Innovative Concrete Technology Solution to Cover the Challenges of Sustainable Concrete as Slump Retention, High Early Strength and Workability Behaviour

images/nbm-media/Articles/Concrete/Intro/33727-LifeCycle-of-ConstructionProducts.jpg
It is a great challenge to improve sustainability of concrete. Strongest argument for concrete as the most important building material is its durability behavior over more than 100 years. As longer the service Read More...

ISO Management Systems – A Relevance to Ready Mix Concrete Business

ISO systems especially ISO 9001, ISO 14001 & BS 18001 have gained great importance in today' business with the purpose of offering higher value to the stakeholders. Ready Mix Concrete Business is more of Product and Service centric. The QMS, EMS & OHSAS play vital role in product quality, product development, pollution control Read More...

Development of Alternative Roofing System by Using Ferrocement Channels

Ferrocement Roofing Channel
The cost of construction is rising day by day due to increasing cost of basic building materials such as steel, sand, cement, brick, timber and labour. The cost of construction using conventional building Read More...

Prediction of Compressive Strengh of Concrete Containing Nano-Silica Using Fuzzy Logic

Strengh of Concrete
Concrete is essentially a mixture of paste and aggregate. The paste, comprising of cement and water, binds the aggregate into a hard mass; the paste hardens because of the chemical reaction of the Read More...

Seismic Retrofitting of RC Beam-Column Connections

Seismic Retrofitting
Designing beam–column joints is considered to be a complex and challenging task for structural engineers, and careful design of joints in RC frame structures is crucial to the safety of the Read More...

Properties of Expanded Polystyrene Concrete Containing Ground Granulated Blast Furnace Slag

Structural Lightweight Concrete
Lightweight concrete can be obtained either by replacing totally or partially standard aggregates by low weight aggregates or introducing gassing agents in concrete. The interest is not only to decrease Read More...

Concrete Durability and Aesthetics Improvement in Cities

Exposed Aggregate Concrete
Concrete material development started a long time ago thanks to its plastic fresh properties and final mechanical strength. Soon, its limited cost and large availability enabled human activities and Read More...

Architectural and Decorative Concrete

Colouring the Concrete
Concrete can be used and processed in such a versatile manner that no other building material can compete with it. Concrete is not just a grey material that could be used as a base for further surface finishes Read More...

The last decade of innovation for creating sustainable concrete structures several of which hold world records

Reactor Buildings
When STUP was founded in India the cost of materials to labour in Structural Concrete was 75%:25% respectively and is today in the range of 65% to 70%:35% to 30% respectively. A structure to be Read More...

Analysis of Indeterminate Prestressed Concrete Beam Using Analytical and Numerical Methods

Finite Element Method
Applications of prestressed concrete are many, especially in recent times, it has been widely used in bridges, buildings, rail sleepers, nuclear vessels, water and other liquid retaining structures etc Read More...

High Volume Fly ash Concrete and UTWT-24 Innovative Concrete Solutions for Indian Concrete Roads

Fly Ash Concrete
This paper discusses the suitability of HVFAC in road Construction by demonstration project wherein 30m long road constructed with embedment of 63 nos vibrating wire type strain gauges to measure Read More...

Mechanical Properties of Polymer Concrete by Using SBR – An Experimental Study

Polymer Concrete
Various research studies in polymer concrete has taken place in the recent years & the main reason of usage of polymer concrete in construction materials is because of comparative high performance Read More...

Damage Pattern of RC Beam Column Connections Subjected to Cyclic Loading

RC Beam Column
Designing beam–column joints is considered to be a complex and challenging task for structural engineers, and careful design of joints in RC frame structures is crucial to the safety of the Read More...

No Cement Concrete

Pulverized Fly Ash Powder
The production of one ton of cement emits approximately one ton of carbon dioxide to the atmosphere which leads to global warming conditions. A need of present status is, should we build additional Read More...

Influence of Recycled Aggregates, Foundry Sand and Fly Ash on Compressive Strength of Concrete

Compressive Strength of Concrete
Concrete is the first and foremost material required in the construction works. It is one of the most versatile, economical and universally used construction material. It is among the few building materials produced Read More...

Performance of Concrete with Plastics Granules as Coarse Aggregate

Various Strength of Mixes
Concrete is the most extensively used construction material in the world. It is widely used in all types of engineering works, because it provides good workability and can be molded in any shape. It is the Read More...

Steel corrosion in Concrete mixed with seawater

Steel Corrosion in Concrete
Concrete mixed with seawater and blast furnace slag as admixture, could have good resistance to corrosion, especially in the long term." Therefore, in this study in order to clarify the effect of seawater Read More...

Repairs & Rehabilitation of Concrete structures

Protective Coating Requirement
RCC is one of the most versatile and widely used construction materials on account of its mouldability and designable durability. Due to harsher pollution and extreme requirements of construction practices Read More...

Mathematical Performance Models for Reinforced Concrete Structures

Reinforced concrete structures
Models based on theoretical description of physical or chemical deterioration mechanisms of RC structures by applying suitable boundary conditions have been categorized as Mathematical Read More...

Maufacturing of Dry Lean Concrete (DLC) Using Portland Pozzolana Cement

Compaction of cube Specimens
In recent years, rigid pavements (portland cement concrete roads) are being constructed in many new projects due to added advantages of longer service life, smoother riding surface and little to no Read More...

Manufacturing SCC with Bottom Ash as a Replacement of Fine Aggregates

Self-Compacting Concrete
Self-Compacting Concrete (SCC), which flows under its own weight and does not require any external vibration for compaction, has revolutionized concrete placement. Use of Self-Compacting Concrete Read More...

State of the art on Fibre Reinforced Concrete

Infrastructural developments have been at forefront of developing countries. Concrete is an important material being used at greater extend. Modern civil engineering constructions have their own structural and durability requirements related with concrete to suit the intended function of the structure. Plain concrete has two major deficiencies Read More...

Deterioration Mechanisms of Reinforced Concrete Structures

Deterioration Mechanisms of Reinforced Concrete Structures
Failure of structures was almost non-existent in the past. Structures were generally known for their durability, soundness, and stability. But Due to lack of performance of building structures in last Read More...

Review on Corrosion Inhibitors in Concrete

Review on Corrosion Inhibitors in Concrete
Corrosion of reinforcing steel represents the most widespread form of deterioration of concrete structures resulting in significant costs for repair and replacement worldwide. Despite the huge demand, a simple Read More...

Effect of Friction on Cable Profile Design of Prestressed Concrete Beams

Cable layout design is an important task for the realistic design of prestressed concrete structures. Due to friction, effective prestress force along the span of beam decreases, hence cable layout design should be carried out considering the realistic forces. Some of the prominent reported work in the area of cable layout design are as follows Read More...

Hybrid Fibre Reinforced Concrete – A Review

Hybrid Fibre Reinforced Concrete – A Review
Concrete is a relatively brittle material and develops micro cracks even during curing and initial stages of strength development whereas reinforcement of concrete with randomly distributed short Read More...

Properties of Concrete by Replacement of Natural Sand with Artificial Sand

Properties of Concrete by Replacement of Natural Sand with Artificial Sand
Concrete is the most widely used material of construction all over the world. A huge quantity of concrete is consumed by global construction industry. In India, the conventional concrete is mostly produced Read More...

Chemically Activated Blended Cements as Sustainable Cements

Chemically Activated Blended Cements as Sustainable Cements
Sustainable cements with clinker factor of 0.5 or lower can be made using high volume of supplementary cementitious materials like fly ash, slag, metakaolin, silica fume and natural pozzolanas [1-2]. Since these cements are Read More...

Geopolymer Concrete: Opportunities, Limitations and Future Needs

Geopolymer Concrete: Opportunities, Limitations and Future Needs
Portland cement concrete is the key construction material for all the development activities across the world. The concrete industry is the single largest consumer of the natural resources i.e. rocks, sand, and water. Each one of the Read More...

Fly ash Utilization: Part I - Understanding Basics

Fly ash Utilization: Part I - Understanding Basics
With the success stories of research and development work conducted on fly ash, so far, the generation of fly ash is no longer being considered as an issue of concern or fly ash as an undesirable waste product Read More...

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