July–August2008 PCI Journal 132 R R.

 

Reflections on the Beginnings of Prestressed Concrete in America ineteen seventy-nine will be the 25-year Silver Jubilee of the founding of the Prestressed Concrete Institute. oQQ To commemorate.

 

Precast Prestressed Concrete Bridges for Low-Volume Roads 4X Roy Tokerud Director, Office of Bridges Federal Highway Administration Portland, Oregon T he need.

 

Developing Structural Integrity in Bearing Wall Buildings by John E. Breen Comments by Carl S. Buchman, Joseph Varsano, and Author CARL S. BUCHMANt.

 

Editor’s quick points Q Although construction is economical for hotels, motels, and multifamily housing units, a disastrous gas explosion in 1968 in an apartment building.

 

Behavior and Design of Prestressed Concrete Beams With Large Web Openings by George B. Barney, W. Gene Corley, John M. Hanson and Richard A. Parmelee.

 

-8 ,/,·6 7 11,9 56 5 :HGQHVGD -XQH WK ZDV WKH ¿UVW GD RI -XELOL¶V RI¿FLDO RSHQLQJ RU WKRVH RI RX ZKR NQRZ XV RQO UHFHQWO ZH VWDUWHG GRZQ WKH VWUHHW DW DGGRQ YH LQ D VPDOO.

 

ULTIMATE LOAD TEST OF A SEGMENTALLY CONSTRUCTED PRESTRESSED CONCRETE I-BEAM Saad E. Moustafa Manager, Engineering Mechanics Concrete Technology Corporation.

 

Est. 1990 Euless, TX July/Aug. 09 Vol. 2 Issue 7.

 

€€ N„N j1„j. €„ j †j-. €je† „N€„ „€t Construction Techniques for Segmental Concrete Bridges. i. €2€ €i€ €e€. i. i. €Z€ James M. Barker Associate H. W. Lochner, Inc. Consulting Engineers Chicago, Illinois.

 

Stresses and Deformation of Segmental Bridges Maher K. Tadros Associate Professor of Civil Engineering The University of Nebraska at Omaha Omaha, Nebraska Amin.

 

Flexural stresses after cracking in partially prestressed beams Arthur H. Nilson Professor of Structural Engineering Cornell University Ithaca, New York.

 

Seismic Resistance of Frames Incorporating Precast Prestressed Concrete Beam Shells D. K. Bull Design Engineer Smith Leuchars Ltd. Consulting Engineers.

 

Nonlinear Temperature Distributions in Bridges at Different Locations in the United States Izak C. Potgieter Director Bruinette Kruger Stoffberg Inc. Pretoria, South.

 

DEFLECTION OF DOUBLE TEES AND HOLLOW-CORED SLABS WITH HIGH TENSION ALLOWED IN CONCRETE Haskell E. Wright, Jr. Structural Engineer Civil Engineering.

 

Shear transfer in reinforced concrete with moment or tension acting across the shear plane Alan H. Mattock Professor of Civil Engineering.

 

2 PCI JOURNAL A s infrastructure ages, it be- comes increasingly important to be able to determine by measurement and/or calculation the remaining prestressing force in the ten- dons.

 

An Exploratory Study of Shear Fatigue Behavior of Prestressed Concrete Girders Michael E. Kreger Assistant Professor Department of Civil Engineering The University.