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  • 7/29/2019 Laboratory Instructions SM

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    PREAMBLE Soil Mechanics Laboratory

    List of experiments to be done:

    1. Moisture Content Determination2. Liquid Limit3. Plastic Limit4. Shrinkage Limit5. Vane Shear Test6. Direct Shear Test7. Standard Proctor Test8. Modified Proctor Test9. Specific Gravity determination10. Consolidation Test (1-D)11.Grain size analysis (Mechanical Method)12. Grain size analysis (Hydrometer analysis)13.In-situ density Test (Sand jar cone method)14. Co-efficient of permeability (Constant & Falling head methods)15. Unconfined Compression Test (UC)16. Unconsolidated Un-drained Test (UU)Cycle of experiments:

    Group I: Atterberg Limits (LL+PL+SL) & Moisture Content

    Group II: Vane Shear Test (Soil) & Direct Shear Test (Sand)

    Group III: Compaction (Standard Proctor Test & Modified Proctor Test)

    Group IV: Consolidation Test & Specific Gravity Test

    Group V: Grain size analysis (Mechanical Method) & In-situ density Test (Sand jar cone

    method)

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    Instructions:

    Students are hereby conveyed to cooperate with the hectic schedule ahead. The class of 70 students will be divided into 5 (5 x 14 = 70) batches and each batch will

    be given 150 minutes to conduct the cycle of experiments, mentioned above.

    No. of students for performing an experiment varies for each cycle of experiments. All the students have to participate in the experiments. Students shouldclean the apparatus after completion of the experiment(s). The observations should be approved by the faculty before a student will continue to do

    calculations for the end result.

    Students will be observed for their participation, discipline, team work by eitherlaboratory staff or faculty in place.

    100% attendance is mandatory. Absence without credible reason and prior intimation tothe faculty would result in reduction of marks in the internals.

    Students should note down the observations after performing the experiments and comewith proper calculations, Graphs and results to the next session before writing the records

    which have to be submitted only after approval.

    All the students should come prepared to perform the lab task with the observationbook.

    The observation book should contain the fallowing elements in it prior to entering the labsession, which will be checked by the lab staff.

    o Objectiveo Apparatuso Formulae usedo Procedureo Observation & Calculation Tableso Graphs (Schematic)

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    The Record should contain the fallowing elements.

    o Objectiveo Apparatuso Formulae used (Detailed description)o Procedureo Observation & Calculation Tableso Graphso Resulto Inferenceo Precautions

    Faculty Allocation (From 08/07/2013 to 14/07/2013):

    Dr. Srinivas Kumar & Mr. Sharat: Class CE-04 [08:00 AM to 10:30 AM]

    Mrs. Sravani & Ms. Shemeera: Class CE-05 [10:30 AM to 01:00 PM]

    Mr. Sunil Bhagat: Class CE-06 [02:00 PM to 04:30 PM]

    NOTE:As the examination (EST) may be conducted without any time for preparation, the

    students are advised to prepare as-on basis. The evaluation criteria will soon be intimated toyou.

    SOIL Welcomes U