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Dietrick, P.E., S.E., Bridge Technical Services Manager at 216.776.6626, [email protected] Summer 2009 - Special Conference Issue Pittsburgh ENGINEER ENGINEERS’ SOCIETY OF WESTERN PENNSYLVANIA Offi cial Publication of the Pittsburgh Engineers’ Building 337 Fourth Avenue Engineers’ Society of Western Pennsylvania Pittsburgh, PA 15222 Tel: 412-261-0710•Fax: 412-261-1606 2 GUEST EDITORIAL e-mail: [email protected] BY THOMAS G. LEECH AND GEORGE M. HORAS Pittsburgh ENGINEER is the quarterly publication of the Engineers’ Society 3 BRIDGE QUIZ of Western Pennsylvania (ESWP). The ideas and opinions expressed within Pittsburgh ENGINEER are those of the writers and not necessarily the A PITTSBURGH ENGINEER EXTRA members, officers or directors of ESWP. Pittsburgh ENGINEER is provided free to ESWP members and members of our subscribing affiliated technical 4 CHAIRMAN’S MESSAGE societies. Regular subscriptions are available for $10 per year. BY: LOUIS J. RUZZI 2009 ESWP Officers 6 THE MANY BRIDGES AT THE President PITTSBURGH POINT Anthony M. DiGioia Jr., Ph.D., P.E., DiGioia, Gray & Associates 1st Vice President BY: JOHN M. NEDLEY Deborah A. Lange, Ph.D., P.E., Carnegie Mellon University, Steinbrenner 8 REBUILDING A BASIN OF BRIDGES Institute BY: WILLIAM C. KOLLER 2nd Vice President Thomas E. Donatelli, P.E., Michael Baker Corporation 10 THE FOXBURG BRIDGE – Treasurer DESIGN FACES NATURE Dominick J. DeSalvo, DeSalvo Enterprises, Inc. BY: CHRISTOPHER T. V OLLMER, AND JIM ANDREWS Secretary Michael G. Bock, P.E., Esq., Schnader Harrison Segal & Lewis 12 KINZUA MEMORIES Past President BY: THOMAS G. LEECH Alex G. Sciulli, P.E., R. J. Lee Group, Inc. AST AND ROUGHT RON RUSS 2009 ESWP Directors 14 C - W -I T Eric Cartwright, P.E., UPMC BRIDGES IN THE VICINITY OF H. Daniel Cessna, P.E., PENNDOT District 11 BETHLEHEM, PA Jerome N. Dettore, P.E., Michael Baker Corporation BY: BEN T. Y EN AND IAN C. HODGSON Michael A. Fedorenko, U. S. Steel Corporation Thomas F. Ferrence, Fluor Enterprises, Inc. 18 PINE GROVE COVERED BRIDGE Donald P. Fusilli, Jr., P.E., J.D., The Telum Group BY: ROBIN DOMINICK James R. McMaster, Trammell Crowe 20 THE NARROWS BRIDGE – Kenneth R. Marino, P.E., Wayne Crouse, Inc. PRESERVING HISTORY A. Robert Necciai, P.E., CSD Engineers, LLC BY: RODNEY MILLER, GLENN SEIBERT AND JASON Roy L. Patterson, R.T. Patterson Company, Inc. REISINGER Michael P. Roarty, P.E., P.J. Dick, Inc. 22 COVERED BRIDGE CAPITAL OF THE Charles R. Toran, Jr., Sci-Tek Consultants, Inc.. Jason R. Venier, P.E., CDM WORLD - PENNSYLVANIA Robert J. Ward, P.E., Astorino BY: M. MYINT LWIN Wayne E. Bernahl, W. Bernahl Enterprises, IWC General Chair 25 HOMESTEAD GRAY’S BRIDGE AND Louis J. Ruzzi, P.E., PENNDOT District 11, IBC General Chair PITTSBURGH’S STEEL INDUSTRY Raymond P. Wattras, Michael Baker Jr., Inc., BoB General Chair BY: DAN WILLS Publications Committee 27 RAILROAD BRIDGE SAFETY The ESWP produces a range of publications as a service to our members BY: LOUIS T. C ERNEY and affiliated technical societies. ESWP Publications are supported by an all-volunteer Publications Committee. 29 THE BENEFITS OF STRUCTURAL Guest Editor: Thomas G. Leech, P.E., S.E., Gannett Fleming HEALTH MONITORING Assistant Guest Editor: George M. Horas P.E., Benesch and Company BY: J. FRED GRAHAM Chair: Daniel J. Tis, Siemens Environmental Systems & Services Editor-in-Chief: David A. Teorsky, ESWP 31 IBC AWARDS Cover Art: ABC Imaging BY: CARL ANGELOFF Summer 2009–Special IBC Issue 1 Guest Editors Thomas G. Leech, P.E., S.E. Gannett Fleming, Inc. National Practice Bridge Manager Pennsylvania Guest Editor Bridges... Then and Now George M. Horas, P.E. Benesch Lehigh Valley Division Manager Assistant Guest Editor hat is a single, visible yet changing measure of prog- transportation network is the bridges – bridges built in time with ress of a technological society–what marks our ad- the resources and technologies of that time. As we look over the Wvance towards progress? landscape of the bridges of our transportation system, we are not As one crosses the Commonwealth of Pennsylvania, the only looking at technologies of the present, but in many cases challenge of topography–streams, rivers, mountains–has histori- technologies of 100 years ago or more–and what a change has cally provided barriers and opportunities to growth. As our occurred in this time period. society has become If we could look at more and more mobile a bridge site and view and interdependent on it from a continuum of a myriad of resources, time for a period of say a variety of transporta- 150 years, we would tion networks have watch the march of developed. While the technological progress modes and empha- from rudimentary, sis of transport can simple yet practical change quite quickly, structural forms to a the backbone of this more robust and in transportation system many cases sophis- can remain in place for ticated examples of many generations. The skilled engineering most visible elements and construction. of our many transpor- We would watch the tation systems–that march away from trade is its backbone–are construction to an era our bridges. It is this of scientifi c design backbone of transpor- Historical images courtesy of City of Pittsburgh capitalizing on the tation that our special ingenuity and skill of magazine edition is a highly trained, well dedicated to. equipped and mobile The Commonwealth of Pennsylvania is crisscrossed with construction work force. streams and mountain ranges. For a relatively short period of 150 This special issue is dedicated to the visible yet chang- years, the mode of transportation has changed from horse and ing measure of progress as best illustrated by the bridges of buggy to train to automobile. The challenges of topography have PA. With Pennsylvania as the featured state of this year’s provided engineers with many opportunities to design and build. International Bridge Conference®, what better way to represent From the rolling hills in the south east to the central mountain this measure of progress than capture illustrations of bridges gaps to the steeply sloped stream dissected valleys in the west then and now from around the Commonwealth. The eleven and to the glaciated plateaus in the north, nature has provided feature articles of this magazine are dedicated to telling small barriers to transportation. Through ingenuity the obstacles bridge stories–vignettes–from the four corners and central core provided by these barriers have been overcome by many unique of the Commonwealth. Each article is a short, impressionistic transportation modes and routes. The signature element of our scene that focuses on one or moments of the life of a bridge. 2 Pittsburgh ENGINEER You, the reader, will walk away with a new and particular insight into the setting and character of the bridge. In the many locations that these articles illustrate, the bridge you see today is the third or Bridge Quiz Geographic Location of Featured Articles The photographs below show bronze ornamental portals affi xed to the Manchester Bridge, which was constructed across the Allegheny River in Pittsburgh in 1917. Which of the following names correctly represents ONE of the iconographic fi gures seen on the portals: A. Joe Magarac B. Chief Guyasuta C. Jan Volkanik D. Christopher Gist fourth generation of bridges at that site. In other cases, the bridge (Answer(A( nswer on PagePagge 30)30) is the original bridge, but its mode of transportation or purpose has changed from signifi cantly from its time of inception. Each article has its own unique story–a story of birth–rebirth–and in many instances preservation. Enjoy this trip through the Commonwealth–as we start at Pittsburgh at the point, travel north, then east then back west to our starting point. It is not only the Pennsylvania’s story, but our nation’s story. All of our contributing authors have enjoyed illus- trating each of these visible yet changing measures of progress. Bridging the Nation Gannett Fleming Bridge Practice Baltimore, MD • BostonBoston, MA • Camp HillHill, PA • Clear¿ eld,eld PA Columbus, OH • Morgantown, WV • Mt. Laurel, NJ • New York, NY Orlando, FL • Phoenix, AZ • Pittsburgh, PA • Valley Forge, PA A Tradition of Excellence www.gannettfl eming.com Pittsburgh, PA Phone: (412) 922-5575 09 IBC Magazine Ad.indd 1 4/28/2009 8:14:14 AM Summer 2009–Special IBC Issue 3 Chairman’s Message By: Louis J. Ruzzi, P.E. fabrication QA/QC, 100 year life for bridges, historic bridges and bridge inspection to name a few. Our New Location: For the second year in a row, the IBC will be located at Pittsburgh’s new David L. Lawrence Convention Center. The conference hotel headquarters will be the adjacent Westin Convention Center Hotel. The relocation of the Conference has allowed for major changes in the Exhibit Hall, a major feature of the Conference. An Expanded Trade Show: We are planning for an all-time-high number of Exhibitors. They are all providers of goods and services to the bridge industry. IBC has traditionally had a long list of exhibiting fi rms who see the Photo Courtesy City of Pittsburgh Pittsburgh at the Point c.