Course Details

Structural Analysis 1

Academic Year 2024/25

BDA003 course is part of 3 study plans

BPC-SI / VS Summer Semester 2nd year

BKC-SI Summer Semester 2nd year

BPA-SI Summer Semester 2nd year

Course Guarantor


Language of instruction

Czech, English


4 credits



Forms and criteria of assessment

course-unit credit and examination

Offered to foreign students

To offer to students of all faculties

Course on BUT site


13 weeks, 2 hours/week, elective


1. Introduction, content and outline of the subject. Moving load. Influence lines of static values of statically determinate frame structures. 2. Solution of kinematic method. Evaluation of influence lines and determination of extreme values. Criteria. 3. Meaning of statics, fundamental assumptions of solution. Distribution of load bearing building constructions. Planar frame structures. 4. Virtual work of internal and external forces. Lagrange’s principle of virtual works. Theorem about virtual works reciprocity. Maxwell-Mohr theorem, simplification of calculation. 5. Determination of displacement and rotation of straight and cranked girders using method of unit forces. Veresčagin’s rule. Influence of temperature changes on deformation of plate girders. Calculation of shift of truss girders using method of unit forces. 6. Methods of solution of statically indeterminate frame structures. Assessment of static indeterminacy. Interpretation of force method. 7. Planar frame is solved by force method. Option of static indeterminate values, canonical equations. Effect of uniform and non-uniform temperature changes of frame. Influence of shift of support. 8. Elementary statically indeterminate girder, influence of axis load. 9. Continuous plate girder, general form of three-moment equation for force and deflection load. Progress of internal forces. 10. Moving load acting on continuous girder. Influence lines. Combination of loads. 11. Utilization of shape symmetry of frame, decomposition of general load, substitution bonds. Curved bar. 12. Planar statically indeterminate arc solved by force method. Statically indeterminate truss girder solved by force method.


13 weeks, 2 hours/week, compulsory


1. Revision of diagrams of internal forces at planar cranked statically determinate frame structure. 2. Moving load. Application of kinematic method at girder with overhang and Gerber’s girder. 3. Determination of extreme values from moving load. Winkler criteria, load’s criteria, Šolín’s criteria. 4. Calculation of displacement and rotation by using method of unit forces at elementary frame structures, which are loaded by elementary loads. 5. Calculation of displacement and rotation using method of unit forces at more complicated frame structures with more complicated type of loading. 6. Influence of temperature changes on deflection of girder. Calculation of displacement at truss girders. 7. Degree of static indeterminacy. Choice of fundamental static determinate system. Solution of elementary planar statically indeterminate frame with forced loading. 8. Solution of more complicated planar statically indeterminate frame with forced and deflection loading. 9. Statically indeterminate frame with closed part. 10. Elementary statically indeterminate girder with forced loading including effect of axis loading. 11. Continuous girder with forced and deflection loading. 12. Influence lines at continuous girder. Solution of statically indeterminate truss girder.