XVIII ANNIVERSARY INTERNATIONAL SCIENTIFIC CONFERENCE BY CONSTRUCTION AND ARCHITECTURE
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18 - 20 October 2018

pdf PROGRAMME   Proceedings

Reports

Volume 1

I. Architecture and Urbanism

1-1. APPRAISAL OF THE CONCESSION AS A CONSTRUCTION INVESTMENT PROJECT IN THE FORM OF A PUBLIC-PRIVATE PARTNERSHIP
Konstantin Velinov, Fantina Rangelova     p. 1-7
1-2. BRIDGES - MYTHS AND REALITY
Alexander Tesár     p. 9-14
1-3. BUILT HERITAGE SUBJECTED TO EARTHQUAKE DISASTERS AND THEIR MITIGATION
Nadja Kurtović Folić     p. 15-30
1-4. KINEMATIC ANALYSIS OF 2D LINEAR STRUCTURAL MODELS WITH STRUTS AND CABELS
Banko Bankov, Ivan Vaisilov, Lyuben Lyubenov     p. 31-36
1-5. CONSERVATION OF HISTORIC BUILDINGS AND ENERGY EFFICIENCY
Fantina Rangelova, Stoyanka Ivanova, Rumyana Rizova     p. 37
1-6. CURTAIN WALLS: HISTORY AND A CONTINUING CHALENGE
Danijela Đurić Mijović, Danijela Milanović, Jelena Savić     p. 39-44
1-7. FIRST HOSPITAL BUILDINGS IN SERBIA AND THEIR PRESENT PURPOSE AND FUNCTION
Olivera Nikolić, Ana Momčilović Petronijević, Aleksandar Keković     p. 45-51
1-8. IMPACT OF THE SUSTAINABLE FACTORS IN APPRAISAL PROCESS OF CONSTRUCTION INVESTMENT PROJECT, IN THE CONTEXT OF THE SUSTAINABLE CONSTRUCTION DEVELOPMENT
Konstantin Velinov, Fantina Rangelova     p. 53-59
1-9. LIFE CYCLE COST OF ENERGY EFFICIENT BUILDINGS
Fantina Rangelova, Stoyanka Ivanova, Rumyana Rizova     p. 61
1-10. POSSIBILITIES FOR APPLICATION OF DESCRIPTIVE GEOMETRY IN THE ARCHITECTURAL-CONSTRUCTION DESIGN
Tsvetoslava Zareva-Peeva     p. 63-69
1-11. REASONS FOR THE OPTIMIZATION OF ARCHITECTURAL CREATIVITY
Nadja Kurtovic-Folic and Natasa Zivaljevic Luxor     p. 71-78
1-12. THE ARCHITECTURAL AND STRUCTURAL DEFINITION OF THE BUILDINGS AND THE PAVILIONS OF LA BIENNALE DI VENEZIA 2018, THROUGH THE 16TH INTERNATIONAL ARCHITECTURE EXHIBITION, IN GIARDINI AND ARSENALE, ON 24-25-26.05.2018
Yeşim Kamile Aktuğlu     p. 79-84
1-13. THE EXAMINATION OF ST.STEPHEN CHURCH, BUILT IN GOLDEN HORN EMBANKMENT IN ISTANBUL, WITH A STRUCTURE- CLADDED IN IRON-AND-STEEL BOARDS, INSIDE AND OUTSIDE OF AN ARCHITECTURAL SACRED SPACE
Yeşim Kamile Aktuğlu     p. 85-90
1-14. THE RECONSTRUCTION AND ADAPTATION OF THE EXISTING SCHOOL BUILDINGS: THE IMPROVEMENT OF SCHOOL PREMISES REGULATIONS IN SERBIA
Milan Tanić, Danica Stanković, Milica Živković, Vojislav Nikolić, Slaviša Kondić     p. 91-97
1-15. THE ROLE OF THE ARCHITECT IN THE SPATIAL AND FUNCTIONAL ORGANIZATION OF THE MUSEUM EXHIBITION
Olivera Nikolić, Ana Momčilović Petronijević, Vladan Nikolic     p. 99-103
1-16. THE STRUCTURAL DEFINITION OF THE BUILDINGS OF “EARTH AND MAN NATIONAL MUSEUM OF SOFIA” AND “CONTEMPORARY ART MUSEUM OF SOFIA”, FROM THE POINT OF ARCHITECTURAL DEFINITION, THROUGH THE USE OF STRUCTURAL STEEL IN CONSTRUCTION
Prof.Dr.architect Yeşim Kamile Aktuğlu     p. 105-110
1-17. ARCHITECTURE TECTONIC AND THE DIGITAL REVOLUTION IN THE PROJECTS OF ZAHA HADID
Radoslava Lesnevska     p. 111-116
1-18. WINE CELLARS ON SLOPING TERRAIN-DEVELOPMENTAL TENDENCIES AND SOLUTIONS
Dimitar Vlasarev     p. 117-123
1-19. URBAN DEVELOPMENT OF THE CITY OF RUSSE FROM THE RENAISSANCE TO 1920
Ventsislav Ignatov     p. 125-130
1-20. DEINSTITUTIONALISED HOUSING
Plamen Genov, Maria Karaboeva     p. 131-136
1-21. DEVELOPMENT OF A PUBLIC BUILDING IN A COMPLEX URBAN ENVIRONMENT, BOTEVGRAD, BULGARIA
Atanas Vassilev, Elena Dineva     p. 137-142
1-22. ИНДУСТРИАЛНОТО НАСЛЕДСТВО НА ГРАД СОФИЯ
Деляна Кирова     p. 143-147
1-23. THE CONOID IN MODERN ARCHITECTURE
Kamelia Kirilova     p. 149-154
1-24. BROTHERLY MEMORIAL MOUND – PLOVDIV. APPLICATIONSOF STRUCTURAL TYPOLOGY
Ivailo Avramov     p. 155-161
1-25. РЕКОНСТРУКЦИЯ И СОЦИАЛНА РЕВИТАЛИЗАЦИЯ НА СПОРТНИ СГРАДИ И СЪОРЪЖЕНИЯ, ИЗГРАДЕНИ В СОФИЯ ЗА НУЖДИТЕ НА ЕВРОПЕЙСКОТО ПЪРВЕНСТВО ПО ПЛУВАНЕ ПРЕЗ 1985 ГОДИНА
Елена Динева, Атанас Василев     p. 163-169
1-26. STEP BY STEP TO ENERGY CLASS A BUILDINGS (NEARLY ZERO ENERGY BUILDINGS – NZEB)
Stoyanka Ivanova, Ralitsa Yordanova     p. 171-176
1-27. СЪВРЕМЕННИ КОНСТРУКТИВНИ РЕШЕНИЯ ЗА ЕДНООТВОРНИ ЕДНОЕТАЖНИ СГРАДИ С МАЛКИ ОТВОРИ
Тодор Димитров Георгиев     p. 177
1-28. THE TERRAIN AND SPACE IN SOME RESOLVES OF THE REVIVAL ZOFGRPHS (PRELIMINARY ANALYSIS)
Blagovesta Ivanova     p. 179-184
1-29. URBANISM AND LOCAL SELF-GOVERNANCE - CHALLENGES AND OPPORTUNITIES
Ivelina Prodanova     p. 185-189
1-30. THE HYBRID HOUSING
Plamen Genov, Dara Karaboeva     p. 191-196
1-31. HYPERBOLIC PARABOLOID – POSSIBILITY TO USE IN ARCHITECTURE
Viktoria Knizharova     p. 197-202
1-32. CYLINDROID AND ITS PLACE IN ARCHITECTURE
Desislava Tsankova     p. 203-208
1-33. ШИВАШКИ ПРЕДПРИЯТИЯ С МОДНА КЪЩА, ПРИНЦИПИ НА ПРОЕКТИРАНЕ.
Борислава Александрова Манчева-Велкова     p. 209-214

II. Art and Conservation of Architectural Heritage

2-1. AMBIENT CONDITIONS MONITORING IN THE PROTECTIVE STRUCTURES ON THE MEDIANA ARCHEOLOGICAL SITE
Dragan Kostic, Milan Gligorijevic     p. 215-220
2-2. BRIDGES FOR INTEGRATION OF ARCHAEOLOGICAL SITES INTO METROPOLITAN AREA
Natasa Zivaljevic-Luxor, Hartmut Pasternak     p. 221-228
ROOFS AND SHELTERS FOR INTEGRATION OF ARCHAEOLOGICAL SITES INTO METROPOLITAN AREA
Natasa Zivaljevic-Luxor, Hartmut Pasternak
2-3. THE GREAT PAINTED WOODEN CHOIR LOFT OF THE SANCTUARY “SANTA MARIA DEL MONTE CARMELO" IN COLLETTO, PINEROLO, ITALY: RESTORATION AND STRUCTURAL INTERVENTION.
F. Accornero, C. Bertolini Cestari, S. Invernizzi, T. Marzi, M. Rossino, A. Spanò.     p. 229-238
2-4. MANAGEMENT IN THE PROTECTION OFTHE IMMOVABLE CULTURAL HERITAGE
Valentina Edreva     p. 239-244
2-5. OUTDOOR PAINTING AS A TOOL FOR STUDYING ARCHITECTURE AND CULTURAL ARCHITECTURAL HERITAGE CONSERVATION
Alexandra Ivanova     p. 245-250
2-6. CERAMIC BUILDING MATERIALS WITH SIGNATURE MARKS FROM THE MEDIEVAL MONASTERY OF „ST. ELIJAH" LOCATED IN THE “KOKALYANSKI URVICH” FORTRESS, XV-XVII CENTURY
Filip Petrunov     p. 251-256
2-7. ФУНКЦИИ НА НАПРЕЖЕНИЯТА ОКОЛО ЕЛИПТИЧНА ИЗРАБОТКА, ПРОКАРАНА В ТРАНСВЕРЗАЛНО - ИЗОТРОПЕН МАСИВ
Виолета Трифонова-Генова     p. 257-262
2-8. THE BLACK WAVE - VIEW IN THE PAST OR THE CONTEMPORARY PERCEPTION OF ANCIENT ARCHITECTURE
Violina Kiryakova     p. 263-271

III. Structural Mechanics

3-1. APLICATION OF THE CAPACITY DESIGN METHOD ON THE EXAMPLE OF STRUCTURAL WALL
Andrija Zorić, Slavko Zdravković, Predrag Petronijević, Dragan Zlatkov, Dragana Turnić     p. 273-278
3-2. CONDENSED LAGRANGE EQUATIONS
Anastas Ivanov Ivanov     p. 279-284
3-3. CRITICAL BUCKLING FORCES OF AXIALLY COMPRESSED THIN-WALLED OPEN PROFILE BARS
Slavko Zdravković, Marija Spasojević-Šurdilović, Srđan Živković, Sandra Šaković, Žarko Petrović     p. 285-290
3-4. DYNAMIC POST-BUCKLING BEHAVIUOR OF PLATE GIRDERS
Ján Ravinger and Alžbeta Grmanová     p. 291-299
3-5. EXPERIMENTAL INVESTIGATION AND STRUCTURAL ANALYSIS DUE TO DYNAMIC AND SEISMIC ACTION
Aleksandra Igić, Dragoslav Stojić, Slavko Zdravković, Biljana Mladenović, Milan Gligorijević     p. 301-305
3-6. FATIGUE DAMAGE AND REPAIR OF AN ORTHOTROPIC PLATED BRIDGE DECK AFTER 23 YEARS OF SERVICE
Philippe Van Bogaert     p. 307-316
3-7. GROUND MOTION EFFECTS FROM THE 22 MAY 2012 EARTHQUAKE, ON THE TERRITORY OF PERNIK
Radan Ivanov, Ivanka Paskaleva, Antoaneta Kaneva, Ivan Ivanchev, Anton Gorolomov     p. 317-322
3-8. MICRODAMAGE OF A CONCRETE COLUMN SURFACE-REINFORCED VIA DIFFUSION AND UNDERGOING COMPRESSION AND BENDING
Ana Yanakieva, Anguel Baltov     p. 323
3-9. NONLINEAR STATIC ANALYSIS OF MASONRY INFILLED FRAMES WITH OPEN FIRST FLOOR
Koce Todorov, Ljupco Lazarov     p. 325-336
3-10. PRESENTATION OF MONOGRAPHY: ENERGY SAVING AND SURFACE REINFORCED STRUCTURAL ELEMENTS WITH TRANSITION AREAS
Ana Yanakieva, Anguel Baltov     p. 337
3-11. PROBABILISTIC SEISMIC UPGRADING BY TIES OF OLD RC BUILDINGS CONSIDERING INPUT PARAMETERS UNCERTAINTY
A. Liolios, D. Partov, K. Liolios, B. Folic     p. 339-346
3-12. RECTANGULAR PLATES – SINGLE TRIGONOMETRIC SERIES AND EXPONENTIAL FUNCTION
Liliya B. Petrova     p. 347-353
3-13. SPACE ELASTIC INNER LINKS
Liliya B. Petrova     p. 355-361
3-14. STABILITY OF SHELLS BEYOND THE ELASTIC LIMIT
Nikola Janković, Dragan Zlatkov, Slavko Zdravković, Predrag Petronijević, Predrag Blagojević     p. 363-367
3-15. THE INFLENCE OF THE MESH DENSITIY AND CONCRETE QUALITY ON THE ACCURACY OF RESULTS IN THIN PLATES
Donata Ramljak, Vlaho Akmadžić     p. 369-378
3-16. THEOREM FOR CHANGE OF THE RIGID BODY GENERALIZED IMPULSE
Anastas Ivanov Ivanov     p. 379-385
3-17. TIME AS A PHYSICAL QUANTITY AND ITS GRAVITATIONAL RELATIVISM (GRAVITATIONAL TIME DELATION)
Konstantin Kazakov     p. 387-393
3-18. TIME DOMAIN SEISMIC SOIL-STRUCTURE INTERACTION ANALYSIS OF A NUCLEAR STRUCTURE
Milko Miloshev, Konstantin Kazakov, Marin Kostov     p. 395-402
3-19. VOLTERRA INTEGRAL EQUATIONS VERSUS (EMM) METHOD OF DISCHINGER IN ANALYSIS OF STATICALLY INDETERMINATE COMPOSITE STEEL-CONCRETE BEAMS REGARDING CREEP OF CONCRETE
Doncho N. Partov, V. K. Kantchev, Ch. P. Stoyanov and Vladimír Křístek     p. 403-411
3-20. КОНЦЕПЦИЯ ЗА ОПРЕДЕЛЯНЕ НА КОЕФИЦИЕНТА НА ПОВЕДЕНИЕ/РЕАГИРАНЕ НА ХВОСТОХРАНИЛИЩЕ ЛЮЛЯКОВИЦА
Н. Керенчев, Л. Михова, З. Бонев, Д. Кисляков     p. 413-420
3-21. FEATURES FINDING THE CRITICAL FORCES OF SYSTEM, OPERATING IN ELASTIC STAGE
Ivan Vaisilov, Ivan Dosev, Konstantin Kazakov     p. 421
3-22. MULTI-SEGMENT INTEGRATION TECHNIQUE FOR SOLVING THE STABILITY PROBLEM OF AN AXIALLY COMPRESSED COLUMN
Svetlana Lilkova-Markova, Dimitar Lolov     p. 423-428
3-23. ПРЕМЕСТВАНИЯ В ТОЧКИ ОТ КОНТУРA НА ЕЛИПТИЧНА ИЗРАБОТКА, ПРЕМИНАВАЩА В МАСИВ С ХОРИЗОНТАЛНА РАВНИНА НА ИЗОТРОПИЯ
Виолета Трифонова-Генова     p. 429-433
3-24. TEACHING FEM WITH COMPUTER ALGEBRA SYSTEM
Lyuben Lyubenov     p. 435-439
3-25. RESPONCE OF RC FLAT SLAB – COLUMN CONNECTION SUBJECTED TO ECCENTRIC APPLIED IMPULSE EXCITATIONS
Iliana Stoynova, Anita Handruleva     p. 441-446
3-26. STOCHASTIC WAY FOR CALCULATION OF STRENGTH ON CONSTRUCTION STEEL WITH CORROSION
Antonio Shopov     p. 447-452
3-27. FREQUENCY DEPENDENT DYNAMIC SOIL-STRUCTUTE INTERACTION: PART I. GRAPHIC PRESENTATION OF THE MAIN PERFORMANCES OF ТHЕ DAMPING
Stefan Tasev     p. 453-458
3-28. FREQUENCY DEPENDENT DYNAMIC SOIL-STRUCTUTE INTERACTION: PART II. RADIATION DAMPING
Stefan Tasev     p. 459-464

IV. Building Structures

4-1. A NUMERICAL STUDY ON THE SEISMIC RESPONSE OF A SIX-STOREY STEEL ECCENTRICALLY BRACED DUAL SYSTEM WITH EQUAL STRENGTH JOINTS
Chavdar Penelov, Irena Hadzhiyaneva, Nikolaj Rangelov     p. 465-474
4-2. ABOUT THE HISTORY OF THE STEEL TRUSS BRIDGE OVER GABRA RIVER IN THE LIGHT OF THE WORLD HISTORIC-CULTURE HERITAGE STRUCTURES
Radoslav Nikolov, Petar Grekov, Lazar Georgiev, Doncho Partov and Antoaneta Dimitrova     p. 475-482
4-3. BEHAVIOUR OF THE BASE GRID STRUCTURE REGARD TO THE SOIL REACTION COEFFICIENT
Vlaho Akmadzic, Anton Vrdoljak, Hrvoje Smoljanovic     p. 483-492
4-4. DESIGN OF FRAGILITY CURVES AND DETERMINATION OF DAMAGE STATES FOR FRAME SYSTEM RC BUILDING
Radomir Folić, Miloš Čokić     p. 493-506
4-5. DEVELOPMENT OF THE BURIED ARCH REINFORCED CONCRETE BRIDGES IN THE WORLD AND ITS APPLICATION IN BULGARIA
Doncho Partov, PetarGrekov, Vesselin Kantchev, Lena Mihova     p. 507-517
4-6. EXISTING MASONRY BUILDINGS: CONDITION, REQUIRED INTERVENTIONS AND REGULATIONS
Jelena Savić, Danijela Đurić Mijović, Danijela Milanović     p. 519-524
4-7. EXPERIMENTAL STUDY ON THE OUT-OF-PLANE STABILITY OF STEEL PORTAL FRAMES
Marin Vassilev, Nikolaj Rangelov     p. 525-535
4-8. FE MODELLING OF SANDWICH PANELS WITH SCREWED JOINT AT ELEVATED TEMPERATURES
Ashkan Shoushtarian Mofrad, Darita Shlychkova, Yvonne Ciupack, Hartmut Pasternak     p. 537-542
4-9. INFLUENCE OF THE SOIL REACTION COEFFICIENT CHANGE ON THE STEEL GRID FOUNDATION
Vlaho Akmadzic, Anton Vrdoljak, Ivan Balic     p. 543-553
4-10. SUSTAINABLE DEVELOPMENT AND CONCRETE BRIDGES
Naida Ademović
4-11. TWO MEMBRANE-CLADDED DOUBLE CURVED CABLE NET ROOFS - DESIGN, CONSTRUCTION AND ASSEMBLY
Hartmut Pasternak, Thomas Krausche     p. 555-560
4-12. FLAT FOUNDATION SLAB WITH “INVERTED” WIDE DROP PANEL. STUDY OF THE PHENOMENON PUNCHING.
Hristian Neshev     p. 561-566
4-13. ANALYSIS THE DEFORMATION OF ROAD BRIDGES WITH SMALL OPENINGS
Evelina Ivanova, Desislava Miteva     p. 567-572
4-14. EXPERIMENTAL DETERMINATION OF MODULUS OF ELASTICITY AND STRESS-STRAIN DIAGRAMS OF CONCRETE
Ivan Ivanchev, Veselin Slavchev, Ivanka Dobreva, Borislav Daalov     p. 573-578
4-15. EXPERIMENTAL DETERMINATION OF STRENGTH CHARACTERISTICS AT DIFFERENT AGE OF CONCRETE
Ivan Ivanchev, Veselin Slavchev, Ivanka Dobreva, Borislav Daalov     p. 579-584
4-16. BUCKLING RESISTANCE OF SLENDER REINFORCED CONCRETE COLUMNS IN MULTI-STOREY STRUCTURE. COMPARISON OF COLUMN BUCKLING COEFFICIENTS WITH PRECAST OR MONOLITHIC SLABS.
Hristian Neshev     p. 585-590
4-17. MODULE FOR DRAWING A T-SHAPED COLUNM AND ITS REINFORCEMENT FOR THE COLUMN TABLE OF THE STRUCTURAL PLANS IN AUTOCAD
Borislav Kozarev     p. 591-594
4-18. DESIGN OF PRESTRESSED STEEL BEAMS WITH TENDONS UNDER A LOAD OF TWO SYMMETRIC CONCENTRATED FORCES
Petko Stoyanov     p. 595-601
4-19. DESIGN OF REINFORCED CONCRETE SYMMETRIC 2T CROSS- SECTIONS WITH SYMMETRIC REINFORCEMENT UNDER BENDING MOMENT AND AXIAL COMPRESSIVE FORCE – PART 2
Vladimir Yanchev     p. 603-608
4-20. DESIGN OF REINFORCED CONCRETE SYMMETRIC 2T CROSS- SECTIONS WITH SYMMETRIC REINFORCEMENT UNDER BENDING MOMENT AND AXIAL COMPRESSIVE FORCE – PART 1
Vladimir Yanchev     p. 609-614
4-21. ORIGINAL STRUCTURAL DECISION FOR STEEL BUNKERS IN ORDER TO SPEED UP CONSTRUCTION
Todor Georgiev     p. 615-620
4-22. BASIC METHODS FOR STRENGTHENING OF REINFORCED CONCRETE FLOOR STRUCTURES
Georgi Ivanov     p. 621-626
4-23. INVESTIGATION ON THE SEISMIC BEHAVIOUR OF TWO-STORY SPLIT-X CONCENTRICALLY BRACED FRAMES. PROPOSED DESIGN CRITERIA
Lora Raycheva     p. 627-636
4-24. SEISMIC VULNERABILITY OF THE BUILDING STOCK IN THE CITY OF SEVLIEVO
Dimitar Stefanov, Elena Vaseva     p. 637-642
4-25. ЧИСЛЕНО ИЗСЛЕДВАНЕ НА МОНОЛИТНИ СТОМАНОБЕТОННИ ПЛОЧИ, УСИЛЕНИ ЧРЕЗ ВЪНШНО ПРЕДВАРИТЕЛНО НАПРЯГАНЕ НА СТОМАНЕНИ ВЪЖЕТА
Георги Иванов     p. 643

V. Building Physics and Materials Science

5-1. ALKALI-ACTIVATED GEOPOLYMERS BASED ON FLY-ASH – LITERATURE REVIEW AND PRELIMENARY STUDIES
Aleksandar Nikolov, Dimitar Pashov, Antoanina Koleva     p. 645-650
5-2. GEOPOLYMERS BASED ON METAKAOLIN – LITERATURE REVIEW AND PRELIMENARY STUDIES
Aleksandar Nikolov     p. 651-656
5-3. СРАВНИТЕЛЕН АНАЛИЗ НА МОДЕЛИТЕ ЗА КОНТАКТНИЯ СЛОЙ ПРИ КОМПОЗИТНИ МАТЕРИАЛИ С ЦИМЕНТОВА И ПОЛИМЕРНА МАТРИЦА
Владимир Пл. Владимиров, Венцеслав Ал. Стоянов     p. 657

VI. Technology, Management and Economics of Construction

6-1. ЕКСПЕРИМЕНТАЛНО ИЗСЛЕДВАНЕ НА РЕЦЕПТУРНИ СЪСТАВИ ЗА ИЗПЪЛНЕНИЕ НА СТЕНИ ЗА УКРЕПВАНЕ НА ИЗКОПИ ПО ТЕХНОЛОГИЯТА „DEEP MIXING”
Лъчезар Хрисчев, Чавдар Колев, Петя Стоева     p. 659
6-2. КОНТРОЛ НА КАЧЕСТВОТО ПРИ ПРОИЗВОДСТВОТО НА СГЛОБЯЕМИ СТОМАНОБЕТОННИ ЕЛЕМЕНТИ
Симеон Мотев, Евгения Богданова, Лъчезар Хрисчев     p. 661
6-3. ASSESSMENT OF CONFORMITY OF DRY MIXTURES FOR ADHESIVES ACCORDING TO UPDATED HARMONIZED EUROPEAN STANDARDS
Ivanka Dobreva     p. 663-668
6-4. THE CHALLENGES TO THE CONSTRUCTION COMPANY IN CHANGE OF THE MARKETING FRAMEWORK IN CONDITIONS OF DIGITAL ECONOMY
Iva Nikolova     p. 669-673

VII. Sustainable Development and Environmental Security

7-1. SUSTAINABLE DEVELOPMENT AND CONCRETE BRIDGES
Naida Ademović     p. 675-686
7-2. EMERGENCY STRENGTHENING OF ACTIVE LANDSLIDE IN THE TOWN OF BANKYA
Georgi Frangov, Stefan Frangov     p. 687-694
7-3. ANALYSIS OF THE ECOLOGICAL EFFECTIVENESS OF CONSTRUCTION MATERIALS IN BULGARIA
Izabela Mihova, Ralitza Berberova     p. 695
7-4. АНАЛИЗ НА КРИТЕРИИТЕ ЗА „ЗЕЛЕНИ” СТРОИТЕЛНИ МАТЕРИАЛИ
Венцеслав Стоянов, Вилма Петкова, Екатерина Серафимова     p. 697
7-5. ECOLOGICAL AND ECONOMIC OPPORTUNITIES FOR THE UTILIZATION OF CARBONATE WASTE
Ventseslav Stoyanov, Vilma Petkova, Ekaterina Serafimova, Tiit Kaljuvee     p. 699-705
7-6. SURVEY OF A ROCKFALL SLOPE IN THE ISKAR GORGE
Stefan Frangov     p. 707-712
7-7. THE NEW ASPECTS IN A PART “SOIL BODY” OF THE NEW ROAD DESIGN STANDARD NO RD-02-20-2 IN BULGARIA – PART 1
Irena Sulay     p. 713-718
7-8. THE NEW ASPECTS IN A PART “SOIL BODY” OF THE NEW ROAD DESIGN STANDARD NO RD-02-20-2 IN BULGARIA – PART 2
Irena Sulay     p. 719-724
7-9. EXCLUDED FROM THE NORMS AND REQUIREMENTS OF THE PROJECT FOR DEVELOPMENT OF THE RAILWAY JUNCTION SOFIA, CONTRACT 1
Stoyo Todorov     p. 725-730
7-10. DETERMINATION OF CORROSION ON SURFACE ELEMENTS BY A USING A GRAPHICAL DIGITAL IMAGE
Antonio Shopov, Borislav Bonev     p. 731-736
7-11. PRINCIPAL MOUNTING SCHEMES OF PV PANELS ONTO HIGHWAY SNOW-PROTECTION FACILITIES – PART 1
Stoyanka Ivanova, Evelina Ivanova     p. 737-742
7-12. PRINCIPAL MOUNTING SCHEMES OF PV PANELS ONTO HIGHWAY SNOW-PROTECTION FACILITIES – PART 2
Evelina Ivanova, Stoyanka Ivanova     p. 743-748

VIII. Student Section

8-1. FLUID-STRUCTURE-INTERACKTION OF THE RECTANGULAR TANK
Lenka Uhlirova     p. 749-754
8-2. USAGE OF 3D ELEMENTS IN MODELLING OF THE RECTANGULAR TANK
Lenka Uhlirova     p. 755-760

Volume 2

I. Architecture and Urbanism

1-1. ECOLOGY FRIENDLY HIGH POWER WIND TURBINES OPERATING IN THE URBAN ENVIRONMENT
Venelin Jivkov, Simeon Panev, Venkatanathan Natarajan, Philip Philipoff, Petar Mandiev, Blagovest Simeonov, Silvia Mitkova, Yordan Tankovsky     p. 1-10
1-2. MODELS IN ARCHITECTURAL EDUCATION AND PRESENTATION
Milanka Vasić, Ana Momčilović-Petronijević, Ljiljana Jevremović, Marina Jordanović     p. 11-20
1-3. CONCEPTUAL INNOVATIVE DESIGN OF SKYSCRAPERS
Yanko Aleksandov     p. 21-27
1-4. NEW SOLUTION WITH INVENTIVE STEP FOR SKYSCRAPERS MADE OF CONTAINERS
Yanko Aleksandov     p. 29-34

II. Art and Conservation of Architectural Heritage

2-1. SHAPING THE TOWNSCAPE OF THE 19TH CENTURY VELIKO TARNOVO: THE ROLE OF THE COMMERCIAL ARCHITECTURE
Radosveta Kirova     p. 35
SEPULCHRAL ARCHITECTURE: STEĆAKS – TOMBSTONES FROM BOSNIAN KINGDOM
Maja Popovac, Boris Trapara, Merima Šahinagić-Isović, Amra Šarančić-Logo, Muamer Đulović     p. 37-48
2-2. TABAČICA MOSQUES IN BOSNIA AND HERZEGOVINA - TABAČICA MOSQUE IN MOSTAR CASE-STUDY
Maja Popovac, Merima Šahinagić- Isović, Amra Šarančić Logo and Marko Ćećez     p. 49
2-3. КУПОЛЪТ В ПРАВОСЛАВНИЯ ХРАМ. КОМПОЗИЦИОННО-СТРОИТЕЛНИ ПРОБЛЕМИ.
Димитър Гочев     p. 51
2-4. ЦЕНТРАЛНА МИНЕРАЛНА БАНЯ - ИСТОРИЯТА НА ЕДНА ЕМБЛЕМАТИЧНА СГРАДА.
София Лостова     p. 53
2-5. ЦЪРКВАТА "ВЪВЕДЕНИЕ БОГОРОДИЧНО" В БЛАГОЕВГРАД, ИЗПИСАНА 1882-1889 Г. – ПАМЕТНИК НА КУЛТУРАТА, НУЖДАЕЩ СЕ ОТ СПЕШНА РЕСТАВРАЦИЯ
Николай Томов Николов     p. 55-71

III. Structural Mechanics

3-1. ASSESSMENT OF EQUIVALENT DIAGONAL STRUT WIDTH IN STRUT ANALYSIS MODELS OF INFILLED RC FRAMES
Velian Petkov     p. 73-82
3-2. BASIC LINEAR VISCOELASTIC MODEL UNDER OSCILLATORY LOAD IN ISOTHERMAL SURROUNDINGS
Ivana Veghova, Jozef Sumec     p. 83-87
3-3. BEARING CAPACITY OF STEEL CORRUGATED ARCH-SHAPED SHEETS WITH IMPERFECTIONS WHEN EXPOSED TO FIRE
Mariusz Maślak, Michał Pazdanowski, Maciej Suchodoła     p. 89-97
3-4. BRIDGE INSTRUMENTATION FOR STRUCTURAL HEALTH MONITORING
Maria – Cristina Scutaru, Nicolae Țăranu, Cristian – Claudiu Comisu, Dragoș Ungureanu, Iuliana Hudișteanu, Dan – Alexandru Ghiga     p. 99-104
3-5. SIMPLIFIED AND REFINED ANALYSES FOR SEISMIC INVESTIGATION OF HISTORICAL MASONRY AGGREGATES: COMPARISON OF RESULTS AND POSITION INFLUENCE OF STRUCTURAL UNITS
Antonio Formisano, Giovanni Chiumiento     p. 105-110
3-6. CURVED ORTHOTROPIC STEEL DECK ABC BRIDGES
Alfred Mangus, Steve J. Lee, Greg Kaderabek     p. 111-120
3-7. DYNAMIC ANALYSIS OF THE SOIL-STRUCTURE SYSTEM
Andrija Zoric, Slavko Zdravković, Nebojša Davidović, Dragana Turnić, Srđan Živković     p. 121-126
3-8. FRP ADHESIVELY BONDED JOINTS SPECIMEN PREPARATION AND TESTING PROCEDURES
Dragoș Ungureanu, Nicolae Țăranu, Maria Cristina Scutaru, Iuliana Hudișteanu, Dan Alexandru Ghiga     p. 127-133
3-9. A HIGH-RISE BUILDING SUBJECTED TO DYNAMIC EFFECTS
Tvrdá Katarína     p. 135-140
3-10. INNOVATIVE SYSTEM FOR THE BUILDING PROTECTION FROM SEISMIC EFFECTS
Slavko Zdravković, Petar Mitković, Dragan Zlatkov, Dragana Turnić, Nikola Stojić     p. 141
3-11. INTERLAMINAR STRESSES ANALYSIS ON QUASI-ISOTROPIC COMPOSITE LAMINATES
Iuliana Hudișteanu, Nicolae Țăranu, Dragoș Ungureanu, Maria Cristina Scutaru     p. 143-148
3-12. MODERN STRATEGES FOR PROTECTION OF BUILDING STRUCTURES AGAINST STRONG GROUND MOTIONS (EARTHQUAKES)
Venelin Jivkov, Simeon Panev, Venkatanathan Natarajan, Philip Philipoff, Petar Mandiev, Blagovest Simeonov, Silvia Mitkova, Yordan Tankovsky     p. 149-154
3-13. PREDECTIVE SEISMIC DAMAGE SCENARIOS AND LOCAL HAZARD EFFECTS OF THE HISTORICAL CENTRE OF SENERCHIA (AVELLINO, ITALY)
Antonio Formisano and Nicola Chieffo     p. 155-161
3-14. SHAPE FUNCTIONS EFFECT IN GEOMETRIC NONLINEAR FINITE ELEMENT ANALYSIS OF ROD SYSTEMS
Ivana Véghová, Martin Psotný     p. 163-168
3-15. RESPONSE SPECTRA FOR SEISMIC EVALUATION OF OVERHEAD BRIDGE CRANES
K. Radlov, D. Dinev, V. Tepeliev     p. 169-177

IV. Building Structures

4-1. 50 YEARS OF BRIDGE MANAGEMENT IN USA: 1968 - 2018
Bojidar Yanev, Sc. D., P. E.     p. 179-190
4-2. DESIGN AND CONSTRUCTION OF HISTORIC MASONRY AND TIMBER STRUCTURES REHABILITATION IN SERBIA
Boško Stevanović     p. 191-206
4-3. MECHANICAL PROPERTIES AND NUMERICAL ANALYSIS OF SANDWICH PANELS
Eva Kormaníková, Kamila Kotrasová     p. 207-216
4-4. SEISMIC HAZARD AS NATURAL PHENOMENON
Andrija Zorić, Slavko Zdravković, Stojić Dragoslav, Sandra Šaković, Aleksandra Igić     p. 217-222
4-5. STRENGTHENING OF STEEL COLUMNS UNDER LOAD: DESIGN METHOD
Martin Vild, Miroslav Bajer     p. 223-228
4-6. SOME PROTECTION STRATEGIES OF BUILDINGS AGAINST STRONG EARTHQUAKES
Venelin Jivkov, Simeon Panev, Philip Philipoff, Petar Mandiev, Blagovest Simeonov, Silvia Mitkova     p. 229
4-7. THE POSSIBILITIES OF FEM MODELLING THE ENDLESSLY LIQUID - FILLED RECTANGULAR CHANNEL
Kamila Kotrasová, Eva Kormaníková     p. 231-237
4-8. DETAILING IN R.C. COLUMNS WITH VARIABLE CROSS-SECTIONS
Stanislav Tsvetkov
4-9. ИНОВАТИВНИ РЕШЕНИЯ ПРИ ОСИГУРЯВАНЕ СЪОТВЕТСТВИЕТО НА МЕХАНИЧНОТО СЪПРОТИВЛЕНИЕ И УСТОЙЧИВОСТТА НА СЪЩЕСТВУВАЩИ СТРОЕЖИ С ИЗИСКВАНИЯТА НА СЪВРЕМЕННИТЕ СТРОИТЕЛНИ НОРМАТИВИ
Румен Гуглев, Константин Кулинов, Момчил Пощов     p. 239
4-10. STRUCTURAL SOLUTIONS OF HIGH BUILDING
Rafail Rafailov, Stanislav Tsvetkov     p. 241-246
4-11. SOFTWARE PRODUCTS FOR DESIGN OF SPIRAL STAIRS
Borislava Tsoneva     p. 247-252

V. Building Physics and Materials Science

5-1. ISOLATION CAPACITY OF MATERIALS AND ITS RELATION TO THE ACOUSTIC ISOLATION OF ROOMS
Aleksandra Igić, Dragoslav Stojić, Slavko Zdravković, Tomislav Igić, Katarina Medar     p. 253-259
5-2. LABORATORY SHEAR WAVE VELOCITY EVALUATION OF SOFIA SAND BY MEANS OF BENDER-ELEMENTS
Nikolay Milev, Junichi Koseki     p. 261-276
5-3. ПРОБЛЕМИ ПРИ ПРОЕКТИРАНЕТО И ИЗПЪЛНЕНИЕТО НА ЕНЕРГИЙНОТО ОБНОВЯВАНЕ НА ОГРАЖДАЩИТЕ КОНСТРУКЦИИ НА СЪЩЕСТВУВАЩИ СГРАДИ У НАС
Д. Назърски     p. 277

VI. Technology, Management and Economics of Construction

6-1. APPLICATION OF MS PROJECT FOR REPRESENTATION OF GRAPH OF TRUCK MIXER MOVEMENT
Biljana Matejević Jelena Stojiljković     p. 279-285
6-2. APPLICATION OF THE CRITERIA DECISION MAKING METHOD - PROMETHEE FOR OPTIMAL CHOICE OF MACHINERY
Jelena Stojiljković Biljana Matejević     p. 287-292
6-3. DETERMINING OF THE OPTIMAL NUMBER OF DUMPER BY THE MASS SERVING THEORY
Jelena Stojiljković Biljana Matejević     p. 293-298
6-4. REGRESSION MODEL FOR PREDICTING DURATION OF UNLOADING CONCRETE FROM A TRUCK MIXER
Biljana Matejević Jelena Stojiljković     p. 299-305

VII. Sustainable Development and Environmental Security

7-1. SUSTAINABLE CITY CENTERS: OFFICE TO HOUSING CONVERSION
Milica Zivkovic, Milan Tanic, Slavisa Kondic, Vojislav Nikolic     p. 307-312
7-2. THE SEISMIC RISK AND SEISMIC ACTION DEFINITION FOR THE PURPOSE OF PLANNING AND DESIGNING
Ivana Mihajlović, Slavko Zdravković, Marija Spasojević Šurdilović, Biljana Mladenović, Snežana Nikolov     p. 313-317
7-3. TSUNAMI WAVES AND OTHER EARTHQUAKE ACCOMPANYING PHENOMENA
Ivana Mihajlović, Slavko Zdravković, Dragan Zlatkov, Dragana Turnić, Tijana Đorđević     p. 319-324
7-4. WATER INCREASE THROUGH THE RIVERBED IN THE ZONE OF BRIDGE NARROWING
Dragan Zlatkov, Slavko Zdravković, Tomislav Igić, Srđan Živković, Nikola Janković     p. 325-329
7-5. LABORATORY AND FIELD TESTS FOR DETERMINING THE TECHNOLOGICAL PROPERTIES OF EARTH BUILDING MATERIALS
Dimitar Pashov     p. 331-336