Materials

LINEAR SHRINKAGE TEST OF SOIL(IS-2720-PART-20-1966)

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Objective For determination of linear shrinkage of soil Reference Standard IS: 2720(Part 20)-1966- Methods of test for soils: Determination of linear shrinkage. Equipment / Apparatus Mould Oven Preparation sample A sample weighing 150g from thoroughly mixed portion of bulk material passing 425 micron IS sieve is prepared. Procedure The mould is thoroughly cleaned and a … Read more

CBR (CALIFORNIA BEARING RATIO) TEST OF SOIL(IS-2720-PART-16-1979)

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Objective Determination of CBR of soil either in undisturbed or Remoulded condition Reference Standards IS: 2720(Part 16)-1973- Methods of test for soils: Laboratory determination of CBR. Equipments / Apparatus Compression machine Proving ring, Dial gauge, Timer Sampling tube Split mould Vernier caliper, Balance Preparation sample The test may be performed (a) On undisturbed soil specimen … Read more

DIRECT SHEAR TEST OF SOIL(IS-2720-PART-13-1986)

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Objective Determination of shear strength parameters of a silty or sandy soil at known density and moisture content. Reference Standards IS: 2720(Part 13)-1986- Methods of test for soils: Direct shear test. Equipment / Apparatus Shear box Box container Porous stone and grid plate Tamper, Balance , Sieve(4.75 mm) Loading frame, Proving ring, Dial gauge. Preparation … Read more

LIGHT/STANDARD PROCTOR COMPACTION TEST OF SOIL(IS-2720-PART-7-1980)

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Objective For determination of the relation between the water content and the dry density of soils using light compaction. Reference Standard IS: 2720(Part 7)-1980- Methods of test for soils: Determination of water content-dry density relation using light compaction. Equipments & Apparatus Cylindrical mould & accessories [volume = 1000cm3] Rammer [2.6 kg] Balance [1g accuracy] Sieves … Read more

SHRINKAGE LIMIT TEST OF SOIL(IS-2720-PART-6-1972)

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Objective For determination of the shrinkage limit of soil. Reference Standards IS : 2720(Part 6)-1972  Methods of test for soils : Determination of shrinkage factor. Equipment & Apparatus Oven Balance Sieve Mercury Desiccator Preparation sample The soil passing 425 micron sieve is used in this test. Procedure 100 gm. of soil sample from a thoroughly … Read more

PLASTIC LIMIT TEST OF SOIL(IS-2720-PART-5-1985)

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Objective For determination of the plastic limit of soil. Reference Standard IS : 2720(Part 5)-1985- Methods of test for soils : Determination of liquid and plastic limit. Equipment & Apparatus Oven Balance (0.01 g accuracy) Sieve [425 micron] Flat glass surface for rolling Preparation sample After receiving the soil sample it is dried in air … Read more

LIQUID LIMIT TEST OF SOIL USING CASAGRANDE APPARATUS(IS-2720-PART-5-1985)

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Objective For determination of the liquid limit of soil using casagrande apparatus. Reference Standard IS : 2720(Part 5)-1985- Methods of test for soils : Determination of liquid and plastic limit. Equipment & Apparatus Oven Balance (0.01g accuracy) Sieve [425 micron] Casagrande apparatus Preparation sample  After receiving the soil sample it is dried in air or … Read more

LIQUID LIMIT TEST OF SOIL USING CONE PENETROMETER METHOD(IS-2720-PART-5-1985)

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Objective For determination of the liquid limit of soil using cone penetrometer. Reference Standard IS : 2720(Part 5)-1985- Methods of test for soils : Determination of liquid and plastic limit. Equipment & Apparatus Oven Balance (0.01g accuracy) Sieve [425 micron] Cone penetrometer Preparation sample After receiving the soil sample it is dried in air or … Read more

SIEVE ANALYSIS OF SOIL(IS-2720-PART-4-1985)

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Objective For determination of particle size distribution of fine, coarse and all-in-aggregates by sieving.  Reference standard IS : 2720 (Part 4) – 1985 – Method of test for soil (Part 4-Grain size analysis) Equipment & Apparatus: Balance Sieves Sieve shaker  Preparation sample After receiving the soil sample it is dried in air or in oven (maintained … Read more

SPECIFIC GRAVITY TEST OF SOIL(IS-2720-PART-3-1980)

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Objective For determination of specific gravity of soil solids by pycnometer method. Reference Standard IS : 2720 (Part 4) – 1985 – Method of test for soil (Part 4-Grain size analysis) Equipment & Apparatus Pycnometer Sieve(4.75 mm) Vaccum pump Oven Weighing balance Glass rod Preparation sample After receiving the soil sample it is dried in … Read more