INDUSTRY NEWS in constructing the first CFRP pre his colleagues have published seven E[TRSiTOTH EE D ITO R stressed concrete bridge in the United additional papers on this very promis States. I am glad to hear that an exten ing precast system: sive instrumentation and monitoring Kudos for Special fib • “Seismic Behavior and Design of on the Congress Issue program is being carried out Unbonded Post-Tensioned Precast long-term performance of this bridge. The special commemorative issue Concrete Walls,” May-June 1999 When the testing is completed, I hope for the First fib Congress in Osaka, PCI JOURNAL. the results will be published. (See arti Japan, October 14 to 18, 2002, is • “Lateral Load Behavior and Seismic on “Design-Construction of Bridge much appreciated not only because cle Design of Unbonded Post-Ten — First CFRP Bridge in Japanese research engineers devel Street Bridge sioned Precast Concrete Walls,” the United States,” September-Octo oped the carbon fiber reinforced poly July-August 1999 ACI Structural JOURNAL.) mer reinforcing materials for the ber 2002 PCI Journal. Tony Garrett Bridge Street Bridge, but also because • “Seismic Design of Unbonded Post- Toronto, Ontario, Canada all the other articles in the issue are Tensioned Precast Walls with Sup just as valuable. (See article on “De plemental Viscous Damping,” July- sign-Construction of Bridge Street Precast Concrete in August 2000 ACI Structural Journal. Bridge — First CFRP Bridge in the New Zealand • “Simplified Seismic Design Ap United States,” September-October New Zealand, and especially the proach for Friction-Damped Un- 2002, PCI JOURNAL.) University of Canterbury, has long Akira Tsuji been a leader in basic seismic research Tokyo, Japan and innovative use of precast concrete. New Appointments to Therefore, it was of special interest to PCI Committees reading the articles in the me to see Professor Robert Park’s ar I enjoyed The following individuals have issue honor ticle on “Seismic Design and Construc special commemorative recently accepted appointments to Congress in Osaka, tion of Precast Concrete Buildings in ing the First fib PCI committees. We appreciate 2002. Thank New Zealand” in the September-Octo Japan, October 14 to 18, their interest and voluntary partic generous gift to the ber 2002 PCI JOURNAL. Their use of you for this very ipation. delegates attending this world confer crucifix frames, inverted beams, large ence. In Japan, we have, for some precast walls, and novel connections Bridge Committee time now, been using carbon fiber re are particularly outstanding. • Chris Hill inforced polymers (CFRP) for repair Stephen Bull Prestress Services, Inc. ing and strengthening old structures British Columbia, Vancouver, Lexington, Kentucky and also in constructing new bridges, Canada especially where external prestressing Performance Concrete / is applied. Because so many structures • High Hybrid Post-Tensioned Durability Committee are concentrated along Japan’s exten Precast Concrete Walls sively long coastline (and thus subject Darmawan Ludirdja to a severe salt-laden environment), I have long felt that tall post-ten Sika Corporation long-term durability is a major con sioned precast concrete walls are an Lyndhurst, New Jersey cern. That is why CFRP and other cor untapped market product in the indus rosive-resistant materials are being try in both low and high seismic areas. • Hollow-Core Slab Producers given high priority. (See article on This product line was singled out in Committee “Design-Construction of Bridge Street the PRESSS-sponsored test of a five- Blanche Davidson Bridge — First CFRP Bridge in the story precast/prestressed concrete Master Builders, Inc. United States,” September-October building at the University of Califor Cleveland, Ohio 2002, PCI JOURNAL.) ma in San Diego. (See article “Prelim Precast Sandwich Wall inary Results from the PRESSS Five- • Hiroshi Takamatsu Panel Committee Test Building” Kobe, Japan Story Precast Concrete Thu Salmons Nigel Priestley et al. in the by Dr. Salmons P.C. 1999 PCI Congratulations to Dr. Nabil Grace November-December Albuquerque, New Mexico and his team of researchers and de JOURNAL.) Now, I am delighted to signers for their epic accomplishment see that Professor Gino Kurama and 115 November-December 2002 bonded Precast Concrete Walls,” brid and Dywidag systems in actual Concrete Buildings,” authored by September-October 2001 ACI Struc high-rise buildings, as developed by Nigel Priestley, has been approved tural Journal. Dr. Englekirk and used in the for publication in this current issue • “Design of Rectangular Openings in Paramount Apartments. of the November-December PCI Precast Walls Under Vertical While the structure was in the pro JOURNAL. Many of the advantages Loads,” January-February 2002 PCI cess of being built, I take pride in hav of the results of the PRESSS (Pre JOURNAL. ing been the first to include a detailed cast Seismic Structural Systems) re • “Design of Rectangular Openings in discussion of this system, with exten search program are predicated on Precast Walls Under Combined sive design examples, from the infor the implementation of the direct dis Vertical and Lateral Loads,” March- mation I sought in 1998 (Prestressed placement based design method. April 2002 PCI JOURNAL. Concrete — A Fundamental Approach, Therefore, this paper furnishes not • “Hybrid Post-Tensioned Precast Third Edition [1999], Fourth Edition only valuable background informa Concrete Walls for Use in Seismic [2003], Prentice Hall, Upper Saddle tion to design engineers but also has Regions,” September-October 2002 River, New Jersey, 2003, 966 pp.). important code implications. PCI JOURNAL. Four more high-rise buildings have The Connection Details Committee since either been completed or are in (Jagdish Nijhawan, chairman) is Peter Baker the process of being built. It is, there finalizing revisions on the manual Dallas, Texas fore, natural that if such systems with on Standard Connections for Precast large reserve drift and ductility capac and Prestressed Concrete Construc As has become his custom, Profes ity are economically and in perfor tion. It is expected that the commit sor Gino Kurama has written another mance superior to the reinforced con tee will shortly submit the manual excellent paper on hybrid post-ten crete cast in-place systems, one can to TAC for review and subsequent sioned precast concrete walls. (See ar conclude that they should at least be as publication. ticle “Hybrid Post-Tensioned Precast suitable for use in low seismicity • The Bridges Committee (Roy L. Concrete Walls for Use in Seismic Re zones. PCI would do well to dissemi Eriksson, chairman) has been de gions,” September-October 2002 PCI nate this important information as veloping a manual for the Repair of JOURNAL.) There is now a sufficient widely as possible. Precast Prestressed Bridge Beams knowledge bank whereby these types and Deck Panels. It is expected that of structures can be designed and built Edward G. Nawy this manual will be submitted in the in both seismic and non-seismic re Rutgers University near future to TAC for review. gions of the world. Department of Civil Engineering • The Building Code Committee Piscataway, New Jersey (Leslie D. Martin, chairman) has John Farmer formed a subcommittee to address Cleveland, Ohio fire issues. TECHNICAl. ACTIVITIES The Paramount Building COMMITTEE NEWS Call For Papers I wish to congratulate Dr. Robert E. The Technical Activities Committee 3rd Bnternational Symposium on Englekirk on his timely paper in the (TAC) (C. Douglas Sutton, chair High Performance Concrete PCI JOURNAL on the successful com man), held a three-hour meeting on together with the pletion of the Paramount Building in Tuesday afternoon, October 8, at the 2nd Annua Concrete Bridge San Francisco. (See article on “Design- PCI Convention in Nashville, Ten Conference Construction of The Paramount — A 39- nessee. The following discussion and October 19-22, 2003 Story Precast Prestressed Concrete ensuing decisions were made: Apartment Building,” July-August The report “PCI Standard Design 2002 PCI JOURNAL.) He is much de Practice,” developed by the Build serving of the Harry H. Edwards ing Code Committee (Leslie D. Award, which he recently received for Martin, chairman) has been ap R&D COMMITTEE NEWS the innovative precast prestressed fram proved, with minor revisions, for ing system that he pioneered. publication in the January-February The R&D Committee (Thomas J. As with any new system such as the 2003 PCI JOURNAL. D’Arcy, chairman) met during the precast prestressed seismic moment re • The report “The Practice of Warping PCI Annual Convention in Nashville, sisting frame that he formulated in the Double Tees,” authored by Paul Tennessee, to discuss the status of var recently completed 39-story Mack, Greg Force, Chuck Magnesio ious research projects. These projects Paramount Apartments in the highest and Kip Bryan, has been approved included many fellowships and re seismic zone, initial hesitation was ex for publication in the January-Febru search projects on composite behavior pected in a speedy acceptance. But lab ary 2003 PCI JOURNAL. of insulated precast concrete wall pan oratory large scale model tests proved • The report “Direct Displacement els, design criteria for headed stud the justification of using both the hy Based Design of Precast/Prestressed groups, and discussion of the follow- 116 PCI JOURNAL ing high priority projects: constructed using both double tee and hollow-core units. Since the program • Predicting Volume Change Move PROFESSIONAL ments and Forces in Precast Con calls for matching funds from the Na MEMBER crete Structures. tional Science Foundation (NSF), the NEWSLETTER • Development of Proper Design proposals must come from qualified Methodology for Precast Di U.S. universities. The PCI Professional Member aphragms. Committee (Donald C. Raths and • Appropriate Torsion Design for Pre PCI Research Fellowship Todd G. McCoy, co-chairmen) is cast Prestressed Concrete Members. Program Grows now producing a quarterly The Ad Hoc Committee on ATLSS At their October meeting in newsletter (in electronic format) and PRESSS (Mario J.