Concrete Mix Design with Portland Pozzolana Cements

The Indian standard IS:456-2000 recommends the use of Portland pozzolana cement (blended cement) as well as mineral admixtures for concrete mixes provided that there are satisfactory data on their suitability, such as performance test on concrete containing them. In the present paper concrete mix design with blended cement is presented based Read More...

Influence of Marble Powder Mortar and Concrete Mix

Influence of Marble Powder Mortar and Concrete Mix
This paper aims to focus on the possibilities of using waste materials from differentmanufacturing activities in the preparation of innovative mortar and concrete. The use of waste marble powder (dust) was proposed in partial Read More...

Concrete Cloth - Its Uses and Application in Civil Engineering

Concrete Cloth - Its Uses and Application in Civil Engineering
Worldwide there is increasing demand for construction and construction materials, for that concrete is the most extensively used material in construction. These days concrete is being used for so many purposes in many different Read More...

Resistance of Concrete Containing Waste Glass Powder

Resistance of Concrete Containing Waste Glass Powder
Most soils contain some sulphate in the form of calcium, sodium, potassium and magnesium. They occur in soil or ground water. Because of solubility of calcium sulphate is low, ground water contain more of other sulphates Read More...

Use of Manufactured Sand in Concrete and Construction An Alternate to River Sand

Use of Manufactured Sand in Concrete and Construction An Alternate to River Sand
Natural or River sand are weathered and worn out particles of rocks and are of various grades or sizes depending upon the amount of wearing. Now-a-days good sand is not readily available, it is transported Read More...

Durable Cost Effective Building Materials from Waste Fluorogypsum

Durable Cost Effective Building Materials from Waste Fluorogypsum
India produces large quantity of waste by-products from various agro industrial processes. Among these waste, utilization of phosphogypsum, fluorogypsum, slag, fly ash, lime sludges, etc. is paramount due Read More...

Revolutionary Quick Setting, Self-curing Medium Density Solution for Concrete Repair

Revolutionary Quick Setting, Self-curing Medium Density Solution for Concrete Repair
Easy to use, factory packed, self-curing, achieves high compressive strength —> 3 N / mm2 in 4 hrs and can be painted over, 24 hrs after application-this is MortaRep Super Strong a polymer Read More...

Stamped Concrete

Stamped Concrete
Stamped concrete is color, pattern and texture embossed onto the surface of concrete before it fully dries. This process allows one to create the look of pavers, tiles, bricks and even wood, onto standard Read More...

In-Place Concrete Strength and Temperature: The Science of Maturity

In-Place Concrete Strength and Temperature: The Science of Maturity
One of the most important questions on any concrete construction project is "What is the strength of that concrete right now?" To answer that, contractors usually break concrete test samples (cylinders, cubes Read More...

Causes for Accelerated Structural Deterioration of Reinforced Concrete

Causes for Accelerated Structural Deterioration of Reinforced Concrete
In India, we come across many old buildings needing major repairs or go early in to a state of dilapidation condition to make them unfit for occupation. However, if a building has given about 25 to 30 years Read More...

Effect of Mixing Methods in Behavior of Flyash Concrete

Effect of Mixing Methods in Behavior of Flyash Concrete
Fly ash is a good pozzolanic mineral admixture, which can replace large quantity of cement in the concrete. The positive effects of using fly ash in concrete are better quality of concrete, eco-friendly and preservation of resources Read More...

Civil Engineering | Properties of Concrete | Civil Engineering

In the past 60 years, significant changes have taken place in the type, properties of concrete and its constituent materials. During the 1940’s to 2000’s substantial basic research was conducted in the United States and many other Countries which produced a thorough understanding of the properties of concrete materials, such as cement and aggregates Read More...

Polypropylene Fiber Reinforced Concrete : An Overview

Polypropylene Fiber Reinforced Concrete : An Overview
The capability of durable structure to resist weathering action, chemical attack, abrasion and other degradation processes during its service life with the minimal maintenance is equally Read More...

Performance of Hybrid Fibre Reinforced Concrete

Performance of Hybrid Fibre Reinforced Concrete
This paper focuses on the experimental investigation carried out on hybrid fibre reinforced concrete (combination of hooked end dramix steel fibre and a non-metallic recron‘3s - polyester fibre) up Read More...

Ready-Mixed Concrete Plant: Analysis of Sludge Formed

Ready-Mixed Concrete Plant: Analysis of Sludge Formed
Ready-Mixed concrete is used in the civil engineering and construction business, for example: bridge, free way, dam and buildings. In Ready-Mix Concrete plant, concrete is produced at plant and it is delivered to Read More...

Illustration of Mix Design of Concrete by ISI Method

Illustration of Mix Design of Concrete by ISI Method
The concrete is widely used construction material. The main ingredient of the concrete is cement, aggregates, water and admixtures. Due to the varying properties of the materials used in concrete Read More...

High Performance Concrete

High Performance Concrete
Concrete is the most versatile man made material of our times. As a material, its use today in the world is second only to water. This is because of its mouldability when fresh and its strength and durability characteristic when set Read More...

Sustainability Initiatives for the Construction Industry in India

Sustainability Initiatives for the Construction Industry in India
Dr. S. K. Manjrekar, Immediate Past President, India Chapter of American Concrete Institute (ACI) and General Council members of BAI from Mumbai Centre was the keynote speaker at 'ACI Concrete Sustainability Forum III' held in Pittsburgh, USA. He addressed the Read More...

Strength of Concrete vs Grades of Cement

Cements of different grades viz. 43 OPC (IS–8112)1, 53 OPC (IS-12269)2 and Portland Pozzolana cement (fly ash based), IS-1489 Part I3 etc. with different brand names are available in the market. However, when tested in the laboratory these cements do not give the strength corresponding to their grades in case of OPCs and markings such as 43 MPa Read More...

Plastic Mixed Reinforced Concrete - Behaviour

Plastic Mixed Reinforced Concrete - Behaviour
One of the main environmental problem today is the disposal of the waste plastics. The use of plastics in various places as packing materials and the products such as bottles, polythene sheets, containers Read More...

Cement Grouting to improve Bearing Capacity

Cement Grouting to improve Bearing Capacity
The land cost is increasing tremendously and decreasing availability of good construction site is building up pressure on the engineers to utilize even the poorest site either by providing special Read More...

Significance of Curing of Concrete for Durability of Structures

Significance of Curing of Concrete for Durability of Structures
Concrete failures at site are associated to several reasons; right from concrete mix design, properties of materials used, mixing, placing, compaction, curing procedures and many more. There are many misconceptions about Read More...

Multi-sustainable Ferrocement Concrete Technology

Multi-sustainable Ferrocement Concrete Technology
Reinforced Cement Concrete is the material of construction used today alongwith steel construction. Inspite of its wide-spread use, the lacuna is the requirement of waterproofing and repairs after every few years has been persisting Read More...

Techniques for Concrete Quality Measurements

Techniques for Concrete Quality Measurements
This method of testing was originally developed for use on concrete and the published accounts of its application are concerned predominately with this material. A considerable volume of literature has Read More...

Effect of Humidity and Temperature on Properties of High Performance Concrete

Effect of Humidity and Temperature  on Properties of High Performance Concrete
High performance concrete (HPC) has been used more widely in recent years due to the increasing demand for durable concrete. Structures that are exposed to aggressive environments reveal that high strength concrete alone cannot Read More...

Precast Ferrocement Roofing Units

Precast Ferrocement  Roofing Units
Ferrocement is one of the most suitable construction materials for roofing systems is Precast or cast in situ form. It offers high strength, resistance against ingress/seepage of water, high crack resistance and can offer solution Read More...

Effect of Blended Fly ash and Superplasticizer on Strength of Cement

Fly ash is a byproduct of the combustion of the pulverized coal in thermal power plants. Fly ash collected from each hopper in the ESP system are transported and stored in the silo. It is known that the properties of fly ashes collected from each hopper in an ESP system varies as we move from the boiler (Hemming et al., 1994; Itskos et al., 2009 Read More...

Cohesive Soil and Fly Ash Mixture As Wall Filling Material

The performance of filling material and its interface friction properties with the geosynthetics would directly influence the application properties of the geosynthetics reinforced earth retaining walls. Through Triaxial test experiments performance include studies of shear parameters of cohesive soil and fly ash mixture in this paper. The results indicate that Read More...

Potential Benefits of Flyash in Attaining the Workability of Silica

Building industry, is one of the key areas of infrastructure development & for catering to the requirements of building materials, we are dependent on natural resources. As natural resources are depleting day by day, we have to think of alternate measuries. Use of industrial wastes for this purpose is beneficial as by this, not only natural resources Read More...

Utilization of Fly Ash in producing bricks from Cement

In Civil Engineering traditionally, we are using different materials in the form of building units. Some of the building units which we are using for construction are bricks and concrete blocks. Especially for bricks we have to use good plastic clay as primary raw material. This clay is often obtained from prime agricultural land, causing degradation as well Read More...

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