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Bridge Structures and Concrete Structures (Spring 2008)

Course code : BBRO-T2-U1
ECTS Credits : 10 Status : Optional
Revised : 26/10 2008 Written : 05/01 2004
Placement : 6.-7. semester Hours per week : 0
Length : 1 semester Teaching Language : Danish and English

Objective : To give the student an understanding of the special behaviour and characteristics of design, choice of materials, calculations and construction of bridges.
The student should gain professiency in making a project design of multi span bridges, working with a footbridge in reinforced concrete and a road bridge in prestressed concrete.
The student that meet the objectives of the course, is at the final exam capable to:
• Analyse and describe a chosen bridge project
• Analyse and assess different types of bridges, considering the use, physical conditions, structural design, construction methods
• Analyse and calculate loads on definite and indifinite road girders
• Analyse, assess and calculate bridge structures in reinforced concrete and prestressed concrete. motivate the choice.
• Explain the groups cooperation.
Principal Content : Structural behaviour of bridges and choice of structural materials .
Loads on bridges.
Bridge, superstructure: Struc tural design.
Lay out of Cross Section.
Calculation of internal forces and Bearing Capacity for beams and slabs in reinforced and prestressed concrete.
Bridge, substructure: Columns (with influens of moments and normal forces, M-N-diagrams), foundations and supports.
Bridge, equipment: Baerings, expansion joints, isolation.
Construction of bridges under consideration of the existing conditions.
Repair and maintenance of bridges.
Teaching method : Prsentations and assignments.
Students presentations and discussions.
Self tuition.
In Project works the students are working in groups of 2-3 persons.
In one of the Project works the subject is chosen by the student, to be approved by the professor
Required prequisites : The student must have passed all Theme Courses
Recommended prerequisites : -
Relations : -
Type of examination : Oral examination based on assignments
External examiner : External
Marking : 7 step scale
Remarks : The assessment is based on the course project carried out during the course, and a presentation and discussion about the project, related to the professional subjects of the course.
Teaching material : Hans Nyvold: Spændbeton, førspændte konstruktioner
Hans Nyvold: Spændbeton, efterspændte konstruktioner
Birte Rodevang: Introduction to the course BRO-T2 del 1 + 2 + 3, presentations.
Eurocode1: Actions on Structures, Part 2, Trafficloads on Bridges
Vejdirektoratet: Applicationsdokument til Eurocode 1, Part 2 Traffic Loads on Bridges
Vejdirektoratet: Broteknik, Vej- og Stibroer, Belastnings- og beregningsregler
Vejdirektoratet: Vejregler for vejes geometri under og over broer
Birte Rodevang : Noter Stibro (54 sider )
Birte Rodevang: Vejbroer i beton, præsentation.
Birte Rodevang : Noter Vejbro (34 sider)
Birte Rodevang: Store broer i Danmark, del 1 + 2, præsentation.
Birte Rodevang: Broombygning, præsentation
Ghazi Hastürk, Broconsult, kompendium Broeftersyn
recommended supplemetary litterature:
Bjarne Chr. Jensen: Betonkonstruktioner efter DS 411
P. E. Mondorf: Betonbroer 1 + 2.
Responsible teacher : Birte Rodevang , brod@dtu.dk