Course Details

Underground Structures

Academic Year 2024/25

BFA007 course is part of 1 study plan

BPC-SI / K Summer Semester 4th year

Course Guarantor

Institute

Language of instruction

Czech

Credits

5 credits

Semester

summer

Forms and criteria of assessment

course-unit credit and examination

Offered to foreign students

Not to offer

Course on BUT site

Lecture

13 weeks, 2 hours/week, elective

Syllabus

1. History and evolution of underground structures. Nomenclature of underground structures by various criterions. Terminology.

2. The main construction elements of underground structures. The basic design elements for separate types of underground structures.

3. Geotechnical survey for underground structures, pilot galleries, influence of geotechnical proportions into the underground structures layout.

4. State of stress of rocky massive round of tunnel excavation, arch theory, load of lining by the part of primary stress. Tunnel systems for major profiles.

5. Classic and modern tunnel systems. Ring method, press concrete, Bernold system.

6. The New Austrian Tunneling Method.

7. Tunnel Sequential Machines(TSM) and Tunnel Boring Machines(TBM)

8. Shield tunnelling by open and closed shields, special shields.

9. Improvement of environmental during driving. Silting, drawing - out.

10. Explosive works, drilling, loading and transport of muck. Excavation of shafts.

11. Protection of underground structures against water. Ventilation of underground structures. Excavated underground structures. Microtunnelling.

Exercise

13 weeks, 2 hours/week, compulsory

Syllabus

1. Introduction, conditions for credit, introduction to the issues – video. 2. Classification of surroundings for underground structures, classification systems, classification according to Tesař. 3. Primary and secondary state of stress mass. 4. Rock arch theories. 5. Statical calculations of tunnel linings. 6. Rigid tunnel lining – 1st part. 7. Rigid tunnel lining – complete. 8. Circular elastic lining water pressure tunnels. 9. Settlement trough of the tunnel. 10. Mikrotunnelling – pipe jacking. 11. Control of a work and credit.