Fourth International Symposium on Roofing Technology

The Fourth International Symposium on Roofing Technology was held Sept. 17-19, 1997, in Gaithersburg, Md. The following are papers that were presented during the conference and their authors' names.

Single-layer Roofing

"Performance of Tape-Bonded Seams of EPDM Membranes: The Effect of Load on Peel-Creep"
Walter J. Rossiter, Jr., Nation Institute of Standards and Technology, United States
Paper
"Longevity and Ecology of Polyolefin Roof Membranes"
Hans-Rudolf Beer, Sarnafil International, Switzerland
Paper
"Field Evaluation and Laboratory Testing of PVC Roof Systems"
Jim D. Koontz, Jim D. Koontz & Associates, United States
Paper
"Evaluation and Qualification of Tape Adhesive for Splicing EPDM Membrane"
John W. Fieldhouse, Firestone Building Products, United States
Paper

Service Life Evaluation

"On Investigating the Mechanism of Weathering of Chlorosulfonated Polyethylene Roofing and Exploring Maintenance Techniques"
William A. Kirn, The Rohm and Haas Company, United States
Paper
"Service Life Prediction of Roof Systems by Reliability-Based Analysis"
Brian Kyle, Public Works and Government Services, Canada
Paper
"Using Thermoanalytical Techniques to Characterize Roof Membrane Materials"
Ralph Paroli, National Research Council of Canada, Canada
Paper
"Natural vs. Artificial Aging: Use of Diffusion Theory to Model Asphalt and Fiberglass-Reinforced Shingle Performance"
Louis Terrenzio, CertainTeed Corp., United States
Paper

Technology Review I

"Practical Experiences with Bituminous Low-Slope Roofs in Cold Climates"
Robert Booth, Hansed Booth Inc., Canada
Paper
"The Future of Roofing Coatings"
Donald Portfolio, The Roof Coatings Manufacturers Association, United States
Paper
"Practical Experiences in Design, Application and Field Performance"
Edward Litow, Kleinfeldt Consultants Limited, Canada
Paper

Asphalt Shingles

"How Advances in Algae-Resistant Roofing Address the Growing Roof Algae Problem"
Jeffry Jacobs, 3M Co., United States
Paper
"The APT Model for Assessment of Prospective Shingle Performance Test Methods"
Aaron Phillips, TAMKO Roofing Products Inc., United States
Paper
"The Use of Fly Ash in the Manufacture of Asphalt Shingles"
Donald Shaw, JTM Industries Inc., United States
Paper

Low-Slope Roof System Performance

"The Relative Durability of Low-Slope Roofing"
Carl Cash, Simpson Gumpertz & Heger Inc., United States
Paper
"Historical Warranty Repair Cost as a Measure of Long-Term Roof System Performance"
James Hoff, Firestone Building Products Co., United States
Paper
"A Documented Historical Performance of Roofing Assemblies in the United States 1975-1996"
Kenneth Schneider, Jr., Roofing Communications Network, United States
Paper

Metal Roofing

"Cylinderical Shell Roofs Made of Corrugated Metal Sheets"
Mabil El-Atrouzy, Ain Shams University, Egypt
Paper
"Laboratory Testing for Low-Slope Standing Seam Metal Roof Application"
Larry Meyers, Wiss, Janney, Elstner Associates Inc., United States
Paper
"Electric Heating Systems for Combating Icing Problems on Metal Roofs"
James Buska, CRREL, United States
Paper

Wind Engineering

"Investigation of Chamber Size for Uplift Performance Testing of Single-Ply Roof Systems"
David Prevatt, Clemson University, United States
Paper
"A New Facility for Dynamic Wind Performance Evaluation of Roofing Systems"
A. Baskaran, National Research Council, Canada
Paper
"ARMA Wind Uplift Load Model for Assessing Asphalt Shingle Performance"
Joe Jones, Asphalt Roofing Manufacturers Association, United States
Paper

Practice and Design I

"Re-Covers: Reroofing by Super Imposing New Roof Systems Over Existing—A Dissenting Opinion"
Ladislav Jerga, WeatherTechConsultants Inc., United States
Paper
"The National Archives Building Roof in Gatineau, Quebec, Canada"
Michael Sommerstein, VICWEST, Canada
Paper
"The Membrane Roof: The Original Air Barrier"
Douglas Fishburn, Fishburn Roofing Sciences Group, Canada
Paper

Fire, Hail and Earthquake

"Hail Damage to Roofing: Assessment and Classification"
William Cullen, NRCA, United States
Paper
"Hail Resistance Test of Sprayed Polyurethane Foam (SPF) Roof Systems"
Dean Kashiwagi, Arizona State University, United States
Paper
"Damage to Membrane Roof Systems Caused by the 1995 Hyougoken-Nanbu Earthquake"
Kyoji Tanaka, Toyko Institute of Technology, Japan
Paper
"Results of an Interlaboratory Test Program on a New Fire Resistance Test for Flexible Roofing Sheets"
Nico Hendriks, Eindhove University of Technology, The Netherlands
Paper

In-Service Performance

"Evaluation of Changes in Roofing Materials as a Result of Long-Term Exposure"
Moshe Puterman, National Building Research Institute, Israel
Paper
"Mechanical Performance of New and Naturally Weathered Bituminous and Synthetic Single-Ply Roofing Membranes"
Ertan Ozkan,Istanbul Technical University, Turkey
Paper
"Performance of Polyvinyl Chloride (PVC) Roofing: Results of a Ten-Year Field Study"
David Bailey, U.S. Army Construction Engineering Research Labortories, United States
Paper
"Field and Laboratory Assessment of SPF Roof Systems"
Rene Dupuis, Structural Research Inc., United States
Paper

Test Methods for Bituminous Roofing

"La Qualite de L'Adherence des Granulats Mineraux de la Surface de Membranes Bitumineuses"
Jorge Lopes, Laboratorio Nacional de Engenharia Civil, Portugal

No Paper

"An Analysis of Load-Strain Properties of SBS Modified Bitumen Roofing Membranes"
Randy Jolitz, TAMKO Roofing Products Inc., United States
Paper
"Characterization of Asphalt Volatility Using TGA and Iatroscan Analyses"
James Kuszewski, Firestone Building Products Co., United States
Paper

Technology Review II

"Decline and Renewal: Projections for Slate Roofing in North America"
Colin Murphy, Exterior Research & Design, United States
Paper
"Blistering in Built-Up Roofs: A Review"
Alison Murray, Queen's University, Canada
Paper
"Composite Carriers for Modified Bitumen Membranes"
Tom van Gassel, Akzo Nobel Nonwovens, The Netherlands
Paper

Modified Bitumen I

"Performance of Mechanically Fastened Polymer Modified Bitumen Roof Membrane Seams Subjected to Wind Uplift"
Koichi Oba, Swiss Federal Laboratories for Materials Testing and Research, Switzerland
Paper
"Membrane Immersion Test: Modified Bitumen Membrane Asphaltic Impregnation Evaluation"
Philippe Thiriaux, PerformanceRoof Systems Inc., United States
Paper
"T-Peel Test for APP Bituminous Membrane Joints"
Piermaria Sartori, ICITE, Italy
Paper

Moisture Control

"Insulation Reuse in Low-Slope Roofing in the United States: An Industry Survey"
James Sheahan, J.P. Sheahan Associates, United States
Paper
"The Pembroke Project: A Full-Scale Demonstration of Roof Re-Cover"
John Patten, Benchmark Inc., United States
Paper
"A New Look at Moisture Control in Low-Slope Roofing"
Andre Desjarlais, Building Thermal Envelope Systems and Materials Group, United States
Paper

Moisture Detection and Insulation

"The Electrical Earth Leakage Technique for Locating Holes in Roof Membranes"
Keith Roberts, Rollinson Glanville Consultants, United Kingdom
Paper
"Freeze-Thaw Durability of Common Roof Insulations"
Wayne Tobiasson, U.S. Army Cold Regions Research and Engineering Laboratory, United States
Paper
"Two New Roof Moisture Sensor Technologies"
Stephen Flanders, U.S. Army Cold Regions Research and Engineering Laboratory, United States
Paper

Practice and Design II

"Application of PVC Membrane on Pitched Roofs for Museum Roof Gardens"
Katsuyoshi Nagatsuma, Hitachi Cable Co., Japan
Paper
"Extensive Green Roofs/La Toiture Avec Vegetalisation Extensive"
Andre Bruder, Soprema, France
Paper
"The Implications of European Standardization of Waterproofing Sheets for the Roofing Industry"
Jim Hooker, BFRC Services, England
Paper

Modeling of Moisture Control

"A Mathematical Analysis of Moisture and Heat Transfer in the Roof Cavities of Manufactured Housing"
Douglas Burch, National Institute of Standards and Technology, United States
Paper
"A Detailed Computer Analysis of the Moisture Performance of Roof Constructions in the U.S. Doe Moisture Control Handbook"
George Tsongas, Portland State University, United States
Paper
"The Performance of Unventilated Roof Tile Underlays"
Erik Brandt, Danish Building Research Institute, Denmark
Paper

Modified Bitumen II

"Optimal Design of APP Modified Bitumen Binders for Roofing Applications Use of Experimental Design Techniques"
Wim Teugels, NYNAS NV., Belgium
Paper
"A New Type of SBS Polymer With Improved Processability and Durability (IPD)"
G.W.J. Heimerikx, Shell International Chemicals B.V., The Netherlands
Paper
"Durability of Two-Ply SBS Modified Bitumen Roofing Membranes: 10-year Performance Results"
Claude Duchesne, Siplast, United States
Paper
"Full-Scale Dimensional Stability Testing for Modified Bitumen Membranes"
Patrick Cogneau, Performance Roof Systems, United States
Paper
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