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617 results for “strength”

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Research ArticleOpen accessEvery word in the titleFire Evaluation of RC Frames Strengthened with FRPs Using Finite Element MethodReza Salehi, Abbas Akbarpour, Armaghan ShalbaftabarReinforced Concrete (RC) structures may confront with extreme loading conditions. Sometimes, structures are not only under extreme loading such as earthquakes but also, they may be subjected to fire. Therefore, investigation of reinforced concrete structures which are the most common ones is essential. In this study, experimental RC frame is considered to validate in ABAQUS finite element software. RC frame … …American Journal of Engineering and Applied Sciences, Vol. 13, Issue 4 · 5 Oct 2020 · 7,141 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleFinite Element Evaluation of RC Frames Strengthened with FRPs under Fire and Lateral LoadsReza Salehi, Abbas AkbarpourReinforced concrete is one of the most common structures in the world. These structures may be under extreme loading conditions such as earthquake or they may confront with other flooding, impact or even the fire load. In the term of fire load, RC structures are very sensitive and due to the brittle behavior, the fast collapsing happens. In this research, … …American Journal of Engineering and Applied Sciences, Vol. 13, Issue 3 · 27 Sep 2020 · 6,709 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleStrengthening Conservation in the Tropics: The Water Canon of Costa RicaFrancisco Benavides, John N. VeenstraProblem statement: The tropics contain primary forests with a significant value for society, as they provide services such as carbon sequestration, soil conservation, bio-prospecting, water storage and others. Competing land uses have not favored conservation during the last several decades and therefore the need for an effective public policy instrument to curtail forest loss is evident. Approach: This article analyzed … …American Journal of Environmental Sciences, Vol. 5, Issue 2 · 30 Apr 2009 · 6,914 accessesView PDFCite
Research ArticleOpen accessIn the keywordsExploring the Impact of Incorporating Fine-Grained Materials on the Resistance Characteristics of Cement-Reinforced ClaySayed Amirhossein Hosseini Chaleshtori, Mohammad Alibabaei ShahrakiThis study, conducted with meticulous attention to detail, examined the influence of fine-grained materials on the resistance components of clay, with and without cement reinforcement. Micro-silica, perlite, crystal barite, gypsum, silica and talc were added to investigate this matter and samples were created and modeled under standard laboratory conditions. The current study aimed to examine the effectiveness of organic granules … …American Journal of Engineering and Applied Sciences, Vol. 17, Issue 3 · 13 Aug 2024 · 5,586 accessesView PDFCite
Research ArticleOpen accessIn the keywordsGreen Building: Use of Pozzolanic Material to Reduce CO2 Emissions and Energy Conservation in the Production of Composite Pozzolanic CementAbd EL-Rahman Ragab, Shimaa Younis, Mohamed Sayed Mohamed MoawadThe effect of pozzolanic material on the mechanical properties and microstructure of clinker Portland cement mortar was studied. The main objective of this research is to formulate a Pozzolanic blended cement mortar with high mechanical properties to reduce CO2 emissions and energy conservation uses in the clinker industry. The present investigation aims to study the effect of fresh basalt on … …American Journal of Engineering and Applied Sciences, Vol. 15, Issue 2 · 9 Jun 2022 · 6,284 accessesView PDFCite
Research ArticleOpen accessIn the keywordsPhysical and Mechanical Properties of Concrete using Recycled Clay Bricks as Coarse AggregateMohammad Yasir Abdul Hakim, Mohamed El-Zeadani, Siti Aminah OsmanRising construction waste due to demolition work, natural disasters, and development is becoming a prominent issue. To tackle this, Recycled Crushed Brick Masonry Aggregate (RCBMA) can be an ideal replacement for the limited Natural Coarse Aggregates (NCA) in the production of concrete, potentially assisting in managing construction waste and reducing the depletion of NCA. As such, this study focused on … …American Journal of Engineering and Applied Sciences, Vol. 15, Issue 1 · 4 Apr 2022 · 7,594 accessesView PDFCite
Research ArticleOpen accessIn the keywordsPerformance of Polyester Grouted Connector for Splicing of Reinforcement BarsAshraf Fadiel, Nuria Mohammed, Ahmad Baharuddin Abdul Rahman et al.The research aims to investigate the viability of employing polyester grout as a bonding agent for the splicing of reinforcement bars. 0.43 and 1 binder-to-filler ratio were examined. The process of splicing reinforcement bars under tension using a polyester grouted splice connector is elucidated. Through direct tension tests, the optimal mix design and required length of the splicing sleeve were … …American Journal of Engineering and Applied Sciences, Vol. 17, Issue 1 · 16 Feb 2024 · 4,700 accessesView PDFCite
Research ArticleOpen accessIn the keywordsMechanical Properties of Concrete Including Wood Shavings as Fine AggregatesAshraf A. M. Fadiel, Taher Abu-LebdehResidual and end-life products are a major hazard on the environment. Many researchers have considered waste as partial replacement of some construction materials to reduce their environmental and ecological problems. This kind of practices can be an important option for the protection of the environment. Wood shavings and saw dust are byproduct of the lumber industry. They are made from … …American Journal of Engineering and Applied Sciences, Vol. 14, Issue 4 · 31 Dec 2021 · 7,047 accessesView PDFCite
Research ArticleOpen accessIn the keywordsEvaluating the Effect of Soil Particle Characterization on Internal Friction AngleArezou Rasti, Hamid Ranjkesh Adarmanabadi, Maria Pineda, Jesse ReinikainenOne of the critical design parameters used in evaluating soil structure is the friction angle, derived from Mohr's Circle failure criterion. The soil friction angle is an engineering parameter estimated in the laboratory to quantify the soil shear strength in geotechnical applications. This paper indicates an experimental study investigating the impact of particle size on different sandy soils shear strength … …American Journal of Engineering and Applied Sciences, Vol. 14, Issue 1 · 21 Feb 2021 · 8,899 accessesView PDFCite