UNIT 1:
Cement - Types of cements - composition, properties and uses – BIS specifications
Admixtures - Plasticizers – super-plasticizers – Retarders – Accelerators – Air entraining admixtures
Admixtures - Plasticizers – super-plasticizers – Retarders – Accelerators – Air entraining admixtures
supplementary cementitious materials: silica fume, fly ash, metakaolin, ground granulated blast furnace slag
supplementary cementitious materials: silica fume, fly ash, metakaolin, ground granulated blast furnace slag
water proofing admixtures: Properties, advantages, dosage and application.
water proofing admixtures: Properties, advantages, dosage and application.
water proofing admixtures: Properties, advantages, dosage and application.
UNIT 2:
Mix design : Introduction, concept of mix design – various mix design methods – batching of ingredients: volume batching, weigh batching
Mix design : Introduction, concept of mix design – various mix design methods – batching of ingredients: volume batching, weigh batching
Mix design : Introduction, concept of mix design – various mix design methods – batching of ingredients: volume batching, weigh batching
IS method and ACI method of mix proportioning- Mix Proportioning of concrete uses admixtures.
IS method and ACI method of mix proportioning- Mix Proportioning of concrete uses admixtures.
IS method and ACI method of mix proportioning- Mix Proportioning of concrete uses admixtures.
UNIT 3:
Workability : Definition, factor affecting workability, measurement of workability: slump test, K – slump test, compacting factor test – segregation – bleeding – steps of manufacture of concrete: batching, mixing, transporting, placing, compacting – curing of concrete - Factors affecting strength of concrete: water / cement ratio, maturity of concrete, micro – cracking and autogeneous healing – evolution of heat and expansion – shrinkage of concrete and factors affecting it.
segregation – bleeding – steps of manufacture of concrete: batching, mixing, transporting, placing, compacting – curing of concrete
segregation – bleeding – steps of manufacture of concrete: batching, mixing, transporting, placing, compacting – curing of concrete
Factors affecting strength of concrete
evolution of heat and expansion – shrinkage of concrete and factors affecting it.
evolution of heat and expansion – shrinkage of concrete and factors affecting it.
segregation – bleeding – steps of manufacture of concrete: batching, mixing, transporting, placing, compacting – curing of concrete
segregation – bleeding – steps of manufacture of concrete: batching, mixing, transporting, placing, compacting – curing of concrete
UNIT 4:
Testing on hardened concrete: Compression test, flexural strength of concrete, direct tension test methods
chemical attack, sulphate attack – methods of controlling – thermal properties of concrete – chloride attack – concrete in sea water – resistance to abrasion and cavitations – corrosion of steel
chemical attack, sulphate attack – methods of controlling – thermal properties of concrete – chloride attack – concrete in sea water – resistance to abrasion and cavitations – corrosion of steel
UNIT 5:
Ferrocement – SIFCON - Shotcrete – Polymer concrete - High performance concrete- Geopolymer Concrete
Ferrocement – SIFCON - Shotcrete – Polymer concrete - High performance concrete- Geopolymer Concrete
Ferrocement – SIFCON - Shotcrete – Polymer concrete - High performance concrete- Geopolymer Concrete