backfill, then, will be dictated by your project. Gravel backfill works well when you need something that will drain well, and it also stands as a lower-cost option.
Is clay a good fill material?
Clay is dense and heavy, making it an excellent choice for backfilling solid ground. Frozen clay can crack and expand, moving the ground above it. There’s no filtration through clay, which means it can be harmful to plants. Backfilling alternatives to clay include sand, concrete, dirt, and woodchips.
What is compressible fill material used for?
GeoSpan compressible fill material is designed to support expected construction live loads and the weight of the structural slab until the concrete has cured and gained enough strength to be self-supporting. It is used under concrete grade beams, under some structural floor slabs, and against foundation walls.
What is geospan compressible fill?
GeoSpan compressible fill material acts as a medium between the expansive soil and the structure to reduce stresses transferred to the structure. For the long term, it is designed to compress in the event of soil swell without exceeding the design uplift capacity of the structure.
What is geovoid compressible fill material?
GeoVoid compressible fill material is an expanded polystyrene product designed to act as a compressible medium between swelling soils and structural elements.
Can I use a reinforcing support chair with compressible fill?
If reinforcing is to be supported directly by GeoSpan compressible fill material, reinforcing support chairs used must be of a type, and in sufficient quantity, to ensure that point loads do not exceed 10 kPa (1.4 psi). As an engineered product it is designed to meet specific requirements for each application.