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EWG Dams & Earthquakes – 6 Feb. 2017 morning
Session 1: INTRODUCTION
President: Carlo RICCIARDI
09.00 Welcome speech, by the Council of the Ministry of Infrastructure and by ITCOLD
Ministry of Infrastructure &ITCOLD
09.20 Opening & objectives of the workshop
Jean-Jacques Fry
Session 2: ICOLD, WORKING GROUPS AND R&D ACTIVITIES
President: Carlo RICCIARDI
09.25 The progresses needed in seismic analyses from ICOLD point of view
Martin WIELAND
09.45 Activities of the Working Group of the Italian Committee dedicated to “Effects induced by earthquakes on Italian dams”
Rosella CARUANA & Adriano DE SORTIS
10.05 The seismic case history of Acciano dam
Alberto MASERA
10.25 The needs of a Research and Development project on “Dams and Earthquakes” from the Working Group of the French Committee
Philippe KOLMAYER
10.45 Discussion
Session 3: OBSERVATION & INTERPRETATION OF SEISMIC DAM BEHAVIOUR
Presidents: Giovanni RUGGERI
11.00 Effects induced by the 2009 seismic events
Alberto FREZZA, Matteo SBARIGIA, Massimiliano CARCIONE
11.30 Effects induced by the 2016 seismic events
Dam Authority
12.00 Discussion 12.15 Lunch
EWG Dams & Earthquakes – 6 Feb. 2017 afternoon
Session 3: OBSERVATION & INTERPRETATION OF SEISMIC DAM BEHAVIOUR
President: Giovanni RUGGERI
14.00 Seismic Assessment carried out for the three dams of Campotosto lake, following the 2009 event
Marina EUSEBIO
14.30 Lessons learned and open issues relevant to the seismic safety assessment of several Italian concrete dams. Presentation of an alternative simulation approach and a simplified risk indexes tool.
Massimo MEGHELLA, Georgia FAGGIANI, L. FURGANI, P. MASARATI
15.00 Damage of Sefid Rud Buttress Dam Project in Iran Caused by the Magnitude 7.7 Manjil Earthquake of June 21, 1990
Martin WIELAND
15.30 Discussion
15.45 Break
16.05 The benefits of Benchmark Workshops organized by the ICOLD Technical Committee
Guido MAZZA
16.30 Towards Displacement-Based Seismic Assessment of Concrete Dams
Anton ANDONOV
16.55 A researcher’s perspective on modeling unbounded domains for earthquake analyses
Arnkjell LOEKKE
17.20 Back analyses of Monticello arch dam: interest of earthquake records on dams to improve the reliability of safety assessments on concrete dams
Emmanuel ROBBE
17.45 Discussion
18.00 End of the sessions of the day
Agenda EWG Dams & Earthquakes – Tuesday 7 Feb. Morning
Session 4 : MODELING OF SEISMIC EMBANKMENT DAM BEHAVIOUR
President: Guido MAZZA
08.30 Non linear analyses of dams under strong earthquake
Tad TANAKA
08.50 Aratozawa dam: influence of non saturation, comparison with observation
Philippe KOLMAYER, Marc KHAM, Luc BOUTONNIER
09.10 Numerical modeling of liquefaction-induced failure of embankments
Stefania GOBBI, Fernando LOPEZ-CABALLERO, D.FORCELLINI, Arezou MODARESSI
09.30 Simplified method for calculating the induced settlements and the ratio of liquefaction in a soil profile under seismic loading
Ziad KTEICH
09.50 Evaluation of a simplified method for seismic performance assessment of homogeneous earth dams on the case study of Vars Dam
Guillaume VEYLON
10.10 Qualification of the JCOLD-CFBR analysis of the seismic behavior of dams founded on rocks
Antoine des GARETS, Jean-Jacques FRY
10.30 A simplified method for assessing the seismic behavior of embankment dam and dikes
Jean-Jacques FRY, Capucine DURAND, Pierre-Yves BARD
10.50 Discussion
Session 5 : SEISMIC HAZARD ASSESSMENT & SEISMIC GATES BEHAVIOR
President: Jean-Jacques FRY
11.10 Outcomes of SIGMA and presentation of SIGMA2 projects on seismic hazard assessment
Pierre LABBE
11.30 Future improvement of the PSHA assessment for the French territory
Nicolas HUMBERT
11.50 French studies on mechanical strength of spillway gates and bottom outlet valves under earthquake loading. State of knowledge and needs.
GRAVELEINE David, BOUQUIER Pierre
12.10 Discussion
12.30 Closure of the symposium and coffee snack 13.00 End of the EWG workshop