RILEM TC-227 report - International Workshop on Concrete Spalling

Report
Pierre Pimienta
RILEM Technical Comity TC HPB
Physical Properties and behavior of High-Performance
Concrete at high temperature
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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RILEM
RILEM
International Union of Laboratories and Experts in Construction Materials,
Systems and Structures
Réunion Internationale des Laboratoires et Experts des Matériaux, systèmes de
construction et ouvrages
Founded: 1947 in Paris (after the war)
 Promote scientific cooperation
The mission:
• Develop scientific knowledge
• Encourage transfer and application
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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RILEM
1 200 experts
70 countries
- Technical committees (about 50)
- Symposia and workshops
- Publication
- Materials and Structures
- STARs
- Recommendations
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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RILEM technical committee TC
HPB
RILEM TC HPB (2007 – 2013)
Physical Properties and behavior of High-Performance Concrete at high temperature
ACTIVE MEMBERS
• 29 active members
• 18 countries pays :
Austria, Australia, Belorussia, China, Finland, France, Germany, Greece, Italy,
Japan, Poland, Portugal, Russia, Spain, Sweden, The Netherlands, United
Kingdom, USA
BUREAU
• Chairman: Pr Ulrich Schneider
• Secretary: Robert Jansson
Pierre Pimienta (2010)
2 MEETINGS / year
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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Activity of the TC
 State of the Art
o HPC properties
Previous RILEM TC HTC
• 11 recommendations
: mechanical
• Degradation
reactions
test methods
at high temperature
• Transport
properties
• 1 STAR on Ordinary Concrete
• Thermal properties
o Spalling
• Mechanical properties
• Physical background
o Modeling
• Influencing parameters
Engineering
•• Test
methods modelling
for spalling
•• Advanced
Fire safetymodelling
design
• Transfert
• Measures
to modelling
prevent spalling
 Article on Pore pressure measurements
• Mechanical
In
connection behaviour
with fib TG 4.3
• Constitutive parameter
relationships
Finalization: end 2013 – Next meeting: next week in CERIB
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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Krakow, 2012
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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New technical comity SPF
RILEM TC SPF (2014 – 2018)
SPalling of Concrete due to Fire: testing and modelling
•
•
•
•
•
•
•
STAR on spalling tests methods
Collecting new data and non-published results
Fire resistance sensitivity to spalling
Recommendations on testing
Useful material properties and test methods
Modelling / simulations
Round-robin tests (if finance)
Open to experts from all over the word
• Active members
• Participation to the meetings
2 MEETINGS / year
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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MFPA, Leipzig, 2009
Thank you for your attention
3rd International RILEM Workshop on Concrete Spalling due to Fire Exposure – Paris 25-27 September 2013
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