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
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
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
Onward Chemicals Introduces FIBREX™ GLUED STEEL FIBERS
Glued Steel Fibers are cold drawn steel fibers, glued together to form bundles and deformed to have hooked ends. They are manufactured by repeated mechanical drawing of low carbon steel wire rods, until the specified thickness is
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
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
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
Chembond : Building Bonds for a Better Tomorrow
Chembond Chemicals Limited is a known name in India, manufacturing a diverse range of specialty chemicals like – water treatment, metal treatment, construction chemicals, high performance coatings and industrial biotech products.
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
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
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
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
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
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
Moisture Free Installation of Natural Stones
Natural stone like Granite, marble, sand stone has long enjoyed use as an exterior and interior cladding, flooring material because of its inherent strength, abrasion resistance and superior weathering durability
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
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
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
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
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
VINNAPAS® Polmyer Powders
Usually invisible, but always indispensable: WACKER's polymer dispersible powders have been leaving their mark on the construction industry for 50 years. Enabling high-quality mineral building materials with precisely
Savcor India Offers Protection of Corroding RC Structure
Chloride extraction or desalination is a proven technology for the protection of reinforced concrete structural members of pulp mills in the paper industry. Pulp mills are large industrial facilities that convert timber, wood
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
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
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
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
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
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
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
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
