Lab Facilities

Sri Manakula Vinayagar Engineering College

Material Testing Laboratory I


The materials testing laboratory – I, helps to determine tensile test, torsion test, hardness test, impact strength, shear test, stiffness of springs, types of strain gauges, universal testing machine on steel and metals. The students will be able to infer the suitability of these materials for strength


Objectives

    • To Study the various component parts of the Universal Testing Machine (U.T.M.) & test procedures of various practical’s to be performed.
    • To conduct a tensile test on a mild steel specimen and determine the following: (i) Limit of proportionality (ii) Elastic limit (iii) Yield strength (IV) Ultimate strength (v) Young’s modulus of elasticity (VI) Percentage elongation (vii) Percentage reduction in area.
    • To conduct hardness test on mild steel, carbon steel, brass and aluminum specimens
      • To conduct torsion test on mild steel or cast iron specimens to find out modulus of rigidity
        • To find the values of bending stresses and young’s modulus of elasticity of the material of a beam simply supported at the ends and carrying a concentrated load at the centre
          • To conduct shear test on specimens under double shear
            • To Study various types of strain Gauges.
          • Scope

            • To understand the various strength of materials
            • To know about the tests to measure material strength, ductility, hardness

      List of Experiments

        • To Study The Universal Testing Machine (U.T.M.)
      • To determine Tensile test on a metal .
        • To determine Hardness of Mild Steel.
        • Torsion test on mild steel rod.
        • To determine Impact strength of steel. (By Izod test )
        • To determine Impact strength of steel.( By Charpy test)
        • To determined Young’s Modulus of Elasticity of different materials of beam simply supported at ends.
        • To determined Shear Test on Metals.
        • To determine the Stiffness of the Spring and Modulus of Rigidity of the Spring wire
      • Ultimate strength of concrete.
        • To Study various types of Strain Gauges.
        • To determine Compressive Strength Of Brick

      List of Equipments :

      The laboratory comprises of following equipments


       

      Sl.No Name of the Equipment  Quantity
      1 Universal Testing Machine  100 nos.
      2 Brinell Hardness Test 69 nos.
      3 Rockwell Hardness test 50 nos.
      4 Torsion Testing Machine 1 no.
      5 Izod  & Charpy impact 1 no.
      6 Deflection of beam apparatus 1 no.
      7 Spring testing machine 1 no.
  • Material Testing Laboratory II (Concrete Lab)

    The materials testing laboratory II helps to determine the physical properties of construction materials like cement, fine and coarse aggregate, and strength characteristics of cement mortar, plain cement concrete. The tests include determination of specific gravity, fineness, normal consistency, setting times, workability and soundness of cement, fineness modulus of fine and coarse aggregate, strength of cement mortar, cement concrete and bricks, bending and flexural strength on concrete. The students will be able to infer the suitability of these materials for construction.

    Objectives

    • To determine the properties of the materials used for making the cement concrete mix.
    • To know the various methods used for designing a mix.
    • To test whether a prepared mix is suitable for a particular type of work or not.

    Scope

    • To understand the properties of building materials.
    • To know about fineness, crushing value, bulk modulus, water absorption ratio of various aggregates.
    • To know about the slump and other properties of the concrete.
    • To understand the various factors affecting the strength of concrete.

    List of Experiments

    • Fineness of cement.
    • Specific gravity of cement.
    • Consistency, Soundness and setting time of cement.
    • Compressive strength of mortar cubes.
    • Gradation, modulus, bulking, and water absorption of sand.
    • Workability of Concrete, setting time of concrete.
    • Mix design as per IS guidelines.
    • Compressive test on concrete.
    • Effect of water cement ratio on concrete.
    • Ultimate strength of concrete.
    • Test on bricks (water absorption, compressive strength and flexural strength).
    • Test on tiles (water absorption, compressive strength and flexural strength).

    List of Equipments

    The laboratory comprises of following equipments

    Sl.No Name of the equipment Quantity 1 Vicat Apparatus 05 2 Le-Chatelier Mould, with ISI Certification Mark IS:5514 03 3 Le-Chatelier Flask 05 4 Lateral Extensometer, Analogue 01 5 Digital Compression Testing Machine, Capacity 2000 kN 01 6 Flexure Testing Machine 01 7 Consistometer 05 8 Pycnometer 05 9 Sieve Shaker Motorised 01 10 Density basket 02 11 Crushing Value Apparatus 01 12 Hot Air Oven 01 13 Slump Test Apparatus 01 14 Compaction Factor Apparatus 01 15 Concrete Mixer, Drum Type 01 16 Vibrating Table 01 17 AIM 450 Thickness Gauge 01 18 AIM 451 Length Gauge 01

    Surveying Lab

    The Surveying laboratory aids in the developments of fundamental knowledge on land surveying to civil engineering students. Laboratory comprises of instruments for distance measurements and for measuring heights of the objects. The purpose of the laboratory is to enable the students to practice land surveying techniques, using a wide spectrum of surveying equipments ranging from chains, compass, traditional levels, Transits and Theodolites to latest electronic Total stations.

    Objectives

    • To develop the ability to apply knowledge of mathematics, science and engineering to understand the measurement technique and equipment used in the land surveying.
    • To develop the ability to use techniques, skills and modern engineering tools necessary for land surveying practices.

    Scope

    • The laboratory provides basic knowledge about principles of surveying for location, design and construction of engineering projects.
    • Helps to develop students surveying skills using surveying instruments like measuring tapes, automatic levels, theodolite, and electronic distance measurement equipment.
    • Develops the ability to identify the sources of error and the procedures to minimize errors.

    List of Experiments

    Surveying Laboratory I

    • Measurement with chain and tape, ranging, offsets (perpendicular and oblique).
    • Offset survey over an ear-marked boundary.
    • Closed traverse by chain and plotting.
    • Study of prismatic compass and setting out a regular polygon.
    • Closed traverse by chain and compass, plotting and adjustment (graphical and analytical).
    • Plane table survey by radial resection and traverse method.
    • Two point problem.
    • Three points problem (Bessels method).
    • Three point problem (Trial and error method).
    • Study of levelling instruments and observation of staff reading.
    • Differential levelling.
    • Fly levelling.
    • Reciprocal levelling.
    • Check levelling.
    • Contour survey and plotting.
    • L.S. and C.S. and plotting.

    Surveying Laboratory II

    • Study of Theodolite, Measurement of horizontal angle (Repetition and reiteration), Measurement of Vertical angle.
    • Theodolite closed traverse, plotting and adjustment.
    • Heights and Distances (Base of the object accessible & inaccessible).
    • Heights and Distances - Instrument station in the same vertical plane.
    • Heights and Distances (Base of the object in accessible - Instrument station not in the same vertical plane).
    • Determination of tacheometric constant.
    • Tacheometric survey - Distance and Elevation by stadia method.
    • Tacheometric survey - Distance and Elevation by tangential method.
    • Tacheometric survey - Contouring and plotting.
    • Use of Subtense bar.
    • Setting out for building.
    • Setting out curves.
    • Total Station and GPS.

    List of Equipments

    The following equipments are available to conduct practical’s pertaining to theory

    Sl.No Name of the equipment Quantity
    1 Total Station 01
    2 Theodolite 10
    3 Dumpy level 10
    4 Auto Level 03
    5 Prismatic compass 10
    6 Survey compass 02
    7 Subtense bar 05
    8 Plane table 12

    Transportation Engineering Lab

    transportation_lab_03

    Transportation engineering lab enables us to study about the technology and scientific principles to the planning, functional design, operation and management of facilities for any mode of transportation in order to provide for the safe, efficient, rapid, comfortable, convenient, economical, and environmentally compatible movement of people and goods.

    Objectives

    • To develop an understanding of the highway material.
    • Familiarize the students with various test procedures.

    Scope

    The scope of the lab is to determine,

    • Suitability of sub-grade.
    • Suitability of aggregate used in road construction.
    • Characters of binding materials.

    Experiments Handled

    • CBR test on sub grade soil.
    • Sand gravel mix design on sub grade soil.
    • Aggregate crushing value test.
    • Los angels abrasion test.
    • Aggregate impact test.
    • Elongation index.
    • Flakiness index.
    • Angularity number.
    • Specific gravity and water absorption test.
    • Penetration value of Bitumen.
    • Ductility test of Bitumen.
    • Softening point test of bitumen.
    • Flash and fire point test on bitumen.
    • Specific gravity of Bitumen.
    • Viscosity of cutback Bitumen.
    • Marshall’s test on Bituminous mixes.

    List of Equipments

    Item No(s)
    California Bearing Ratio Test Apparatus 1
    Los Angeles Abrasion Testing Machine with Abrasive Charge 1
    Aggregate Impact test Apparatus 1
    Universal Penetrometer 1
    Ductility Testing Machine, Electrically Operated 1
    Softening Point 1
    Flash and Fire Point AIM – 509 Flash Point (Closed) 1
    Standard Tar Viscometer 1
    Paving Mix Test, Marshall Stability and Compaction 1
    Binder Extraction 1
    California Bearing Ratio Test Apparatus 1
    Los Angeles Abrasion Testing Machine with Abrasive Charge 1
    Universal Penetrometer 1
    Ductility Testing Machine, Electrically Operated 1
    Softening Point 1
    Flash and Fire Point AIM – 509 Flash Point (Closed) 1
    Standard Tar Viscometer 1

    Environmental Engineering Lab

    The Environmental Engineering Laboratories in the Department of Civil Engineering provides excellent research facilities. We have all the state-of –the-art equipments to research on water and wastewater treatment, contaminant transport and site remediation, anaerobic microbiology, analytical chemistry, and applied molecular microbial ecology.

    Objectives

    • To learn and practice on the various testing methods for water quality, waste water quality and other environmental parameters.
    • To correlate theoretical and practical and measures for visual understanding and practice.

    Scope

    General study of environmental engineering lab includes,

    • Pollution control, ecological balance and study of impurities in water.
    • Study of industrial waste, effluent disposal and recycling of waste water.

    Experiments Handled

    • Determination of turbidity, pH, Conductivity.
    • Determination of Alkalinity.
    • Determination of Chlorides.
    • Determination of Hardness.
    • Determination of Iron.
    • Determination of Manganese.
    • Determination of Fluorides.
    • Determination of total solids.
    • Determination of suspended solids.
    • Determination of dissolved oxygen.
    • Jar test for the determination of optimum coagulant dose.
    • Determination of BOD.
    • Determination of COD.
    • Estimation of E-Coli.
    • Determination of residual Chlorine.

    List of Equipments

    Item No(s)
    Turbidity meter 1
    pH meter 1
    Conductivity meter 1
    Flame Photometer 1
    Chlorine Comparator 1
    Jar Test Apparatus 1
    B.O.D incubator 1
    C.O.D incubator 1
    Muffle Furnace 1
    Hot Air Oven 1
    Magnetic Stirrer with hot plate 1
    Water Bath 1
    Heating Mantles 2
    Colorimeter 1
    Turbidity meter 1
    pH meter 1
    Conductivity meter 1
    Flame Photometer 1
    Desicator 210mm 5
    Crucibles 50ml 10
    Burette with stand – B Class 100ml 12
    Pipette with graduation 25ml 12
    Beaker 100ml 15
    Beaker 500 ml 5
    Beaker 1000ml 5
    Standard Flask 100ml 10
    Standard Flask 250ml 10
    Conical flask 250ml 15

    Geotechnical Engineering Lab

    geotechnical_engg_lab_05

    The Geotechnical Laboratory is well-equipped with testing equipment for evaluating all engineering properties of soils and rocks, including index properties, compaction characteristics of soils, hydraulic characteristics, compressibility, rate of consolidation and shear strength. The equipment ranges from the most fundamental to the most sophisticated and is used in both undergraduate and graduate teaching and research.

    Objectives

    • To provide the hands on training in determination of Index and Engineering and index properties of soils.
    • To familiarize the students to do the experiments as per the guidelines of BIS.
    • To provide the knowledge on interpretation experimental results to solve foundation problems.

    Scope

    • Sample Collection and Analysis
    • Geotechnical Engineering Analysis
    • Soils Compatibility study

    List of Experiments

    • Specific Gravity of coarse grained and fine grained soils.
    • In-situ unit weight determination – Core cutter Method & Water content Determination.
    • Grain size analysis – Mechanical method – Dry sieve analysis.
    • Grain size analysis – Sedimentation analysis – Hydrometer method.
    • Atterberg’s limis: Liquid limit test, Plastic limit test and Shrinkage limit test.
    • Permeability test: Constant and variable head.
    • Standard Proctor Compaction Test.
    • Direct shear test.
    • Unconfined compression test
    • Triaxial shear test
    • Visual soil classification

    List of Equipments / Apparatus:

    The following are the equipments are available to conduct the practical

    Sl.No Name of the equipment Quantity
    1 Direct shear 1
    2 Triaxial shear 1
    3 Unconfined compression 1
    4 Sand replacement method apparatus 1
    5 Core cutter apparatus 2
    6 Standard Proctor compaction apparatus 3
    7 Constant head permeameter 1
    8 Falling head permeameter 1
    9 Automated Mechanical sieve shaker 1
    10 Casagrande’s Liquid limit device 4
    11 Plastic limit apparatus 4
    12 Shrinkage limit device 1
    13 Pycnometer 5

    Geoscience Engineering Lab

    geoscience_lab_06

    Geoscience engineering laboratory explores the application of geological knowledge in engineering works. It has wide applications in various engineering fields especially in urban planning and expansion. Site investigation for major structures such as dams, factories, and heavy buildings is one of the main parts of engineering applications. Others include earth material characterization, exploration and assessment of construction materials and assessment of difficult grounds such as, expansive and collapsible soils. The obtained information can be presented in a form of engineering geological maps, which is essential in several projects.

    Objective

    • The objective of this laboratory is to study the geologic factors that affect the location, design, construction, operation and maintenance of different civil engineering structures.
    • To study the physical properties of minerals and rocks, geological properties like strike and dip of the bedding planes.
    • To analyze the attitude of rock formations, interpretation and use of geological maps and identification of mineral and rock analogs.

    Scope

    • The students will have an in depth knowledge to analyze and interpret the attitude of rock formations in a given site for construction.
    • They will be able to identify the rocks visually from its physical properties and mineralogical composition.
    • They will be able to decide upon the suitability of the earth materials (rocks and soil) available for the construction, by examining them physically and chemically in the laboratory if needed.
    • The student will be able to interpret and understand the geological contour maps provided by the geologist about the topography of the construction site, and can decide on the suitable site for construction based on their interpretation from the geological map.

    List of Experiments

    • Determining the Thickness of rock bed layers.
    • Determining the attitude (strike direction, true and apparent dip directions and amount) of the rock bed layers.
    • Bore hole problems to determine the depth of rock bed layers in the sub-surface.
    • Analyzing and interpretation of geological contour maps.
    • Megascopic study of minerals.
    • Megascopic study of rocks.

    List of Equipments / Specimens:

    Sl.No Name of the Equipment /Specimen /Model Quantity
    1 Mineral specimen 100 nos.
    2 Rock specimen 69 nos.
    3 Streak plates 50 nos.
    4 GIS08 Aerial photograph - coloured 1 no.
    5 GIS09 Aerial photograph pair size 25x25 cm B&W with toposheets 1 no.
    6 GIS 12 Satellite Imaginary FCC Geo coded toposheet base scale 1:50,000 1 no.
    7 Constant head permeameter 1 no.
    8 Description an dclassification of Faults 2 nos.
    9 Earth’s layer model 1 no.