3rd International Workshop on Micropiles, Turku, Finland 2000

Session 1 – Application Areas

Regional Presentations

• The Earthquake Strengthening Construction Case of the Pier Foundation by using the Micropile, Masahiro Moriwaki
• Application of Micropiles European Review and Potential, Thomas Herbst

Special Presentations

• PWRI Collaboration Project: Design Work in PWRI, Design Manual, Jiro Fukui
• Helical Piers in Frozen Ground, Hannele Zubeck

Prepared Comments

• Twin Pipe Foundations, Juha Heinonen
• Composite Ground Floors and Minipiles for Housing Project; Minipile Load Test Database Interpretation, Tony Biddle
• Some Applications in France Based on the Result of FOREVER, Roger Frank

Conclusions

• Summary of Session, Keith Kimura

Session 2 – Classification and Definition of Micropile Types

Regional Presentations

• Various Types of Micropiles – Technologies to provide Micropile with Greater Friction Resistance, Yoshinori Otani
• Micropiles in the U.S.A., Robert Traylor
• Classification of Micropile Types, Jorma Hartikainen
• Micropile Practice in the U.K., Mike Turner

Conclusions

• Conclusions, Sami Eronen

Session 3 – Design

Regional Presentations

• Engineering Analysis of the Dynamic Behavior of Micropile Systems, Ilan Juran
• Excerpts from IWM at Ube; European Presentation, Roger Frank

Prepared Comments

• Geotechnical Bearing Capacity of Impact Driven RR-Piles, Pasi Korkeakoski
• Design of CSG Piles, Jouko Lehtonen
• Micropiles in Poland, Boleslaw Klosinski
• Axial Loading of Small Diameter Injection Piles in Sand, Peter Schwarz
• Drilled and Dynamic Grouted Titan Soil Nails, Ernst Ischebeck

Conclusions

• Remarks, Sakari Lotvonen

Session 4 Execution

Regional Presentations

• Implementation Manual in Japan, Keith Kimura
• American Micropile Practice, Tom Armour
• Elaboration of a European Standard on Micropiles, Jan Maertens
• Execution of Micropiles – A Synopsis, Thomas Herbst

Special Presentations

• Development of Expanding Cement Grouts for Piles and Grout Anchors, Flor De Cock
• Model Investigation on the Bearing Capacity of Micropile Foundation with Prestress, Kinya Miura
• The Centrifugal Model Tests on Load Sharing between the Existing Pile and the Micropile, Yasumitsu Ichimura

Prepared Comments

• Rotex Oy, Simmetrix Driller’s Manual, Jyrki Tarkkonen
• The Importance of Cement Grout in Micropiling, Sten-Ake Pettersson
• GeoDrilling International Numa’s Dual Fluid System – The Drilling Solution, Jukka Ahonen
• RR-Piles, Sami Eronen

Conclusions

• Bullet Points, Thomas Herbst

Session 5 Monitoring and Control

Regional Presentations

• The Applicability of Statnamic Load Test for Micropiles, Yasumitsu Ichimura
• American Regional Presentation, Fred Kulhawy
• CEN-Standards: Micropiles, Sami Eronen

Special Presentations

• Minipile Load Test Database Interpretation, Tony Biddle

Prepared Comments

• Why Wooden Piles in Turku are Decaying, Jorma Hartikainen
• The Soilex Pile System, Staffan Wetterling

Conclusions

• Conclusions, Al DiMillio

Session 6 Case Histories

Regional Presentations

• Micropiles in Japan, Keith Kimura
• Full Scale Field Tests on Single Micropiles and Networks of Micropiles of Titan and Expander Body Type, Donald Bruce

Special Presentations

• The City Hall of Porvoo, Harri Vehmas
• Stabilization of a 8000 Ton Concrete Storage Silo with Micropiles, Flor de Cock
• Real-Time Monitoring During Underpinning Works, Jean Ghislain La Fonta
• Paul Woodfield

Conclusions

• Remarks, Gary Weinstein

Comments

• Horst Aschenbroich
• Jorma Hartikainen