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Courses

Applied Engineering Geology
The subject acquaints students with the problems related to the impact of various engineering-geological and hydrogeological factors and their significance for the design and construction of different foundations and for strengthening of geoprotective structures. The necessary geological investigations for various kinds of construction are studied in conformity with the basic Bulgarian and European standards and regulations. Attention is paid to engineering-geological and hydrogeological ...
Applied Geomechanics
The behaviour of soil massifs (of cohesionless soils mainly) under static and dynamic actions is considered. The basic geomechanical processes in earth crust and their effect on the soil behaviour are explained. The principal equations for modelling the stress-strain state of multiphase soil massifs are also given along with a some applied solutions of geomechanics. The approaches to estimating the dynamic properties of the soils required for their analysis are considered and the methods of ...
Earthfill Structures
This subject includes issues related to specific investigations of the earth bed for: design of road and railroad earthfills; determination of physical and mechanical characteristics of the earth bed and filling material; design of earthfill structures (stress and strain state of earthfill structures and interaction with the earth bed, stability of embankments for loose and non-loose soils; technical schemes for execution of earthfill structures); geotechnical control in the execution of ...
Earthfill Structures - Project Assignment
The project concerns an earthfill in a sloped terrain, the main accents being put on the stability of the earthfill body, the stability of the earthfill with the earth bed, improvement of stability, and opportunities of their (earthfill – earth bed) strengthening. Deformations of a road embankment are being calculated.
Ecology and Environmental Protection
This subject acquaints students with the fundamentals of the environmental protection policy and the environmental impact assessment. They gain knowledge on the different stages and techniques for analysis and assessment of economic, social and environmental impacts. Skills are acquired for determination and assessment of problems and impacts, formulation of recommendations, expressing viewpoints as well as an attitude towards the methods of assessment.
Engineering Geology and Hydrogeology
Students finishing this course will be able to do the following: (1) to understand the notions related to rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, and construction of buildings and structures, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and ...
Engineering Geology and Hydrogeology
Students finishing this course will be able to do the following: (1) to understand the notions related to rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, and construction of buildings and structures, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and ...
Engineering Geology and Hydrogeology
Students finishing this course will be able to do the following: (1) to understand the notions related to rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, and construction of buildings and structures, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and ...
Engineering Geology and Hydrogeology
Students finishing this course will be able to do the following: (1) to understand the notions related to rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, and construction of buildings and structures, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and ...
Engineering Geology and Hydrogeology
Major:
Students finishing this course will be able to do the following: (1) to understand the notions of rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, hydraulic, industrial and civil construction, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and the ...
Engineering Geology and Hydrogeology
Students finishing this course will be able to do the following: (1) to understand the notions related to rocks and construction soils, to recognise them and to use data from engineering/geological analysis in the design, and construction of buildings and structures, construction on unstable grounds, and underground construction; (2) retrieve and implement in practice the information obtained from specialist geological maps; (3) distinguish the groundwater types, their practical value, and ...
Engineering Geology and Hydrogeology
The discipline acquaints the students with the following Earth Sciences: Petrography - types and origin of minerals and rocks, typical farms of embedding; Geotectonics - structure and evolution of the Earth, contemporary geotectonic processes and phenomena; Geology of Bulgaria - distribution of the various rock types and their impact on relief; Geomorphology - typical geomorphologic forms and ways of formation; Engineering Geology - types of construction soils, basic geotechnical parameters, ...
Engineering Rock Mechanics
This discipline is aimed at enhancing the knowledge of students pursuing Master of Geotechnical Engineering degree. Selected topics complementing the knowledge on Soil and Rock Mechanics, especially in the applied portion of the discipline are considered. The main topics are: earth, rock and mixed massifs’ stability; destruction mechanisms in rock massifs; loading of structures – seismic, earth and landslide pressure; bearing capacity of earth and rock bed, etc. Slope stability analysis in ...
Environmental Geotechnical Problems
This subject considers specific problems in facilities related to environmental protection. Soil contamination types and their impact on physical and mechanical properties. Geotechnical investigations. Protective structures. Solid waste landfills. Tailings dams, slime dumps, slag dumps. Gas deposits and nuclear power plants. Geotechnical problems in protective structures for cultural monuments.
Environmental Geotechnical Problems - Project Assignment
Course project: selection of geotechnical parameters, stability analysis and design of components for a protective structure for landfills or slag dumps, refuse heaps or other industrial waste dumps.
Environmental Impact Assessment
This subject acquaints students with the policy fundamentals of environmental protection and environmental impact assessment. Knowledge is gained about the different stages and techniques for analysis and assessment of economic, social and ecological impacts. Skills are acquired for definition and assessment of problems and impacts, formulation of recommendations, expressing viewpoints, as well as an attitude towards the methods of assessment.
Foundation Engineering
The course covers the following topics: strengthening and drainage of construction pits; design of shallow and deep foundations; foundation under complex engineering and geological conditions - collapsible and swelling soils, groundwater, landslides, etc.; strengthening of loose soils; reconstruction and strengthening of existing foundations.
Foundation Engineering - Project Assignment
The project in Foundation represents notes with calculations and drawings, and comprising the following components: foundations of the two main types: flat and pile; protecting structures for construction pits, such as walls-in-trench/piling (anchored and cantilever); supporting walls in two options (heavy and angular). The stability of slope and pit is studied. The designed components are prepared and presented in compliance with the national regulations in the field of soil mechanics and ...
Foundation Engineering - Project Assignment
Analysis of data from a geological section. Design of flat foundation. Design of concrete retaining wall. Slope stability. Design of dredging well. Load over underground pipeline. The project includes proofing calculations and working drawings.
Foundation Engineering - Project Assignment
Analysis of data from a geological section. Design of flat and pile foundation. Design of concrete retaining wall. Slope stability, The project includes proofing calculations and working drawings.
Foundation Engineering - Project Assignment
Analysis of data from a geological section. Design of flat foundation. Design of concrete retaining wall. Slope stability. Design of dredging well. Load over underground pipeline. The project includes proofing calculations and working drawings.
Foundation Engineering - Project Assignment
This project illustrates the foundation design of road or railroad bridge. It includes the calculation of an abutment as a flat foundation, and of middle pier as deeply set foundation (pile foundation). The calculation is detailed, according to the requirements of the codes and the theoretical material studied in the subjects Soil Mechanics and Foundation Engineering. In addition to the flat foundation, strengthening of the construction pit is designed, using a sheet pile in two options – ...
Geotechnical Problems of the Buildings and Facilities in Reconstructions
The mean purpose of the proposed subject is to upgrade the knowledge of the civil engineers - designers at specific and nonstandard problems at designed and execution of the buildings and equipments so that and recovery of the operating fitness of the foundations and soil base. The mean questions which are concerning in the proposed subject are connected with clarification, documentation, investigation and diagnostic of the foundations and soil base to have a possibility for reconstruction of ...
Geotechnical Structures in Seismic Regions
The main part of the taught course is related to the behaviour of soil massifs under seismic impacts. Special attention is paid to the laboratory and field methods for soil’s dynamic characteristics determination (initial tangential modulus, modulus of rigidity and damping coefficient), which are used for static and dynamic analysis of geotechnical structures. The methods for assessment of liquefaction of loose soil massifs are considered too. Information is given also for dynamic earth ...
Geotechnical Structures in Seismic Regions - Project Assignment
Full or partial design of strengthening and foundation structures is carried out. The problems of the earth bed and its change are taken into account, particularly strength parameters change, liquefaction and stability. The main part of the project is related to determination of the impact of soils over the structure or underground parts of buildings during earthquake.
Geotechnics
Major:
Laboratory and Field Studies of Soils and Rocks
Topics included in the course are related to the main requirements for geotechnical investigations, impacts in the geotechnical design, classification and planning of the investigation types, analysis, assessment and interpretation of the investigation results. Various methods for laboratory and field investigations of soil’s and rock’s properties will be studied.
Landslides and Supporting Structures
This subject is aimed at enhancing the knowledge of students pursuing the Master of Geotechnical Engineering degree. Additional information is provided for the mechanism of the landslide processes. The topics include: supporting structures for excavations in ground and rock (diaphragm walls, sheet piling walls, Berlin and pile walls; anchors and anchoring structures; reinforced soil walls and geotextile structures) as well as counter-slide structures.
Landslides and Supporting Structures - Project Assignment
Entire projects or parts of them are being developed; they explore the stability of non-stable grounds with or without structural activities envisaged on them. Options of strengthening structures are developed. Full sizing and design of a supporting structure against landslide impact is carried out
Numerical Methods in Geotechnical Design
This subject acquaints students with the opportunities and application specificities of some numerical methods in geotechnical design: finite element method (FEM), finite difference method (FDM), boundary element method (BEM), and others. The following topics are covered: The essence and application of classical and contemporary constitutive models in Geomechanics; Numerical models for investigation of the bearing capacity and stability of earth bed; Opportunities for modeling of stress and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Major:
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Practical Training in Engineering Geology and Hydrogeology
Students who have conducted and passed the practical training are able to do the following, on the basis of real construction examples: (1) to distinguish soils and rocks in their natural distribution; (2) to assess the constructive properties of different rock and soil varieties; (3) to distinguish the symptoms of possible hazardous gravitational phenomena (landslides, landslips, taluses) in banks and slopes; (4) to establish the impact rate of gravitational phenomena on buildings and ...
Retaining and Foundation Constructions
The discipline „Retaining and foundation constructions” extends the knowledge of the students in the field of Geotechnics, necessary for the Master Degree in structural engineering. The problems of spline, sheet pile, Berlin and pile walls; anchors and anchor constructions; reinforced soil walls and geotextile retaining walls are treated in the discipline. Also a different kind of advance foundation (anchored foundation, inclined foundation and foundation plate; piles foundation, spline ...
Rock Mechanics in Civil Engineering
This subject deals with the properties of rock massifs represented as discrete mechanical medium, in which the planes of discretization are represented by rock fissures. Engineering methods for stability assessment of rock massifs and rock slopes as well as for their strengthening and stabilization are studied. Accent is put as well on the design load of the rock base and its bearing capacity in relation to carrying out foundations in rocks.
Soil Mechanics
The following topics are studied: physical and mechanical properties of construction soils; stress-and-strain state of the earth base; interaction between the earth base and foundation structures; general and relative stability of the earth base, natural soil massifs and artificial earth structures. Determination of loading on support structures and their dimensioning.
Soil Mechanics and Foundation Engineering
First part: Soil mechanics: Soil properties. Laboratory and field investigations of soils. Stress-strain - time and in-situ behaviour of soil massifs. Theory of ultimate limit state. Soil slopes and landslides stability. Earth pressure and retaining walls. Second part: Design of geotechnical structures: Excavations and supporting structures. Design of spread foundation's structures - single footings, plate and raft foundations. Deep foundation structures - piles and wells. Foundation ...
Soil Mechanics and Foundation Engineering
Part one: Soil Mechanics. Physical and mechanical properties of construction grounds. Stress-and-strain state of soil massifs. Consolidation. Theory of the limit state analysis. Stability of earth base and slopes. Earth pressure. Lab exercises for determination of soil properties. Part two: Foundation Engineering. Strengthening of excavations. Concrete, reinforced concrete, and sheet pile walls. Shallow foundations - isolated, rafts and plates. Pile and sunk wells. Foundation under complex ...
Soil Mechanics and Foundation Engineering
Part one: Soil Mechanics. Physical and mechanical properties of construction grounds. Stress-and-strain state of soil massifs. Consolidation. Theory of the limit state analysis. Stability of earth base and slopes. Earth pressure. Lab exercises for determination of soil properties. Part two: Foundation Engineering. Strengthening of excavations. Concrete, reinforced concrete, and sheet pile walls. Shallow foundations - isolated, rafts and plates. Pile and sunk wells. Foundation under complex ...
Soil Mechanics and Foundation Engineering
Part one: Soil Mechanics. Physical and mechanical properties of construction grounds. Stress-and-strain state of soil massifs. Consolidation. Theory of the limit state analysis. Stability of earth base and slopes. Earth pressure. Lab exercises for determination of soil properties. Part two: Foundation Engineering. Strengthening of excavations. Concrete, reinforced concrete, and sheet pile walls. Shallow foundations - isolated, rafts and plates. Pile and sunk wells. Foundation under complex ...
Special Foundation Structures
This subject further enhances the knowledge acquired from the Foundation subject studied in the main course of the engineering programmes. Students shall be acquainted with special foundation structures, like: Foundation in case of difficult conditions of the earth bed – subsiding loess soils, methods for strengthening of the earth bed. Foundation strengthening. Foundations under chimneys, masts, towers and other high-rise structures.
Special Foundation Structures - Project Assignment
Parts of a project on foundation engineering being of interest are developed, such as: foundations and foundation structures over soft, subsiding and swelling soils using contemporary methods for soil strengthening. In case of deep layers of special soils, foundation types involving piles, wells, diaphragm walls, etc. are being developed.
Компютърни технологии в геотехническото проектиране
Разглежда се приложението на числените и компютърни методи в геотехническото проектиране. Акцентирано е на метода на крайните елементи.Представени са нелинейни еласто-пластични конститутивни модели за почви. Показано е решението на задачи за напрегнато и деформирано ...