Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 43 for “"durability properties"”.
-
Ternary combination concretes using GGBS, fly ash & limestone: strength, permeation & durability properties
… use due to the benefits they provide to many properties of the material (in addition to environmental impact). While studies have investigated these materials in binary blends with CEM I, little work has examined the effect of combining materials in ternary blend concretes. A wide-ranging …
-
The influence of crystalline admixtures on the mechanical and durability properties of cracked and uncracked concrete
… of crystalline admixtures on mechanical and durability properties of cracked and uncracked concrete. An experimental methodology involved casting ten concrete mixes. Concrete specimens were obtained by coring, cutting, and introducing crack using the threepoint bending test. Experimental …
-
Physical, mechanical and durability properties of sugarcane ash enhanced compressed earth blocks stabilized with fly ash and lime powder
… of fly ash and lime on the mechanical and durability properties of compressed earth bricks (CEBs) are investigated. Secondly, the applications of fly ash, recycled cement and masonry as industrial waste materials in construction industry are reviewed. Lastly, The SCBA greenbricks were …
-
The Effect on the Durability Properties of Concrete of Partial Replacement of Natural Fine Aggregates with Recycled Concrete Fine Aggregates
… fine aggregates has been a challenge due to properties such as higher water absorption and lower relative densities of the aggregates along with the variation of material sources which attributes to the lower durability performance of concrete made with recycled fine aggregates. Durability of …
-
The influence of curing techniques and chemical admixtures on the properties of concrete
… alternative curing techniques will improve the durability properties of the concrete. Curing is defined as the maintenance of appropriate moisture and temperature conditions to permit the continuation of the hydration or pozzolanic reaction. The objective of curing is to ensure the progress of …
-
Admixture compatibility and freeze-thaw resistance of concrete prepared using commercially produced limestone calcined clay cements
Admixture compatibility and fresh, hardened, and durability properties of mortars and concrete prepared using commercially produced limestone calcined clay cements (LC3s) were evaluated during this study. Incompatibility was evaluated for commercially available high range water reducers (HRWRs) and …
-
Short & long term properties of self-consolidating concrete incorporating fly ash and local aggregate
… it is important to examine the mechanical and durability properties of SCC to gain insights for the design and implementation of SCC in structures. This thesis presents the mechanical and durability experiments used for characterization and acceptance of SCC. Because there are many normally …
-
A review on the efficiency of different supplementary cementitious materials as a partial replacement for Portland cement in concrete
… the potential benefits of these SCMs for the properties of concrete, they also bring about a reduction in the amount of waste in landfill sites, as these wastes can cause land, water, and air pollution, thereby posing threats to human health. However, despite the potential benefits of SCMs in …
-
Development of Next-Generation Construction Materials with Graphene Additives
… such as dosages and sizes, on mechanical and durability properties of the composites, and enhancing mechanism of pristine graphene (PRG) in the cement matrix. Moreover, no study has been reported on the influence of graphene oxide (GO) additives on mechanical and durability properties of fly …
-
An experimental study of high-performance concrete using metakaolin additive and polymer admixture
… structures due to improve the most of concrete properties in compared with conventional concrete. The aim of this project is an experimental study of high-performance concrete using metakaolin (MK) additive as partial replacement of cement and addition of the Styrene-Butadiene rubber (SBR) and …
-
Laboratory evaluation of asphalt-portland cement concrete composite
… using the Marshall procedure. The physical and durability properties of APCCC were evaluated at one, three, seven, and 28 days of curing. The evaluated physical properties include stability, indirect tensile strength, compressive strength, and resilient modulus, while the evaluated durability …
-
Some aspects of P.F.A. in concrete.
… influence, upon the workability, strength and durability properties of concrete, using selected and unselected material from the same source. The author also studies the interrelationships between the different testing methods used to assess workability and strength.
-
Influence of curing on the properties of concretes and mortars in hot climates
… from only the top-as-cast face of the specimen. Durability of the mortar specimens was assessed using pore size distribution, oxygen permeability, air permeability and water absorption. In addition to strength, the following tests were carried out on the concrete specimens to assess durability: …
-
Plant-based admixtures for cement-based materials
… their influence on the fresh, hardened, and durability properties of mortar at various dosages. By providing baseline data on the behaviour of plant-based admixtures, this study contributes to the advancement of sustainable construction practices and supports the United Nations Sustainable …
-
A site-based study of durability indexes for concrete in marine conditions
… established that these extenders enhance the durability properties of concrete, relative to plain unblended concretes. The test elements modelled two structural elements in the Port viz. a reinforced concrete retaining wall and mass concrete paving slabs. This was to facilitate possible future …
-
A study of antimicrobial properties of fabric treated with silane and N-halamine complex
… NaOCl (6% and 10%) to impart the antimicrobial properties. The treated fabric surface and the chlorine percentage present at the surface of the fabric are evaluated using SEM- EDX and peak of NCO was determined using FTIR analysis. The fabrics were tested for antimicrobial properties using ATCC …
-
Foam control utilizing hydraulic forces of an accelerated liquid surface and characterization of durable foams by application of an external force
… could practically be employed to evaluate the durability properties of foams for routine characterization measurements.The natural collapse periods for foams resulting from the employed alkyl benzene sulfonate (ABS) solutions were of such duration to be impractical for repetitive measurements. …
-
Enhancing Urban Energy Sustainability through PCM-Integrated Mortar Infrastructure
… about the impact of glass on the mechanical properties of mortar. While some studies suggest that incorporating glass improves the strength of mortar, other studies concluded strength reduction. Furthermore, by substituting natural sand with recycled glass, this study also addresses the …
-
The durability of fly ash concrete in marine and softwater environments
… and softwater environments which reduce the durability of concrete. To help lessen the effect of this aggressive attack, fly ash concrete has been recommended for use in these environments. The lower permeability, increased chemical resistance and higher long-term strength of fly ash concrete …
-
Improvised explosive device crater repair for enduring route remediation
… to evaluate mechanical, compatibility, and durability properties to ensure a viable repair. The test program evaluated the repair materials for a wide range of temperatures to make certain the repair material was suitable in all temperatures. Using the results from the laboratory …
Page 1 of 3