Hisham K. Ahmed
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View article: Possibility of production high strength lightweight concrete containing organic waste aggregate and recycled steel fibers
Possibility of production high strength lightweight concrete containing organic waste aggregate and recycled steel fibers Open
This study combines two types of waste materials to achieve sustainable lightweight concrete (LWC) including agricultural and industrial wastes that hold high potential to reduce global environmental pollution. A novel application of 35% t…
View article: Optimization of local modified metakaolin-based geopolymer concrete by Taguchi method
Optimization of local modified metakaolin-based geopolymer concrete by Taguchi method Open
Geopolymer in recent concrete (GP) has gained significant attention due to its sustainability and environmental friendliness. Local metakaolin-based geopolymer is weaker than geopolymers made from other materials due to its low Si/Al ratio…
View article: Optimization of Silica Fume and Slag in Roller Compacted Concrete by Taguchi Method
Optimization of Silica Fume and Slag in Roller Compacted Concrete by Taguchi Method Open
Roller Compacted Concrete Pavement (RCCP) is one type of concrete poured and compacted with the same machines utilized to construct heavy-duty pavements, log sorting, and parking. In this work, a combination of three factors was optimized …
View article: Shrinkage and impact strength of fibre-reinforced artificial lightweight aggregate concrete
Shrinkage and impact strength of fibre-reinforced artificial lightweight aggregate concrete Open
A sustainable High-Performance Lightweight Aggregate Concrete (HPLWAC) that uses artificial aggregate as part of its coarse ingredients (LWA) as well as being reinforced with single, double, and triple hybrid fibres in many forms, and aspe…
View article: Effect of Impact Hot- Dry Weather Conditions on the Properties of High Performance Lightweight Concrete
Effect of Impact Hot- Dry Weather Conditions on the Properties of High Performance Lightweight Concrete Open
The aim of this investigation is to produce high performance lightweight aggregate concrete in actual hot- dry weather conditions, and then study the combined effect of hot-dry weather conditions on the fresh properties of high performance…
View article: Shrinkage of high performance lightweight concrete exposed to hot-dry weather conditions
Shrinkage of high performance lightweight concrete exposed to hot-dry weather conditions Open
The main aim of this investigation is to study the combined effect of hot-dry weather conditions on the plastic and drying shrinkage of high performance lightweight aggregate concrete (HPLWAC) specimens, along with the other properties inc…
View article: Behavior of high performance artificial lightweight aggregate concrete reinforced with hybrid fibers
Behavior of high performance artificial lightweight aggregate concrete reinforced with hybrid fibers Open
In this investigation, sustainable High Performance Lightweight Aggregate Concrete (HPLWAC) containing artificial aggregate as coarse lightweight aggregate (LWA) and reinforced with mono fiber, double and triple hybrid fibers in different …
View article: THE EFFECT OF CURING METHODS ON THE PROPERTIES OF HIGH PERFORMANCE LIGHTWEIGHT CONCRETE IN HOT DRY WEATHER CONDITIONS
THE EFFECT OF CURING METHODS ON THE PROPERTIES OF HIGH PERFORMANCE LIGHTWEIGHT CONCRETE IN HOT DRY WEATHER CONDITIONS Open
This study is concerned with the effect of curing methods and early curing on the some properties of high performance lightweight concrete HPLWC that exposed to effects of hot dry weather conditions to improve the performance of concrete s…
View article: Mechanical Properties of High Strength Concrete Containing Different Cementitious Materials
Mechanical Properties of High Strength Concrete Containing Different Cementitious Materials Open
High strength concrete hasstrength significantly beyond what is used in normal practice. According to American Concrete Institute (ACI), high strength concrete revised the definition to cover mixtures with specified design strength of 55 M…