Seismic engineering
CIVIL-522
Media
CIVIL-522 Seismic engineering
Course#14-Part#4-Earthquake in Croatia 2020
03.06.2021, 10:57
Course#14-Part#3-Walls retrofit
03.06.2021, 10:55
Course#14-Part#2-Guidelines for historic structures
03.06.2021, 10:37
Course#14-Part#1-Criteria for intervention on historic structures
03.06.2021, 10:36
Course#13-Part#3-Failure mode prediction
27.05.2021, 20:52
Course#13-Part#2-Out-of-plane behaviour
27.05.2021, 20:50
Course#13-Part#1-In-plane behaviour
27.05.2021, 20:46
Course#12-Part#3-Box behaviour
20.05.2021, 08:11
Course#12-Part#4-Other details
20.05.2021, 08:10
Course#12-Part#2-Failure modes
20.05.2021, 08:09
Course#12-Part#1-Classification of masonry
20.05.2021, 07:38
Course#11-Part#4-Case studies of retrofitting
13.05.2021, 08:32
Course#11-Part#2-Risk based approach
13.05.2021, 08:26
Course#11-Part#3-Seismic assessment
13.05.2021, 08:22
Course#11-Part#1-Criteria for level of intervention
13.05.2021, 08:16
Course#10-Part#3-Retrofit strategies
05.05.2021, 19:55
Course#10-Part#2-Comments
05.05.2021, 19:54
Course#10-Part#1-N2 method
05.05.2021, 19:53
Course#9-Part#4-Problems
01.05.2021, 10:54
Course#9-Part#3-Local and global ductility
01.05.2021, 10:53
Course#9-Part#2-Plastic hinge method
01.05.2021, 10:52
Course#9-Part#1-Moment/curvature
01.05.2021, 10:49
Course#8–Example of capacity design
22.04.2021, 16:29
Course#7–Part#2–Design of the elastic region
22.04.2021, 16:26
Course#7–Part#1–Design of the plastic zone
22.04.2021, 16:25
Course#6–Part#4–Examples of failure
15.04.2021, 10:04
Course#6–Part#3–Reinforced concrete walls
15.04.2021, 10:02
Course#6–Part#2–Steel buildings
31.03.2021, 21:58
Course#6–Part#1–Seismic design
31.03.2021, 21:53
Course#5–Part#4–Equivalent force method
25.03.2021, 22:19
Course#5–Part#3–Inelastic spectrum method
25.03.2021, 22:17
Course#5–Part#2–Resp. spectrum method
25.03.2021, 22:16
Course#5–Part#1–Modal analysis
25.03.2021, 22:14
Course#4–Part#2–SIA
17.03.2021, 22:45
Course#4–Part#1–Inelastic SDOF
17.03.2021, 22:43
Course#3–Part#5–SIA 261
10.03.2021, 22:42
Course#3–Part#4–Spectra
10.03.2021, 22:41
Course#3–Part#3–Elastic response
10.03.2021, 21:57
Course#3–Part#2–Fundamental period
10.03.2021, 21:55
Course#3–Part#1–Earthquake in Greece
10.03.2021, 21:37
Course#2–Part#2–Systems
03.03.2021, 22:05
Course#2–Part#1–Conception
03.03.2021, 21:59
Course#1–Part#5–Situation in Switzerland
25.02.2021, 18:17
Course#1–Part#4–Magnitude/Intensity
25.02.2021, 18:16
Course#1–Part#3–Course objectives
25.02.2021, 17:50
Course#1–Part#2–Effects
25.02.2021, 17:32
Course#1–Part#1–Earthquake
25.02.2021, 17:20
14, Civil 522 Week 14
29.05.2020, 15:28
Seismic assessment of masonry structures - Part 2
9, Civil 522 Week 9
15.05.2020, 19:39
Plastic hinge method
Shortcomings of force-based design
12, Civil 522 Week 12
15.05.2020, 19:38
Seismic behaviour of unreinforced masonry buildings – Part 1
11, Civil 522 Week 11
15.05.2020, 19:36
Seismic assessment according to SIA 269/8
10, Civil 522 Week 10
15.05.2020, 19:33
Capacity spectrum method
8, Civil 522 Week 8
15.05.2020, 19:31
Capacity design of RC walls - Part 2
7, Civil 522 Week 7
15.05.2020, 19:29
Capacity design of RC walls - Part 1
6, Civil 522 Week 6
15.05.2020, 19:27
Conventional seismic design and capacity design of structures
Course#14-Part#4-Earthquake in Croatia 2020
03.06.2021, 10:57
Contents
- Introduction
- Effects of an earthquake
- Situation in Switzerland
- Magnitude and intensity
- Conceptual seismic design of buildings
- Seismic force-resisting systems
Assignment
- Assignment 1 - Discuss the expected seismic response for a building of your interest
Reading material
- Kramer "Geotechnical Earthquake Engineering", Chapters 1-2 (see attachment below)
- Week1-CIVIL522-Introduction (File)
- Reading material: Kramer Ch 1+2 (File)
- Week1-CIVIL522-Conceptual design (File)
- Reading material: Bachmann - Conceptual design (File)
- Video "Seismic behaviour of RC frames with URM infills" (URL)
- Course 2 - Conceptual Design - Video (URL)
- CIVIL522-Assignment 1 (File)
Contents
- Review on structural dynamics - linear and nonlinear SDF systems
- Stability and strength - review on statics
- Week#2 CIVIL-522-Linear & nonlinear SDF systems (File)
- Week#2 CIVIL-522-Strength Stability (File)
- In-Class Exercise #1 (File)
- 01-CIVIL-522-Statics Stability Seismic Action Solution (File)
Contents
Estimating the peak demand (forces, displacements) on elastic and inelastic structures
- Elastic and design response spectra
- Fundamental period of a building
Analysis of MDoF systems
- Modal analysis
- Response spectrum method
- Equivalent lateral force method
Assignment
Assignment 2 - Determine the seismic forces in an inelastic MDoF system using the equivalent forces and the response spectrum method
- Week#3-CIVIL-522-Elastic code spectra (File)
- Week#3-CIVIL-522-Design spectra (File)
- Week#3-CIVIL-522-Modal analysis-RSM-ELF method (File)
- Assignment 2 (File)
- Course 6 - Design spectra, Modal analysis, RSM, ELF - Video (URL)
Contents
- Conventional seismic design and capacity design of structures
- Ductile and brittle failure modes of RC walls
- Stress-strain relationships of concrete and steel
- Capacity design of a reinforced concrete wall (plastic zone)
Assignment
Assignment 3 - Capacity design of a RC wall
- Week#4-CIVIL-522-Soil classes and microzonations (File)
- Week#4-CIVIL-522-Capacity Design (File)
- Week#4-CIVIL-522-Capacity Design of a RC Wall (File)
- Assignment 3 (File)
- Moment capacity spreadsheet (File)
- Introduction to Assignment 3 (File)
- Course 7 - Microzonation - Conventional vs capacity design - Video (URL)
- Course 8 - Capacity design of a RC wall, plastic zone - Video (URL)
- Example of capacity design of a RC wall
- Moment curvature analysis of RC sections
- Plastic hinge analysis of RC members
- Shortcomings of force-based seismic design
- Week#5-CIVIL-522-Example of capacity design of a RC wall (File)
- Week#5-CIVIL-522-Plastic hinge analysis of RC members - Shortcomings of force based design (File)
- Course 9 - Capacity design of the elastic zone of a RC wall, example of capacity design - Video (URL)
- Course 10 - Moment curvature analysis, plastic hinge method - Video (URL)
Seismic design of steel moment resisting frames
- Material and other considerations for steel beams
- Common failures in welded beam-to-column connections prior to 1994
- Modern welded beam-to-column connections
- 06-Week#6 CIVIL-522-Steel MRFs Beams (File)
- 06-Week#6 CIVIL-522-Steel MRFs Welded Connections (File)
- In-Class Exercise: 06-CIVIL-522-Steel MRFs beam connections (File)
- 06-CIVIL-522-Steel MRFs beam connections Solution (File)
- Bolted connections
- Beam-to-column web panel zone joints
- Steel columns
- 07-Week#7 CIVIL-522-Steel MRFs Panel Zones (File)
- 07-Week#7 CIVIL-522-Steel MRFs Bolted Connections (File)
- 08-Week#7 CIVIL-522-Steel MRFs Columns (File)
- In-Class Exercise: 07-CIVIL-522-Steel MRFs Bolted Con PanelZones (File)
- In-Class Exercise: 07-CIVIL-522-Steel MRFs Bolted Con PanelZones Solution (File)
- In-Class Exercise: 08-CIVIL-522-Steel Columns (File)
- In-Class Exercise: 08-CIVIL-522-Steel Columns Solution (File)
8 April - 14 April
15 April - 21 April
- 10-Week#9 CIVIL-522-Steel frames EBFs (File)
- In-Class Exercise: 09-CIVIL-522-Steel CBFs (File)
- In-Class Exercise: 09-CIVIL-522-Frames with EBFs (File)
- In-Class Exercise: 10-CIVIL-522-Steel EBFs (File)
- In-Class Exercise: 09-CIVIL-522-Steel CBFs Solution (File)
- In-Class Exercise: 11-CIVIL-522-Steel EBFs Solution (File)
- In-Class Exercise: 09-CIVIL-522-Frames with EBFs Solution (File)
24 April - 28 April (Study break)
29 April - 5 May
Lecture 02: In-class Midterm evaluation
6 May - 12 May
Lecture 02 (07.05.2025) Drawbacks of force-based design (overview and examples)
- We will use the same lecture notes as in "Week#5-CIVIL-522-Plastic hinge analysis of RC members - Shortcomings of force based design"
- 12-Week#11 CIVIL-522-Friction Dampers (File)
- In-Class Exercise: Retrofitting with Friction Dampers (File)
- In-Class Exercise: Retrofitting with Friction Dampers Solution (File)
- Reading material: Paulay 2001 (File)
- Reading material: Paronesso and Lignos - 2021 - Sliding friction damper (File)
- Course 21 - Shortcomings of force-based design (File)
Week 12: 13 May - 19 May
- Lecture 01: Displacement-based assessment: N2 Method
- Lecture 02: Seismic assessment of unreinforced masonry structures - Part 1/3
- Masonry typologies
- Seismic vulnerability of masonry structures
- Failure modes of unreinforced masonry buildings and frames with masonry infills under earthquake loading
- Important structural features of unreinforced masonry buildings
- Practice hours:
- Stone masonry classification
- Design of retrofit using the N2 method
Assignments/Quizzes
- Quiz on displacement-based approaches
- Quiz on URM Failure mechanisms
- Scientific paper by Jajfar introducing the N2 method
- Lecture videos from last years are available on the course's webpage on mediaspace
- Webinar on damages in Morocco due to the 2023 Al Haouz earthquake
- Video on damages in Croatia due to the 2020 earthquake events:
- Course 22 - Week 12: Displacement_based assessment (File)
- Reading material: Fajfar 2000 - N2 Method (File)
- Course 23 - Week 12: Unreinforced Masonry Part 1 (File)
- CIVIL 522 - Stone masonry (File)
Week 13: 20 May - 26 May
Lecture contents
Seismic assessment of unreinforced masonry structures - Part 2/3
- In-plane behaviour of masonry piers
- Out-of-plane behaviour of masonry piers
- Assignment 6: Seismic assessment of a stone masonry bell tower
- Weekly quiz
- Course 24 - Week 13: URM In-plane design (File)
- CIVIL 522 - Week 13: URM Out-of-plane design (File)
- Assignment 6: Seismic assessment of a stone masonry bell tower (File)
- Assignment 6: Geometry file (File)
- CIVIL 522 Case studies of failure mechanisms - updated (File)
- NIKER Project - D3.1 - Inventory of earthquake induced failure mechanisms related to construction types, structural elements, and materials (File)
Week 14: 27 May - 2 June
- Lecture 01: Seismic assessment of unreinforced masonry structures Part 3/3
- Guidelines and standards for retrofit of unreinforced masonry buildings
- Retrofit solutions for unreinforced masonry buildings
- Lecture 02:
- Overview of SIA 269/8
- Examples of exam questions
- Quiz Week 14 - URM Part 3 Retrofit
- Assignment 6
- Conceptual design of retrofit using the N2 method
- Course 15 - Week 14: URM Part 3 - Retrofit (File)
- NIKER Project - D3.2 - Critical review of retrofitting and reinforcement techniques related to possible failure mechanisms and requirements (File)
- ISCARSAH Guidelines 2024 (File)
- ISCARSAH-ICOMOS Principles (File)
- Course 26 - Week 14: SIA269/8 (File)
- Exam info 2025 (File)
- N2 method retrofit cases (File)