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Subject “Engineering Geology”

10.Curriculum and Calendar Plan

Themes

Week

Lectures

Engineering geology and geotechnics. Geotechnical problems in design. Engineering geological conditions of building site

1

The Earth zones . Geological processes of internal and external origin. Absolute and relative age of rocks. Geological time table.

Tectonic movements of Earth,s crust. Folding and faulting. Earthquakes. Seismic zoning and microzoning.

3

Weathering. Geological activities of wind. Eolian deposits.

Water erosion. Sheet erosion. Gullies. Geological work of rivers. Alluvial deposits

Glaciers. Glacial till, fluvioglacial and limnoglacial deposits

5

Coastal enviroments, marine erosion and deposition. Longshore drift.

Swamps. Peat depositions.

Origin of subsurface water. Aquifers, aquicludes. Ground water, capillary fringe, perched water, confined water. Water aggressiveness. Groundwater regime.

7

Groundwater motion. Darcy’s law. Determination of the coefficient of permeability. Inflow to foundation pits, trenches and wells.

9

Geological activities of groundwater: karst, piping, landslides, frost heave. Rock-falls, talus, creep. Man-made geological process.

11

Engineering geological and geotechnical investigations. Field reconnaissance, detailed site investigation. Geotechnical design requirements of Eurocode. Geotechnical supervision.

13

Field exploration: boring, sampling. In situ tests: cone penetration tests, standard penetration test, dynamic propping test, pressuremeter test, field vane tests, plate loading test etc.

Geophysical methods of investigation.

Office works.

15

Laboratories

Origin of minerals and rocks. Physical properties of minerals

2

Characteristic properties of rock-forming minerals. Determination of minerals

4

Igneous rocks

6

Sedimentary rocks and sediments

8

Metamorphic rocks

Geotechnical properties and classification of earth materials – rocks and soils. Soils classifications.

10

Geological section

12

Groundwater map

14

Test

16

DESCRIPTION OF THE COURSE UNIT

Name of the course unit

Introduction to Structural Analysis

Professor of the course unit: Felikss Bulavs, g., prof.

Ivars Radinsh, g., as.prof.

Curriculum Civil Engineering

Profile of the studies Civil Engineering

Mode of studies professional

Level of the studies professional studies for bachelor’s degree

Volume of the course unit - 3 credits

Object of the course unit

To master the methods and means for determination of stress and strain condition of structural elements.

Tasks of the course unit

The main tasks are as follows:

  • to master the methods for determination of stress and strain condition of structural elements;

  • to master the required calculation abilities for buildings and constructions;

  • to get introduced with the calculation methods of (internal) forces;

  • to master the assessment principles for load bearing capacity of constructions;

  • to acquire the selection of rational structure of constructions.

References:

  1. O.Kepe, J.Vība. Teorētiskā mehānika. Rīga, “Zvaigzne”, 1982, 577 lpp.

  2. E.Lavendelis. Materiālu pretestība. Rīga, “Zvaigzne”,

  3. F.Bulavs, I.Radiņš “Būvmehānika Ievadkurss”Lekciju konspekts būvniecības specialitāšu studentiem, Rīga, RTU, 2002.g.

Teaching methods of the course unit

Lectures and practical works, individually accomplished calculation tasks and laboratory works, their defence.

Assessment principles of mastering the course unit

A test showing the acquiring of theoretical course and independently accomplished works.

Requirements to mastering the course units

Attendance of lectures and practical studies or acquiring of the specific subject by literature sources and implementation and defence of obligatory individual calculation tasks and laboratory works.

Planned discussions and debates, topics and content

Report on each calculation task and laboratory work, incl. conclusions on the obtained results, debates on the tests passed.

Content of the course unit

Introduction. Course projects on the principles of mechanics. Investigation object, the main assumptions and methods for courses of theoretical mechanics, strength of materials and structural analysis.

The main conceptions, axioms, and assumptions of statics. Forces. Bearings and reactions of bearings. Axiom of bearings. Force moment against the point, its properties. Force couple. Force couple moment.

Observance of distributed loads in static problems. Equilibrium conditions of plane force systems. Types of equilibrium equations. Application of equilibrium equations for determination of reaction of bearing. Determination of bearing reactions for systems of solids.

Methods of cross – sections for determination of internal forces in plane systems. Trusses. Determination of internal forces in truss bars by using the moment point projection (Ritter’s) and the methods of cutting out of nodes.

Bending. Types of loads and bearings. Determination of internal forces and drawing of diagrams. Differential and integral relationships between the loads, bending moment and force transversal.

Internal force diagrams for continuous span beams. Inspection of internal force diagrams by interrelation regularities equilibrium and diagrams of the nodes.

Static moment of the cross – section, determination of the centre of gravity. Inertia moments of a cross – section. The main axes of inertia and the main moments of inertia.

Modes of basic loading of a bar. Determination of stresses and strains for tension and compression. Experimental investigation of material properties. Diagrams of tension and compression.

Modes of material disintegration. Calculation of strength under tension and compression. Stresses at bending. Calculation of a beam to strength. Calculation of stability of straight bars.

Calculation tasks.

Calculation of a statically indeterminable truss.

Calculation of a beam to strength.

Laboratory works

Bending of a timber beam.

Calculation of a beam by using the finite element method’s software Analysis for Windows 1.9.

Volume

Requirements to gaining the credits:

volume of the course 48hours

lectures 16 hours

practical works 16 hours

laboratory work 16 hours

defence of individual calculation task

test

Calendar plan

See the curriculum BBM110 of the course unit Introduction to Structural Analysis.

Importance of the course unit Introduction to Structural analysis within the curricula for construction and reconstruction of buildings.

The curriculum of the course unit contains information on the methods and means for determination of the reaction of the bearings and internal forces in structural elements. The course unit prepares the student to the future studies of Structural Analysis.

Curriculum of construction and reconstruction of civil engineering structures

Introduction to Structural Analysis

Introduction. Course projects dealing with the principles of mechanics. Object of investigation, the main presumptions and methods for courses of theoretical mechanics, strength of materials and structural analysis.

3 hours. 1-st week

The main conceptions, axioms and presumptions of statics. Forces. Bearings and reactions of bearings. Axiom of bearings. Force moment against the point, its properties. Force couple. Force couple moment.

Observance of distributed loads in static problems. Equilibrium conditions of plane force systems. Types of equilibrium equations. Application of equilibrium equations for determination of reaction of bearing. Determination of bearing reactions for systems of solids.

6 hours 2-nd and 3-rd week

Methods of cross – sections for determination of internal forces in plane systems. Trusses. Determination of internal forces in truss bars by using the moment point projection (Ritter’s) and the methods of cutting out of nodes.

6 hours 4-th and 5-th week

Bending. Types of loads and bearings. Determination of internal forces and drawing of diagrams. Differential and integral relationships between the loads, bending moment and force transversal.

Internal force diagrams for continuous span beams. Inspection of internal force diagrams by interrelation regularities of equilibrium of the nodes and diagrams.

9 hours 6-th, 7-th, 8-th week

Static moment of the cross – section, determination of the centre of gravity. Inertia moments of a cross – section. Relationships between the moments of inertia against parallel axis. Inertia moments of complex figures. Inertia moments of simple cross -sections. The main inertia axes and the main inertia moments.

6 hours 9-th and 10 -12 week.

Types of basic loading of a bar. Determination of stress and strain condition of tension and compression. Principle of San – Venan. Hook’s law. Poisson’s ratio. Experimental investigation of material properties. Diagrams of tension and compression. Modes of material disintegration. Calculation of strength under tension and compression.

6 hours 11-th and 12-th week

Stresses at bending. Hypothesis of plane cross – sections. Pure and cross – bending. Normal and shear stresses. Calculation of a beam to strength.

6 hours 13-th and 14-th week

Calculation of stability of straight bars. Eiler’s formula for critical force. Practical calculations to stability. Jasinsky’s formula.

6 hours 15-th and 16-th week

Calculation tasks.

Calculation of a statically determinable truss.

Calculation of a beam to strength.

Laboratory works

Bending of a timber beam.

Calculation of a beam by application of the finite element methods software Analysis for Windows 1.9.

Curriculum was drawn up by asoc. Prof.I.Radinsh

DESCRIPTION OF THE COURSE UNIT

Name of the course unit

Introduction to Structural Analysis

Professor of the course unit: Felikss Bulavs, g., prof.

Ivars Radinsh, g., as.prof.

Curriculum Civil Engineering

Profile of the studies Civil Engineering

Mode of studies professional

Level of the studies professional studies for bachelor’s degree

Volume of the course unit - 3 credits

Object of the course unit

To master the methods and means for determination of stress and strain condition of structural elements.

Tasks of the course unit

The main tasks are as follows:

  • to master the methods for determination of stress and strain condition of structural elements;

  • to master the required calculation abilities for buildings and constructions;

  • to get introduced with the calculation methods of (internal) forces;

  • to master the assessment principles for load bearing capacity of constructions;

  • to acquire the selection of rational structure of constructions.

References:

  1. O.Kepe, J.Vība. Teorētiskā mehānika. Rīga, “Zvaigzne”, 1982, 577 lpp.

  2. E.Lavendelis. Materiālu pretestība. Rīga, “Zvaigzne”,

  3. F.Bulavs, I.Radiņš “Būvmehānika Ievadkurss”Lekciju konspekts būvniecības specialitāšu studentiem, Rīga, RTU, 2002.g.

Teaching methods of the course unit

Lectures and practical works, individually accomplished calculation tasks and laboratory works, their defence.

Assessment principles of mastering the course unit

A test showing the acquiring of theoretical course and independently accomplished works.

Requirements to mastering the course units

Attendance of lectures and practical studies or acquiring of the specific subject by literature sources and implementation and defence of obligatory individual calculation tasks and laboratory works.

Planned discussions and debates, topics and content

Report on each calculation task and laboratory work, incl. conclusions on the obtained results, debates on the tests passed.

Content of the course unit

Introduction. Course projects on the principles of mechanics. Investigation object, the main assumptions and methods for courses of theoretical mechanics, strength of materials and structural analysis.

The main conceptions, axioms, and assumptions of statics. Forces. Bearings and reactions of bearings. Axiom of bearings. Force moment against the point, its properties. Force couple. Force couple moment.

Observance of distributed loads in static problems. Equilibrium conditions of plane force systems. Types of equilibrium equations. Application of equilibrium equations for determination of reaction of bearing. Determination of bearing reactions for systems of solids.

Methods of cross – sections for determination of internal forces in plane systems. Trusses. Determination of internal forces in truss bars by using the moment point projection (Ritter’s) and the methods of cutting out of nodes.

Bending. Types of loads and bearings. Determination of internal forces and drawing of diagrams. Differential and integral relationships between the loads, bending moment and force transversal.

Internal force diagrams for continuous span beams. Inspection of internal force diagrams by interrelation regularities equilibrium and diagrams of the nodes.

Static moment of the cross – section, determination of the centre of gravity. Inertia moments of a cross – section. The main axes of inertia and the main moments of inertia.

Modes of basic loading of a bar. Determination of stresses and strains for tension and compression. Experimental investigation of material properties. Diagrams of tension and compression.

Modes of material disintegration. Calculation of strength under tension and compression. Stresses at bending. Calculation of a beam to strength. Calculation of stability of straight bars.

Calculation tasks.

Calculation of a statically indeterminable truss.

Calculation of a beam to strength.

Laboratory works

Bending of a timber beam.

Calculation of a beam by using the finite element method’s software Analysis for Windows 1.9.

Volume

Requirements to gaining the credits:

volume of the course 48hours

lectures 16 hours

practical works 16 hours

laboratory work 16 hours

defence of individual calculation task

test

Calendar plan

See the curriculum BBM110 of the course unit Introduction to Structural Analysis.

Importance of the course unit Introduction to Structural analysis within the curricula for construction and reconstruction of buildings.

The curriculum of the course unit contains information on the methods and means for determination of the reaction of the bearings and internal forces in structural elements. The course unit prepares the student to the future studies of Structural Analysis.

Curriculum of construction and reconstruction of civil engineering structures

Introduction to Structural Analysis

Introduction. Course projects dealing with the principles of mechanics. Object of investigation, the main presumptions and methods for courses of theoretical mechanics, strength of materials and structural analysis.

3 hours. 1-st week

The main conceptions, axioms and presumptions of statics. Forces. Bearings and reactions of bearings. Axiom of bearings. Force moment against the point, its properties. Force couple. Force couple moment.

Observance of distributed loads in static problems. Equilibrium conditions of plane force systems. Types of equilibrium equations. Application of equilibrium equations for determination of reaction of bearing. Determination of bearing reactions for systems of solids.

6 hours 2-nd and 3-rd week

Methods of cross – sections for determination of internal forces in plane systems. Trusses. Determination of internal forces in truss bars by using the moment point projection (Ritter’s) and the methods of cutting out of nodes.

6 hours 4-th and 5-th week

Bending. Types of loads and bearings. Determination of internal forces and drawing of diagrams. Differential and integral relationships between the loads, bending moment and force transversal.

Internal force diagrams for continuous span beams. Inspection of internal force diagrams by interrelation regularities of equilibrium of the nodes and diagrams.

9 hours 6-th, 7-th, 8-th week

Static moment of the cross – section, determination of the centre of gravity. Inertia moments of a cross – section. Relationships between the moments of inertia against parallel axis. Inertia moments of complex figures. Inertia moments of simple cross -sections. The main inertia axes and the main inertia moments.

6 hours 9-th and 10 -12 week.

Types of basic loading of a bar. Determination of stress and strain condition of tension and compression. Principle of San – Venan. Hook’s law. Poisson’s ratio. Experimental investigation of material properties. Diagrams of tension and compression. Modes of material disintegration. Calculation of strength under tension and compression.

6 hours 11-th and 12-th week

Stresses at bending. Hypothesis of plane cross – sections. Pure and cross – bending. Normal and shear stresses. Calculation of a beam to strength.

6 hours 13-th and 14-th week

Calculation of stability of straight bars. Eiler’s formula for critical force. Practical calculations to stability. Jasinsky’s formula.

6 hours 15-th and 16-th week

Calculation tasks.

Calculation of a statically determinable truss.

Calculation of a beam to strength.

Laboratory works

Bending of a timber beam.

Calculation of a beam by application of the finite element methods software Analysis for Windows 1.9.

Curriculum was drawn up by asoc. Prof.I.Radinsh

DESCRIPTION OF THE COURSE UNIT

Name of the course unit

Structural Analysis (General Course)

Professor of the course unit: Felikss Bulavs, g., prof.

Ivars Radinsh, g., as.prof.

Curriculum Civil Engineering

Profile of the studies Civil Engineering

Mode of studies professional

Level of the studies professional studies for bachelor’s degree

Volume of the course unit - 5 credits

Objective of the course unit

To acquire the methods and means for determination of stress and strain state condition of building structures in order to use the obtained proficiency for improvement of the existing calculation methods of structures, investigation of real performance of new structural forms and diagnostics of the loading condition of presently operating structures by designing of new projects for strengthening and reconstruction.

Tasks of the course unit

The main tasks are as follows:

    1. to get introduced with possible calculation schemes;

  • to master the required abilities for calculations of buildings and structures;

  • to be introduced with the methods of force calculations;

  • to master the assessment principles of load bearing capacity of structures;

  • to acquire the selection of rational structure of constructions

  • to accomplish practical force calculations of bar systems by means of computer software.

References:

  1. I.Melderis, G.Teters. Būvmehānika. Rīga, “Zvaigzne”, 1977, 560 lpp.

  2. I.Melderis, V.Juriksons. Būvmehānikas uzdevumi ar atrisinājumiem. Rīga.“Zvaigzne”, 1970,367 lpp.

  3. Дарков АюВю Строительная механикаю Высшая школа. 1976, 600с.

  4. Jefrey P.Laible Structural Analysis. HOLT RINEHART AND WINSTON, 1985,901 p.

  5. F.Bulavs, I.Radiņš “Būvmehānika Ievadkurss ”Lekciju konspekts būvniecības specialitāšu studentiem, Rīga, RTU, 2002.g.

  6. F.Bulavs, I.Radiņš “Būvmehānika. Statiski nenoteicamas sistēmas”, Rīga, RTU, 2003.g.

Teaching methods of the course unit

Lectures, practical and laboratory works, individual calculation tasks and their defence.

Assessment principles of mastering the course unit

Examination showing the ability to use the knowledge acquired in lectures, practical works and literature studies for solution of practical tasks in accordance with the academic goals or professional requirements.

Requirements to mastering the course unit

Attendance of lectures, practical studies and laboratory works or mastering of the specific subject by literature sources and obligatory implementation and defence of individual calculation tasks.

Requirements to students

Knowledge of the methods for implementation of laboratory work, and principles and means of application of practical calculation programs.

Planned discussions and debates, topics and content

Report on each laboratory work, incl. conclusions on the results obtained, debates on the tests passed.

Content of the course unit

Method of force. Conception and properties of statically indeterminable systems. Point of the force method. Level of statical indetermination of plane systems. Canonical equations of the forth method. Check – up of coefficients of equations and free members. General algorithm for calculation of statically indeterminable systems by force method (by using the example of plane frame). Modeling and inspection of M, N, Q force diagrams.

Calculation of displacements of statically indeterminable systems. Simplifications of canonical equations (application of symmetry of systems, the elastic centre, idea about the reduction of the square form to a more simple one). Modeling of influence diagrams. Forces due to the changes of temperatures and displacements of bearings in statically indeterminable systems. Peculiarities of calculations of viscous elastic statically indeterminable systems.

Method of displacements. Point of the method and primary hypothesis. Unknown quantities and the level of kinematic indetermination of the system. Basic system of the displacement method (according to the example of plane systems). Canonical equations of the displacement method. Tabulated values of the reaction of separate bars. Calculation algorithm by using the hypothesis of unextensibility of a bar. Theorems on interdependence of reactions and displacements, their application in building up equations. Peculiarities of calculations of a frame with sloping columns. Application of symmetry of a system. Calculations concerning the changes of temperatures and displacements of bearings. Peculiarities of calculation of viscous elastic systems. Modeling of influence diagrams. Method of displacements by taking into account the option of longitudinal forces.

Mixed method. Comparison of methods of force and displacements.Basic system of the mixed method, variable quantities, canonical equations. Algorithm of calculation. Combined calculation methods of symmetric systems. Conception of the approximation methods of frame calculations.

Calculation of continuous beams. Kinds of continuous beams. Application of the methods of force and displacements in case of a fixed load. Method of focus. Modeling of embracing diagrams. Modeling of influence diagrams. Continuous beams with variable cross – section. Conception of calculation of flexibly supported continuous beams.

Statically indeterminable trusses. Types of statically indeterminable trusses. Methods and selection of calculation schemes. Determination of forces by force method in case of constant loading. Influence diagrams. Determination of forces and displacements of complicated statically indeterminable trusses by computer using GEM. Combined statically indeterminable systems.

Calculation of statically indeterminable arcs and installations. Kinds of statically indeterminable arcs. Selection of the calculation scheme and method. Peculiarities of the calculation of two – hinge and hinge – free arcs. Application of flexible centre. Conception of the stress regulation. Peculiarities of calculation of suspended systems. Conception of the assessment of the strained condition in calculations of suspended systems.

Calculation of spatial systems. Kinds of spatial bars, their schemes of calculations. Joining of bars by spherical and cylindrical hinges. Bearings of spatial systems. Analysis of spatial frames and formation of trusses. Methods for determination of forces in statically determinable spatial trusses. Determination of displacements of spatial bar systems. Peculiarities of application of force and displacement methods in calculations of spatial bar systems. Calculation of plane frames in case of spatial loading. GEM in calculations of spatial systems.

Project. Calculation of statically indeterminable plane frames by means of the force and displacement methods. Determination of forces and displacements of statically indeterminable bar systems by GEM.

Individual calculation tasks

  1. Analytical calculation of forces of statically indeterminable bar systems by method of force in case of static loading and check – up of the results obtained.

  2. Analytical calculation of forces of statically indeterminable bar systems by displacement methods in case of statical loading and check – up of the results obtained.

  3. Calculation of forces of spatial statically indeterminable bar systems by finite element methods, comparison of constructive variants and recommendation of optimum structure.

Volume

Requirements to gaining the credits:

volume of the course 64hours

lectures 16 hours

practical works 32 hours

laboratory work 16 hours

defence of individual calculation task course work

test, examination

Calendar plan

See the curriculum BBM210 of the course unit Structural analysis (general course).

Importance of the course unit Structural analysis (General course) within the CURRICULA of studies for bachelor’s degree and professional studies of civil engineering.

The curriculum of the course unit contains information on methods and means for determination of actual stress and strain state condition of buildings and their structural elements, and the applied numerical calculation programs. The course unit sums up all the previously acquired knowledge in material and structural mechanics and concludes the course of building statics providing the students’ ability to accomplish the force calculations of building structures according to the selected calculation scheme and to choose a suitable most rational structural scheme under specific exploitational conditions. The course unit is directed towards the development of safe, rational and economically advantageous structures.

Basics of Materials science ĶPK 103

Lecturer: Professor Mārtiņš Kalniņš

Bachelor studies

CU: 2 (lectures - 1,5; practical work - 0,5; laboratory work - 0)

Test mode: pretest

Short content of the subject:

The goal of the subject: to form contemporary and competent viewpoint of prospective engineers on the materials - the most essential product of civilization progress.

The main tasks of the subject: to discuss prior general aspects of materials science, which are substantial for production, processing, use and recycling of materials:

 The role of materials as the guaranty of being needs of the mankind;

 Sources of raw materials and energy, their evaluation; the availability and renovation potentials of raw materials; saving principles of raw materials and energy;

 Interconnection between materials structure and properties;

 Feasibility to control of the formation of materials structure and production of materials with desired properties;

 The ability of various materials to be transformed into certain things with desired applicability parameters

 Restricted areas of use of certain materials, selection criteria of materials;

 The alteration of materials structure and properties during handling - the aging; limited life time of the object, possibility to predict and to control the life time

 Potentiality of materials waste reuse;

 Necessity to develop the strategy of the evolution of new efficient materials and their rational use

Literature:

1. Compendium of lectures: M. Kalniņš, “Basics of Materials” (in Latvian)

2. W. D. Callister, Jr., Materials Science and Engineering, 4-th Ed., J Wiley & Sons, 1997, p.852

3. J. C. Anderson, K. D. Leaver, R. D. Rawlings, J. M. Alexander, Materials Science, 4-th Edition, Chapman & Hall, 1991, p.608.

4. The Science and Engineering of Materials. 2-nd Ed. Ed.by D. R. Askeland, P. Webste, London, Chapman & Hall, 1990. 880 pp.

5. P. A. Thornton, V. J. Colangelo. Fundamentals of Engineering Materials, Prentice Hall, 1985, p.679.

RIGA TECHNICAL UNIVERSITY

FACULTY OF CIVIL ENGINEERING

DEPARTMENT OF COMPOSITE MATERIALS AND STRUCTURES

PROGRAM OF EDUCATIONAL SUBJECT

FINITE ELEMENT METHOD

Code: BKA 514

Level of education: Master study

Subject status: Obligatory subject for direction



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