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تصرف الخرسانة المسامية الصديقة للبيئة == Behavior of Eco- Friendly Porous Concrete
Author name:
رفل زهير محمود
Supervisor name:
حسن محمد احمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
انتاج الخرسانة الرغوية المسلحة بالالياف لاستخدامها في الواح الجدران == Production of Foamed Concrete Reinforced with Fibers for Sandwich Panels
Author name:
حنين عبد الهادي حمد
Supervisor name:
محمد عدنان بشير
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير الهجوم المشترك للكبريتات - الكلوريدات على خواص مونة الاسمنت الحاوية على مواد اسمنتية == Effect of Combined Attack of Sulfates Chlorides on Cement Mortar Properties Containing Cementitious Materials
Author name:
احمد محمد علي الوزعل
Supervisor name:
جاسم محمد عبد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
اداء العزل الحراري والخصائص الميكانيكية للصفائح الشطائرية المركبة بشكل خلية النحل == Performance of Thermal Insulation and Mechanical Properties of Laminated Honeycomb Sandwich Panels
Author name:
محمد شاكر محمود
Supervisor name:
محمد عدنان بشير
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير المواد النانوية والمعاد تدويرها على المونة الخضراء ذاتية الرص كمادة اصلاح == Effect of Nanoparticles and Recycled Materials on Green Self- Compacted Mortar as a Repair Material
Author name:
عماد عبد الاله محمد
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير المواد النانوية على الخواص الميكانيكية والانكماش لخرسانة الركام خفيف الوزن == The Effect of Nano Materials on Mechanical Properties and Shrinkage of Lightweight Aggregate Concrete
Author name:
دعاء هاشم احمد
Supervisor name:
عمار عبد الجبار محمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تحسين الخصائص الهندسية للتربة الطينية باستخدام مضافات مختلفة == Enhancement of Engineering Properties of Clayey Soil Using Different Additives
Author name:
ابراهيم جاسم محمد السنجاري
Supervisor name:
صالح جعفر سليمان
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تصرف مونة الاسمنت المستدامة مع السيليكا النانوية والمعززة بالالياف == ehavior of Sustainable Mortar with Nano-Silica Reinforced with Fibers
Author name:
عمر صابر خلف
Supervisor name:
علياء عباس العطار | نبيل خليل اسماعيل
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
دراسة عملية ونظرية لايجاد الامثلية لمكونات المونة الجيوبوليمرية تحت ظروف المعالجة المحيطية باستخدام الشبكات العصبية الاصطناعية == Experimental and Theoretical Study to Optimize the Compounds of Geopolymer Mortar Under Ambient Conditions Using ANN
Author name:
قيس بهاء حميد
Supervisor name:
حسن محمد احمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقييم خصائص التبليط الاسفلتي المستعاد باستخدام مخلفات التقطير الفراغي == Evaluation the Properties of Reclaimed Asphalt Using Vacuum Distillation Residue
Author name:
هالة عبد الستار داود
Supervisor name:
عبد الباسط عبد العزيز محمود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تحليل الخصائص الفيزيائية والكيميائية للتربة السطحية في مدينة كركوك باستخدام التقنيات المكانية والشبكات العصبية == Physical and Chemical Properties Analysis for Surface Soil in Kirkuk City Utilizing Spatial Techniques and Neural Networks
Author name:
پرژين عبد الله محمد سعيد
Supervisor name:
قحطان احمد محمد | منتظر عيدي شريف
General topic:
Civil Engineering
Specific topic:
Surveying Engineering
Degree:
Master
University:
Northern Technical University - technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Kirkuk
تحليل التدرجات الحرارية والخصائص الهندسية للخرسانة باستخدام بعض المواد العازلة == Analysis of Thermal Gradients and Engineering Properties for Concrete by Using Some Insulation Materials
Author name:
عمر سليمان سعيد
Supervisor name:
حامد حمود حسين
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Kirkuk
اداء الخرسانة المستدامة النفاذة الحاوية على رماد قش القمح == Performance of Sustainable Pervious Concrete Containing Wheat Straw Ash
Author name:
عمر حازم محمد
Supervisor name:
علياء عباس علي العطار
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقييم الكتل الخرسانية المنتجة باستخدام المواد البوزولانية المختلفة == Evaluation of Concrete Bricks Produced by Using Different Pozzolanic Materials
Author name:
علا طه خضر
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
منهاج جديد لتصميم الخلطات الخرسانة الانشائية الخضراء وقليلة التكلفة == New Approach for Mix Design of Green and Low Cost Structural Concrete
Author name:
محمد عبد الكريم مال الله
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
استخراج شبه الي للطرق في مدينة الموصل القديمة التي دمرتها الحرب باستخدام تقنيات التعلم العميق والجيوماتكس == Semi-automatic extraction of roads in the war-ravaged old city of Mosul using Deep learning and geomatics techniques
Author name:
مصطفى عصمت عبد الرحمن
Supervisor name:
علياء العطار | منتظر عيدي شريف
General topic:
Civil Engineering
Specific topic:
Surveying Engineering
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Mosul
تاثير المواد الاسمنتية التكميلية والملدنات الفائقة على خواص المونة عالية المقاومة == The Effects of Supplementary Cementitious Materials and Superplasticizers on the Properties of High- Strength Mortar
Author name:
محمد فيصل خليل محمد
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
سلوك بلاطات الفيروسمنت خفيف الوزن للاسكان الواطئة الكلفة == Behavior of Lightweight Ferrocement Panels for Low Cost Housing
Author name:
مهاد ممتاز ياسين
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير الحجر الجيري على خواص الخرسانة الرغوية خفيفة الوزن == Effect of Limestone on Properties of Lightweight Foamed Concrete
Author name:
مروان يونس عباس
Supervisor name:
محمد عدنان بشير
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
امكانية استخدام نفايات البولي فينيل كلوريد الخرسانة المستدامة لانتاج (PET) والبولي ايثلين تيريفثاليت (PVC)
Author name:
محمود خالد احمد
Supervisor name:
حامد حمود حسين
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقدير فاعلية طلاءات الاكريليك والبولي يوريثان والمواد ذات الاساس القيري موانعا للتسرب في الاسطح الخرسانية == Effectiveness Assessment Of Acrylic and Polyurethane Coatings, and Tar-based Materials as Concrete Surface Sealants
Author name:
لينا جعفر صديق سعيد
Supervisor name:
خالد محمد شاهين
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
التحليل الطبوغرافي لتصنيف التضاريس باستخدام نظام المعلومات الجغرافية : منطقة الدراسة مدينة كركوك - العراق == Topographic Analysis for Landform Classification Using Geographic Information System: A Case Study of Kirkuk City, Iraq
Author name:
جلال عبد الرحمن خضر
Supervisor name:
نهاد داوود حسن
General topic:
Civil Engineering
Specific topic:
Surveying Engineering
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Mosul
تاثير تدرج الركام المصمم بطريقة بايلي على الخصائص الميكانيكية للخلطات الاسفلتية == Effect of Aggregate Gradation on Designed by Bailey Method on the Mechanical Properties of Asphalt Mixtures
Author name:
عماد داود سليمان
Supervisor name:
جاسم محمد عبد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
نماذج متعدد المعايير قائمة على نظم المعلومات الجغرافية لادارة وتقييم التخلص من النفايات الصلبة في المناطق الحضرية == GIS-Based Multicriteria Models for Managing and Evaluating Solid Waste Disposal in Urban Area
Author name:
هانا كريم شيخو
Supervisor name:
منتظر عيدي شريف
General topic:
Civil Engineering
Specific topic:
Surveying Engineering
Degree:
Master
University:
Northern Technical University - technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Kirkuk
اداء القص للخرسانية الجيوبوليميرية المسلحة بالالياف للعتبات الخرسانية == Shear Performance of Fiber Reinforcement Geopolymer Concrete Beams
Author name:
حماد منذر عبد
Supervisor name:
حسن محمد احمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
سلوك تاكل الخرسانة المسلحة بالالياف الصناعية في المنشات الهيدروليكية == Erosion Behavior of Synthetic Fiber Reinforced Concrete in Hydraulic Structures
Author name:
حامد سالم ناصر الحلو
Supervisor name:
صالح جعفر سليمان | مثنى عادل عبو
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير خشونة سطح الركيزة على سلوك الترابط السطحي للمركب الاسمنتي الهندسي عالي الاداء كمادة اصلاح == Effect of Substrate Surface Roughness on Interfacial Bond Behavior of High Performance Engineered Cementitious Composite as a Repair Material
Author name:
غفران طه محمد
Supervisor name:
جاسم محمد عبد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقييم التبليط الاسفلتي المسامي == The Evaluation of Porous Asphalt
Author name:
يوسف رياض خضر
Supervisor name:
عبد الباسط عبد العزيز محمود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
امثلية خرسانة الركام المعاد التدوير والمسلحة بالالياف الزجاجية == Optimization of Recycled Aggregates Concrete Reinforced with Glass Fibers
Author name:
ياسر حمد محمد
Supervisor name:
علياء عباس علي العطار | فراس خيري جابر
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
اداء مونة الاسمنت المطاطية المعدلة الحاوية على مواد اسمنتية ومدعمة بالياف هجينة == Performance of Modified Rubberized Cement Mortar Contains Cementitious Materials and Reinforced with Hybrid Fibers
Author name:
ظبية سعد مزاحم
Supervisor name:
علياء عباس العطار
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
سلوك بلاطات الفيروسمنت المنتجة من المواد المعاد تدويرها تحت قوة الانحناء والصدمة == ehavior of Ferrocement Slabs produced from Recycled Materials under Flexural and Impact Loads
Author name:
محمد نافع جار الله
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تاثير مطاط الايبوكسي على خواص مونة الاصلاح المعرضة لهجوم كيمياوي == Effect of of Epoxy Latexes on the Properties of Repair Mortar Exposed to Chemical Attack
Author name:
ابراهيم فواز محمد علي
Supervisor name:
جاسم محمد عبد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
سلوك المونة الخضراء المنتجة من مواد معاد تدويرها مسلحة بالياف هجينة == Behavior of Green Mortar Produced from Recycled Materials Reinforced with Hybrid Fibers
Author name:
وسيم ثابت محمد
Supervisor name:
ايثار ذنون داؤد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تطور الخرسانة الرغوية الخفيفة الوزن المسحلة بالالياف الهجينة والمعرضة لدرجات الحرارة المرتفعة == Development of Lightweight Foamed Concrete Reinforced with Hybrid Fibers and Exposed to Elevated Temperatures
Author name:
يحيى زياد محمد
Supervisor name:
ايثار ذنون داود | وليد عبد الرزاق عباس
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقييم امكانية تطبيق عدة انواع من مزيج الجبس والجير لاعادة تاهيل وترميم المباني == Evaluation the Applicability of Several Types of Gypsum-Lime blends for Rehabilitation and Restoration of Buildings
Author name:
دعاء محمد عبد
Supervisor name:
جاسم محمد عبد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
دراسة تجريبية عن الاعمدة الفولاذية المجوفة القصيرة الرقيقة : الجدران المملوءة بخرسانة النفايات الزجاجية == Experimental Study of Stiffened Thin-Walled Hollow Structural Steel (HSS) Stub Columns Filled With Waste Glass Concrete
Author name:
جيلان جبرائيل ابراهيم
Supervisor name:
عبد المسيح باكوس قريو
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تقدير واسترجاع معاملات التربة باستخدام التحليل البارامتري ونسيج الصور للصور الرادارية نوع C في منطقة ليلان ، مدينة كركوك - العراق == Estimation and retrieval of soil parameters using parametric and texture analysis of C band synthetic aperture radar images in the Laylan area, Kirkuk city, Iraq
Author name:
جيلارعوني علي
Supervisor name:
منتظر عيدي شريف | قحطان احمد محمد
General topic:
Civil Engineering
Specific topic:
Geomatics Engineering
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Kirkuk
تصرف خرسانة المساحيق الفعالة الخضراء والمعرضة للمحاليل القاسية == Behavior of Green Reactive Powder Concrete Exposed to Aggressive Solutions
Author name:
انسام مشعل مزعل
Supervisor name:
ايثار ذنون داود
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
اداء الخرسانة ذاتية الرص الحاوية على مواد من مخلفات محلية مختلفة == Performance of Self-Compacting Concrete Containing Different Local Waste Materials
Author name:
عمار هشام خيري
Supervisor name:
سعيد خلف رجب
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
اداء قوة الترابط للخرسانة الجيوبوليمرية المسحلة بالالياف في ظروف معالجة مختلفة == Bond Strength Performance of Fibers Reinforced Geopolymer Concrete Under Different Curing Conditions
Author name:
الاء يوسف حسين
Supervisor name:
حسن محمد احمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
دراسة تحليلية عن استخدام التشجير للحد من تلوث الهواء في مصافي النفط باستخدام نظم المعلومات الجغرافية : دراسة حالة لمدينة كركوك ، العراق == Analytical Study on The Use of Afforestation to Reduce Air Pollution in Oil Refineries Using Geographic Information Systems: A Case Study of Kirkuk City, Iraq
Author name:
احمد سعيد صالح
Supervisor name:
نهاد داود حسن
General topic:
Civil Engineering
Specific topic:
Surveying Engineering
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Surveying Engineering Technology
Language:
English
University location:
Kirkuk
امثلية الخرسانة الجيوبوليمرية العالية الاداء القائمة على الرماد المتطاير المعرضة لهجوم حامض الكبريتيك == Optimization of Fly-Ash based HighPerformance Geopolymer Concrete exposed to sulfuric acid Attack
Author name:
احمد راضي طه خضر
Supervisor name:
علياء عباس العطار | حسن محمد احمد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
تحسين الخواص الميكانيكية للخرسانة الجيوبوليمرية المصنوعة من رمال الصحراء باستخدام الالياف الزجاجية تحت ظروف معالجة مختلفة == Enhancement of Mechanical Properties of Geopolymer Concrete Made of Dune Sand using Glass Fibers Under Different Curing Conditions
Author name:
عدنان المان سليمان
Supervisor name:
علياء عباس العطار
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College - Department of Structural Materials Engineering Technology
Language:
English
University location:
Mosul
سلوك ارساء قضبان التسليح مزدوجة الراس تحت حمل الشد والضغط == Anchorage Behavior of Dual Headed Reinforcement under Tension and Compression loads
Author name:
ايمن عادل عبد الحميد
Supervisor name:
السيد هاشم حازم سعيد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College
Language:
English
University location:
Mosul
تاثير استخدام مخلفات الزجاج المكسور كركام ناعم وفلر على خصائص خلطة الكونكريت الاسفلتي == Effect of Using Crushed Glass Waste as Fine Aggregate and Filler in Asphalt Concrete Mixture Properties
Author name:
احمد دحام محمد
Supervisor name:
عبد الباسط عبد العزيز محمود | عبد الحكيم عثمان صالح
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College
Language:
English
University location:
Mosul
سلوك الخرسانة المعدة بالتفريغ الهوائي المنتجة بتقنية جديدة == Behavior of Vacuum Dewatered Concrete Producing by a New Technique
Author name:
انس امجد عز الدين
Supervisor name:
السيد هاشم حازم سعيد
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College
Language:
English
University location:
Mosul
الخصائص الميكانيكية للتربة الحبيبية المثبتة بالاسمنت == Mechanical Properties of Granular Soil Stabilized with Cement
Author name:
طليع محمود طليع
Supervisor name:
حارث ابراهيم علي
General topic:
Civil Engineering
Specific topic:
Structural engineering - Structural materials
Degree:
Master
University:
Northern Technical University - Engineering Technical College
Language:
English
University location:
Mosul
سلوك الانحناء للاعتاب الخرسانية المسلحة الحاوية على الركام المعاد تدويره والمقواة بالياف الكربون == Flexural Behavior of Reinforced Recycled Aggregate Concrete Beams Strengthened by CFRP
Author name:
ملاك حيدر داود
Supervisor name:
علي كريم رزاق
General topic:
Civil Engineering
Specific topic:
Civil Engineering
Degree:
Master
University:
University of Thi-Qar - College Of Engineering - civil engineering Department
Language:
English
University location:
Dhi Qar
Key words:
RCA
CFRP
Beams
Flexural
Abstract:
Flexural behavior of reinforced concrete beam specimens containing recycled concrete aggregate (RCA) and strengthened externally by carbon fiber reinforced polymer (CFRP) sheets was discussed in this study. CFRP has been widely used to strengthen reinforced concrete members in recent years. In the experimental program, twelve reinforced concrete beams, 150×200 mm in cross-section over a total span of 1300 mm, with a tensile reinforcement ratio of 0.9%, with four-point load are tested. The beams were subdivided into two groups. The first group consists of four beams; one of them is a control beam with natural aggregate (NA), while the others contain different RCA ratios (30%, 50%, and 70%), whereas the second group consists of eight beams with a 50% RCA and uses CFRP sheets to strengthen them in various techniques. Two strengthening techniques were investigated:Externally bonded reinforcement (EBR) and externally bonded reinforcement on groove (EBROG). In general, the test results showed that the replacing of natural aggregate (NA) in the concrete mixes by recycled concrete aggregate (RCA) have a drop in the compressive strength, modulus of elasticity, flexural strength, and splitting tensile strength of plain concrete in varying proportions with increasing in the RCA ratio. As for reinforced concrete, the test results indicated that the flexural strength of RCA beams decreases significantly from 3% to 10.5% as RCA content increased. While the utilization of CFRP sheets to strengthen specimens caused an increase in the flexural strength of RCA beams, where the rate of increase ranged from 5% to 30.9% for the EBR method (one layer) and 30.5% to 40.4% for the EBROG method. Whereas, when two layers of CFRP sheets instead of one layer, the ultimate load capacity was about 19% greater than one layer of CFRP. Additionally, the investigated RCA concrete specimens showed four different II failure modes: flexural failure for unstrengthen beams, CFRP debonding, CFRP rupture, and concrete cover separation for strengthened beams. The failure modes of CFRP material in specimens enhanced by U-anchorages and EBROG have changed to rupture, whereas using two layers of CFRP changed the failure mode to concrete cover separation. The measured ultimate flexural loads of beam specimens without CFRP are compared with ACI 318-19, while the beam specimens with CFRP have been compared with ACI 440.2R, CNR-DT 200 R1, and the Teng et al. model. ACI 318- 19 gave a significant association with the experimental results of RCA beams. While the ACI 440.2R-17 and Teng et al. Model gave the best correlation with the experimental results of RCA beams with CFRP.
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سلوك العتبات الخرسانية هجينة المقاومة وذات مقطع شبه منحرف
Author name:
ماجد جعفر سادة
Supervisor name:
سعد فهد رسن
General topic:
Civil Engineering
Specific topic:
Structural Engineering
Degree:
Master
University:
University of Misan - College Of Engineering - Department of Civil Engineering
Language:
English
University location:
Maysan
سلوك الانحناء للجسور الخرسانية الجيوبوليميرية متضمنة نفايات (PET) البلاستيكية
Author name:
نور منذر شاكر
Supervisor name:
عباس عودة داود
General topic:
Civil Engineering
Specific topic:
Structural Engineering
Degree:
Master
University:
University of Misan - College Of Engineering - Department of Civil Engineering
Language:
English
University location:
Maysan
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