University of Architecture, Civil Engineering and Geodesy (UACEG)

        ·         Design;

        ·         Diagnostic, Investigation and Assessment the technical state of the structures;

        ·         Тesting of Structures;

·         Supervision of construction of Bridges and Building Structures;

·         Seismic assessment and retrofitting/ strengthening, in accordance EN 1998-3;

• Creation and development of “Heritage BG” Centre of Excellence - coordinator for preliminary actions for construction and renovations
• nvestigation of defects, damages and accidents in structures
• Head of science project Д-111/18 "Study on the behavior of bearing masonry walls with openings in or without contact with framing elements when subjected to seismic load" for the Research, Consultancy and Design Centre (RCDC), UACEG
• Head of science project Д-64/14 "Study on the behavior of reinforced concrete structural members made of different concrete grades strengthened with composite materials" for the Research, Consultancy and Design Centre (RCDC), UACEG
• Head of science project Д58/13 "Study on the behavior of strengthened reinforced concrete structural members subjected to cyclic loading" for the Research, Consultancy and Design Centre (RCDC), UACEG

 ·                    Абдулахад, Е. Конструктивна оценка и интервенция за експлоатационната надеждност и дълготрайност на исторически сгради със статут на недвижимо културно наследство, АРХИКТЕТУРЕН ФОРУМ „БРАЦИГОВО -КАМЕННИЯТ ПОТОК НА ВРЕМЕТО“ ТЕМА „ИСТОРИЯ И БЪДЕЩЕ – АРХИТЕКТУРА ЗА ОБРАЗОВАНИЕ И КУЛТУРА“ 26 юни – 2 юли.2023г.

·                    Абдулахад, Е. Видове дейности при предварителни проучвания и обследвания на конструкциите на съществуващи сгради – паметници на културата, "Архитектурно наследство" към Съюза на архитектите в България Ви кани на Национална научна Конференция: "Опазване на недвижимото културно наследство в България" и юбилейно честване на 100-годишнината от рождението на проф. арх. Пейо Бербенлиев,

·                    Митева, Ст., Ф. Рангелова, Е. Абдулахад, Експериментално изследване на армоциментни черупки, Годишник на УАСГ том 56 ,2023.брой X

·                    Abdulahad, E. Seismic behaviour before and after strengthening of solid confined masonry walls with glass fiber reinforced polymers - analysis of hysteresis curves, obtained by shaking table tests, Conference of Syrian researchers 19-23.06.2023g.

·                    Абдулахад, Е. ИНСТРУМЕНТАЛЕН МОНИТОРИНГ НА РЕАЛНА СТОМАНОБЕТОННА КОНСТРУКЦИЯ НА ЖИЛИЩНА СГРАДА  ПО ВРЕМЕ НА ИЗПЪЛНЕНИЕ И СЛЕД ВЛИЗАНЕТО Ѝ В ЕКСПЛОАТАЦИЯ ЗА ПЕРИОД ОТ 10 ГОДИНИ, Годишник на УАСГ том 56 ,2023.брой X.

·                    Трайкова, М., Е. Абдулахад, ВЪЗМОЖНОСТИ ЗА ПРИЛОЖЕНИЕ НА СУПЕР ВИСОКОЯКОСТНИ БЕТОНИ (СВЯБ) ЗА УСИЛВАНЕ НА СТОМАНОБЕТОННИ ГРЕДИ – РЕЗУЛТАТИ ОТ ЕКСПЕРИМЕНТАЛНО ИЗСЛЕДВАНЕ, Годишник на УАСГ том 53 ,2020.брой 3

·                    ХРИСЧЕВ, л., м. гОЧЕВА, Е. Абдулахад, конструктивни елементи и детайли на едропанелни жилищни сгради по система бс-69-сф. част 1 – конструктивни елементи, XI Международна научнa конференция„Проектиране и строителство на сгради и съоръжения“, 10-12 септември 2020 г., Варна.

·                    ХРИСЧЕВ, л., м. гОЧЕВА, Е. Абдулахад конструктивни елементи и детайли на едропанелни жилищни сгради по система бс-69-сф. част 2 – конструктивни елементи, XI Международна научнa конференция„Проектиране и строителство на сгради и съоръжения“, 10-12 септември 2020 г., Варна.

·                    Махмуд, Е., Е. Абдулахад ИЗПИТВАНИЯ НА ВИБРАЦИОННА ПЛАТФОРМА ЗА ИЗСЛЕДВАНЕ НА ИЗМЕНЕНИЕТО НА КОРАВИНАТА И СОБСТВЕНАТА ЧЕСТОТА НА ОБРАМЧЕНИ ЗИДАНИ СТЕНИ ПРЕДИ И СЛЕД УСИЛВАНЕТО ИМ, Годишник на УАСГ том 53 ,2020.брой 3

·                      Abdulahad, E., E. Mahmud Seismic behaviour before and after strengthening of solid confined masonry walls with glass fiber reinforced polymers - analysis of hysteresis curves, obtained by shaking table tests  2020 IOP Conf. Ser.: Mater. Sci. Eng. 951 012018

·                    Abdulahad, E.,  M. Traykova Basic recommendations for strengthening of RC beams with Ultra High Performance Fiber Reinforced Concrete (UHPFRC) – conclusions from experimental investigation, 2020 IOP Conf. Ser.: Mater. Sci. Eng. 951 012016

·                    Traykova, M. , L. Georgiev, S. Ivanov, E. Abdulahad Research in the application of UHPFRC for strengthening existing structures in Bulgaria, 2019, 20^th Congress of IABSE, New York City

·                    Traykova, M., Georgiev, Abdulahad, E., Ivanov, S. Laboratory tests on strengthening steel and concrete elements with high-strength concrete, IABSE Congress, Christchurch 2020: Resilient Technologies for Sustainable Infrastructure - Proceedings, 2020, pp. 671–678

  ·                    Абдулахад, Е., Е. Махмуд Изпълнение на образците и подготвителни дейности                       преди динамични изпитвания, Годишник на УАСГ, том 52, бр. 3, стр. 891-900, София,                               България, 2019

 ·                    Mahmud, E., Z. Bonev, E. Abdulahad Nonlinear seismic analysis of masonry infilled                         RC  frame structures by using the N2-method  Сборник с доклади от 16та международна                           конференция Нови тенденции в статиката и динамиката на сградите, Братислава,                                     Словакия,2018 г;

 ·          An experimental study on strengthening brick arches, 3rd International Conference on                               protection of historical constructions 12 – 15 July, 2017 Lisbon, Portugal;

·           Experimental investigation of reinforced concrete arch- paper in IX International Conference “Design and construction of buildings and facilities”, Varna 2016

·           Contemporary methods for rehabilitation and strengthening of RC and masonry arches -paper in Structural Faults & Repair, Edinburgh, May 2016

·           Strengthening with FRP of reinforced concrete beam exposed to aggressive influence- UACEG Annual 2015-2016;2016

·           Investigation of the bond between concrete and FRP strengthening system anchored with FRP anchors -  paper in First scientific- applied conference with international participation Structures- theory and practice– Sofia, 2015;

·           Technology for execution of strengthening of reinforced concrete beam with externally bonded CFRP reinforcement -paper in I scientific- applied conference with international participation " Rehabilitation and strengthening of buildings and facilities structures " November 2015;

·           Strengthening of bending moment of FRP reinforced concrete beam, made of low-grade concrete - paper in I scientific- applied conference with international participation " Rehabilitation and strengthening of buildings and facilities structures " November 2015;

·           Stress and strain state of RC beams executed with lower grade concrete than compared to design and strengthened with FRP”, Annual of UACEG, Scientific research 2014-2015, 2015

·           Project for process of evaluation, recognition and selection of methods for preservation of historical and cultural heritage, First scientific - applied conference with international participation "project management in construction"/PMC/, UACG, December 2014, Sofia

·           Stress and strain state of defective reinforced concrete beam T- section strengthened with carbon fiber;

·           Characteristics and issues affecting the activities of the National office for serviceability;

·           Development of a national system for the investigation of the structures;

·           Examples of the most frequent failures in the different building systems and structures;

·           Study the behavior of reinforced concrete frame strengthened with carbon fiber;

·           Strengthening of prestressed 2T panels with composite materials- journal “The Building” 4/2012;

·           An examination of stress and strain state of reinforced concrete frame strengthened with carbon fiber -journal “The Building” 4/2012;

·           Investigation of bearing capacity of reinforced concrete beam with a "T"-section strengthened composite materials, Annual of UACEG 2010

·           Experimental study of brick walls, strengthened with advanced composite materials-UACEG 2009;

·           Investigation of bearing capacity of brick wall, strengthened composite materials- UACEG 2009;

·           Stressed state of a defected reinforced concrete beam strengthened with advanced CFRP system- Prohitech 2009 - 1st International Conference on Protection of Historical Buildings, Italy, Roma;

·           Management and economic analysis of an experimental study for strengthening and rehabilitation of reinforced concrete frame with CFRP, - Prohitech 2009 - 1st International Conference on Protection of Historical Buildings, Italy, Roma

·           Management and economic analysis of an experimental study for strengthening amd rehabilitation of reinforced concrete beam with CFRP -Second International Workshop on Performance, Protection and Strengthening of Structures under Extreme Loading, PROTECT2009, Shonan Village Center, Hayama, Japan, August 19 – 21, 2009

·           Protocols “Investigation and testing of structures and facilities”- Second Edition, Sofia, 2009;

·           An investigation of possibility for replacement of reinforced concrete beam's steel reinforcement with carbon bars and post-strengthening with carbon FRP laminates, 5th International Conference on Advanced Composite, Materials in Bridges and Structures ,Winnipeg, Manitoba, Canada, 2008;

·           DFRP Reinforcement for concrete beam an experimental investigation, 8th international symposium, Fiber – reinforced polymer reinforcement for concrete structures, Patras, Greece, 2007;

·           Dynamic analysis of multi-storey concrete buildings under the influence of seismic and wind load- Al-Hasakah, Syria, 2004;

·           Some Aspects related to the study and seismic loads by reinforced concrete multi-storey buildings in Syria- journal “The Building” 1997;

·           Some characteristics in the execution of multi-storey concrete buildings- Annual of UACEG, vol. XXXIX, 1997