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Earthworks

Grading of Soils

Lab Test
The Grading of Soils test determines particle size distribution to assess soil suitability for construction, including compaction and permeability properties.
Asphalt

Bitumen Content

Lab Test
The Bitumen Content Test measures the percentage of bitumen in asphalt mixtures to ensure their quality and performance for construction projects.
Asphalt

Grout Compressive Testing

Lab Test
The Bitumen Content Test measures the percentage of bitumen in asphalt mixtures to ensure their quality and performance for construction projects.
Concrete

Pull Out Test

Lab Test
Site Test
Evaluates the strength and security of fixings by applying tension to the desired load level.
Asphalt

Bitumen Extraction Test (Binder Content)

Site Test
Mobile Site Test
The Bitumen Extraction Test measures the binder content in asphalt mixtures, ensuring quality, durability, and performance for construction applications.
Concrete

Polypropylene Fibres

Lab Test
Site Test
Measures density of steel, polypropylene, or glass fibers by washing and weighing sample.
Concrete

Flexural Strength of Concrete Beams

Site Test
Flexural strength tested through application of load through upper and lower roller.
Concrete

Young's Modulus

Lab Test
Young’s Modulus is a measure of a material’s stiffness, indicating how much it will deform under a given stress.
Concrete

Chloride Migration

Lab Test
Site Test
This procedure determines the chloride migration using non-steady-state experiments.
Concrete

Water Permeability

Site Test
Measures water penetration depth under pressure in concrete samples.
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Lab Test
Grading of Soils

The Grading of Soils test determines the particle size distribution of a soil sample, which is essential for understanding its compaction properties, permeability, and suitability for construction purposes.

The Process

  1. Sample Preparation: A representative soil sample is collected and prepared for sieving.
  2. Sieving: The soil sample is passed through a series of standard sieves with varying mesh sizes. The soil particles are separated based on their size as they fall through the sieves.
  3. Weighing and Calculation: The amount of soil retained on each sieve is weighed. The results are used to calculate the percentage of soil passing through each sieve, which is then plotted on a grading curve.
  4. Analysis: The grading curve is analyzed to determine the soil's classification and to assess its suitability for specific construction applications, such as foundations, roads, or embankments.

Why Is This Test Important?

  • Soil Classification: Helps classify soils based on their particle size distribution, which influences their suitability for different engineering applications.
  • Construction Suitability: Determines the soil's compaction and permeability properties, essential for road construction, foundations, and earthworks.
  • Quality Control: Ensures that the soil meets the specifications for strength, stability, and drainage.

The Grading of Soils test is a key method for determining the characteristics of soil used in construction, ensuring materials meet the required standards. Contact us for expert testing services.

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