HD7CE: Concrete Technology

                                                                            

 

2.1 Concrete as a Building Material and its gradients :

 

(i) Cement : Manufacture of Portland Cement, its composition, Hydration of cement, physical and chemical properties, concept of strength development. Gel. space Ratio, Powers Law. Gel. structure.

 

(ii) Testing of Cement for general physical and chemical properties as per BIS specifications.

(iii) Different types of cement such as Slab Cement, Portland Pozzolona Cement and high Alumina cement, their characteristics, composition, use and properties.

(iv) Aggregates and Testing of Aggregates:

Classification, source, physical and mechanical properties. Testing of Aggregates for physical and mechanical properties.

 

2.2 Production of Fresh Concrete :

 

(i) Proportioning of concrete, operations involved in concrete production, Workability, Factors Affecting workability, Measurement of workability. Problem of Segregation and bleading and Laittance.

 

(ii) Properties of Hardened Concrete.

Strength and durability, Factors affecting strength and durability of concrete.

 

2.3 Concrete Mix Design: principle and Methods, Statistical Quality control. Concrete Rheology, Maturity concept.

 

2.4 Introduction to special concretes :

 

 

(a) Admixtures in concrete.

(b) Special concrete as lightweight concrete.

High Density Concrete, Sulpher Impregmented concrete Polymer concrete, Lime concrete constituents and uses.

(c) High strength concrete.

(d) Fibre Reinforced Concrete.

 

2.5 Material testing and instrumentation :

 

Conventional vs. Non-Destructive Testing. Methods & Principles of NDT.

 

References

 

1. Rai Mohan and Jai Singh M.P. “Advances in Building Materials and Construction-CBRI Roorkee.

2. “Civil Engineering Materials “Technical Teachers” Training Institute Chandigarh, Tata McGraw Hill Publishing Company Ltd., New Delhi.

3. Spence RJS and Cook DJ-’Building Materials in Developing Countries’ John Wiley and Sons.

4. Shetty M.S. “Concrete Technology, Theory and Practices.” S. Chand & Company Ltd., New Delhi.

5. Neville A.M., Properties of Concrete, Pitman Publishing Company.

6. Gambhir M.L. “Concrete Technology” - Tata McGraw Hill Publishing Company Ltd., New Delhi.

7. Gambhir M.L. “Concrete Manual” - Dhanpal Rai & Sons, Delhi.