Concrete Technology (Eng)

220 Original price was: ₹220.154Current price is: ₹154.

 1010234440                  Concrete Technology
                                                            Practicum 
                                                    Unit I CEMENT
1.1 Chemical constituents: Bogue’s compound & their properties- hydration of
cement-Physical and chemical Properties of OPC cement-IS requirements of OPC&
PPC.
1.2 Laboratory tests: Fineness, Standard Consistency, Setting Time, Soundness,
Compressive Strength -Different Grades of OPC-Storing of cement.
Exercises:
1) Determination of normal consistency and initial setting time of the given
cement.
2) Determination of soundness of cement by Le chatlier’s method
3) Determination of Compressive Strength of cement.

Unit II AGGREGATES AND WATER
2.1Aggregates: Classification According to Size and Shapes

2.2 Fine Aggregates: Properties- Size- Specific Gravity- Bulk Density- Water

Absorption- Bulking-Fineness Modulus, Grading Zone of Sand, Silt content-
Concept of Crushed Sand- Requirements of good aggregate.

2.3 Coarse Aggregates: Properties- Size- Shape- Surface texture- Water
Absorption- Soundness- Specific Gravity- Bulk Density- Fineness Modulus of

Coarse Aggregate-Grading of Coarse Aggregates- Crushing Value- Impact Value-
Abrasion Value-Requirements of good aggregate

2.4 Water: Quality of Water- Impurities in Mixing water and Permissible Limits for
Solids as per IS 456:2000.
Exercises:
1) Determination of silt content in sand
2) Determination of bulking of River sand / M-sand

3) Determination of fineness modulus of fine /coarse aggregate by sieve
analysis.

 

 Unit III CONCRETE AND ITS PROPERTIES
3.1 Grades of concrete

Different Grades of Concrete- Provisions of IS 456-Effect of Water Cement Ratio on

Concrete- Duff Abram Water Cement(w/c) Ratio Law- Significance of w/c Ratio-
Selection of w/c Ratio for Different Grades

3.2 Properties of Fresh Concrete
Workability-Factors affecting Workability of Concrete-Workability Requirement for
different types of Concrete Works- Segregation, Bleeding, honey combing and
Preventive Measures
3.3 Properties of Hardened Concrete
Strength, Durability, Impermeability of concrete
Exercises:
1) Determination of workability of concrete by slump cone test
2) Determination of workability of concrete by compaction factor test
3) Determination of workability by Vee- Bee Test

Unit IV CONCRETE MIX DESIGN AND TESTING
Concrete Mix Design

Concept of mix design- Factors influencing the choice of mix proportions-
Methods of Mix Design- Procedural Steps of Mix Design as per IS-10262-

Illustrative Example for Concrete Mix Design as per IS 10262:2019-Sampling and
Acceptance criteria.
Exercises:
1) Determination of compressive strength on concrete cubes
2) Non-Destructive Testing of Concrete-Rebound Hammer Test

Unit V MANUFACTURE OF CONCRETE AND QUALITY CONTROL
5.1 Manufacture of concrete

Concreting Operations-Batching-Mixing-Transportation, Placing, Compaction,
Finishing, Curing
5.2 Formwork for concreting-Types of formwork for Beams, Slabs and
Columns=Materials used for Formwork-Requirements of a Good FormworkStripping
time for Removal of Form work as per IS:456-2000
5.3 Quality Control of Concrete
Necessity of supervision-Errors in concrete construction-Check list before
commencing concreting.
Exercises:
1) Determination of consistency of fresh concrete by flow table test.
2) Determination of carbonation depth on concrete

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220 Original price was: ₹220.154Current price is: ₹154.