CONTENTS I DFI DEEP FOUNDATIONS The Magazine of the Deep Foundations Institute (DFI) is published four times a year: Winter, Spring, Summer and Fall by DFI. 326 Lafayette Avenue, Hawthorne, NJ, 07506, USA T: 973.423.4030 F: 973.423.4031 Email: [email protected] Executive Director Theresa Rappaport [email protected] Executive Editor Virginia Fairweather [email protected] Managing Editor Emeritus Manuel A. Fine [email protected] DFI Executive Committee President, James A. Morrison Vice President, Patrick Bermingham Secrteary, John R. Wolosick Treasurer, Robert B. Bittner Past President, Rudolph P. Frizzi Other Trustees David Borger Maurice Bottiau Dan Brown Gianfranco Di Cicco Bernard H. Hertlein Matthew Janes James Johnson Douglas Keller Samuel J. Kosa Kirk A. McIntosh Raymond J. Poletto Arturo Ressi di Cervia Michael Wysockey COVER STORY: 8 Vibration Isolation at the Dana-Farber Yawkey Center This OPA Special Recognition project is essentially a 21-story free-standing parking garage seven stories below grade. GEI Consultants and Simon Design worked in a crowded Boston environment where sensitive medical equipment posed extreme vibration constraints. TECHNICAL FEATURE: 47 Building a Box in a Sponge: Excavation Support for a Tunnel A new bored tunnel under the Port of Miami required a temporary excavation support system in difficult sedimentary geologic/geotechnical conditions, highly permeable subsurface materials and high groundwater levels. Malcolm Drilling, Langan Engineering and Jacobs Engineering took on this challenge. DFI ACTIVITIES: 15 The 36th Annual Conference wrap up; Educational Trust Report; the first Regional Report from DFI India; a report on the alliance between DFI, ADSC and ISM; report on DFI/SMIG meeting in Mexico and more. PEOPLE, PROJECTS, EQUIPMENT: 35, CONTINUED: 67 A profile on jet grouting guru George Burke; Lessons learned about diaphragm walls by Mueser Rutledge engineers; a Design-Assist-Build project by Hayward Baker; a report on Energy Piles; the Moses Wheeler Bridge by Raito and Dan Brown Associates; plus news of DFI people, companies and equipment. Regular Features: President's Message. . . . . . . . . . . . . . . . 5 Executive Director Update . . . . . . . . . . 7 New Members. . . . . . . . . . . . . . . . . . . 31 Technical Committee Reports . . . . . . . 55 Q&A. . . . . . . . . . . . . . . . . . . . . . . . . . 89 Calendar . . . . . . . . . . . . . . . . . . . . . . . 94 Ad Index. . . . . . . . . . . . . . . . . . . . . . . 94 O T N A S D I N N U S T O I F T U E P T E E D