Foundation drain is an exterior drainage system installed on the outer face of the foundation wall and near the wall footing, covered with a layer of gravel, serving the purpose of draining out excess water seeping into the foundation. Components ...
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Backfilling Procedure in Basement
Proper backfilling of a basement is an important and essential step in the basement construction as it largely contributes to its structural stability. Moreover, properly compacted backfill provides support to the basement walls as well as acts as a barrier ...
Shifting and Tilting of Well Foundations
Shifting and tilting occur generally during the sinking phase of well foundations. If proper care is not taken, they can cause grave problems which may lead to the weakening of the stability of foundations. Precautions to avoid shifting and tilting, ...
Efflorescence on Concrete – Causes, Prevention and Removal
Efflorescence in concrete is a whitish coloured powdered deposition of salts on the concrete surface that is formed due to evaporation of water from the concrete. It is caused when water soluble salts are present in the concrete material, which ...
Lime Soil Stabilization Method and Factors Affecting it
Lime-Soil stabilization is the process of adding lime to the soil to improve its properties like density, bearing capacity etc. Various factors affecting lime-soil stabilization are soil type, lime type, lime content used, compaction, curing period and additives which are ...
Subgrade and Subbase for Concrete Slabs
Subgrade and subbase are the foundation of a concrete slab and play critical role in its performance. According to the ACI Code, the subgrade is a compacted and improved natural soil or brought infill whereas subbase is a layer of ...
Differences Between Coarse-Grained and Fine-Grained Soil
Coarse-grained soil and fine-grained soil are two different types of soil that can be identified based on their texture or ‘feel’ and particle size. It is very crucial to observe the range of particle sizes in soil as it heavily ...
Types of Material Used in Pile Foundation
Different types of material used in the pile foundation are cement, steel, timber and plastic which are a slender, structural member installed in the ground to transfer the structural loads to soils at some significant depth below the base of the ...