Second International Symposium on Roofing Technology

The Second International Symposium on Roofing Technology was held Sept. 18-20, 1985, in Gaithersburg, Md. Following are the names of papers presented during the symposium and their authors.

Invited Papers

"Roofing in Europe"
William Allen
Paper
"Roofing Practices in North America"
Richard Fricklas
Paper

Quality Assurance and Repair

"Repair of Roofing Membrane Systems: Examples of Methods"
Claude Duchesne
Paper
"Suggested Repair Specifications for Built-Up Roofs Over Wet Lightweight Concrete Decks"
Smith A. Funk
Paper
"Minimizing Ponding Using Flat Insulation"
Dwight F. Jennings
Paper
"A Basis for Selecting Roofing Membranes"
H.O. Laaly
Paper
"Quality Assurance for Built-Up Roof Construction"
William C. Cullen
Paper

Theory and Modeling

"Review of Advances in Mathematical Models for Structural Behavior of Bituminous and Similar Membrane Systems"
R.L. Bonafont
Paper
"Restrained and Nonrestrained Deformation of Visco-Elastic Bodies"
Chen De-Kun
Paper
"A Laboratory Investigation of Thermomechanical Properties of Polymer-Modified Roofing Bitumens"
Joel P. Porcher Jr.
Paper
"Application of Microcomputers in the Research of Roofing Materials"
Jin Shu Xin
Paper
"Rheologic Property of Roofing Materials Under Different Temperatures"
Xu Zhao-Dong
Paper

Testing and Service Life—Part I

"A Study of Tensile Strength of Fiberglass Roofing Felts After Accelerated Laboratory Conditioning"
E.A. Riley
Paper
"Temperature Profiles of Different Roof Waterproofing Systems Subjected to Natural Exposure Conditions"
J.O. May
Paper
"Failure Investigation and Testing of Single-Ply Roofing Membranes"
Peter E. Nelson
Paper

Sprayed-in-Place Polyurethane Roofing

"Maintenance of Sprayed Polyurethane Foam(PUF) Roofing Systems"
R.L. Alumbaugh
Paper
"A Study of Some Structural Interrelationships Between Polyurethane Foam and Protective Coatings"
Adrian L. Jenkins
Paper
"The Economic Feasibility of the Polyurethane Foam Roof System"
Dean T. Kashiwagi
Paper
"A Theory to Explain Roof Splitting by Ice"
Roger G. Riedel
Paper

Bituminous Roofing—Part I

"Elastomer SBS-Modified Bitumens: A Comparative Study of Three Specific Documents"
Alain Chaize
Paper
"Performance Aspects of SBS-Modified Asphalt Roofing Membranes"
Andrew Halasz
Paper
"Success and Failure with APP-Modified Bitumen"
Nico A. Hendriks
Paper
"Single-Ply: Mastery and Requisite Performances"
John Medlock
Paper

Insulation and Energy Conservation—Part I

"Economic Optimization of Roof Insulation Thermal-Resistance"
Andrew Adler
Paper
"Perspectives of U.S. Low-Slope Roof Research Capability and Energy Savings Potential"
Herbert Busching
Paper
"Thermal Performance Measurements of Insulated Roof Systems"
G.E. Courville
Paper
"Additional Insulation of Roofs"
Bengt-Ake Petersson
Paper

Single-Ply: Roofing—Part I

"PVC Roofing Membranes—Factors Affecting Tensile Tests"
O.M. Dutt
Paper
"Polyisobutylene (PIB) Single-Ply Membranes"
Werner H. Huhn
Paper
"Roof Coverings Made of PVC Sheetings: The Effect of Plasticizers on Life Time and Service Performance"
Gerhard Pastuska
Paper
"The Transfer of Architectural Fabric Structure Membrane Technology to High Performance Roofing Membranes"
Richard N. Seaman
Paper
"Mechanical Fastening of Single-Ply Roof Membranes into Steel Decks—An Engineering Evaluation"
Stanley W. Warshaw
Paper

Design And Application—Part I

"Wood-Based Panels for Roof Decks"
Daniel H. Brown
Paper
"Waterproofing of Expansion Joints: An Original System, Simple and Efficient"
Andre Bruder
Paper
"A New Model to Design Roofs by Mini- and Micro-Computers"
Rafaat Hussein
Paper
"Problems Related to the Design of Metal Roof Systems"
Dimos Polyzois
Paper
"The Significance of German Guidelines Regarding the Planning and Execution of Roofs with Waterproofing and New Considerations Pertaining to the Uniform Requirements of Roof Sealing"
Rudolf Hummel
Paper

Uplift Resistance

"Wind Design Guide for Ballasted Roofing Systems"
Richard J. Gillenwater
Paper
"Wind Tunnel Tests on Loose-Laid Roofing Systems for Flat Roofs"
R.J. Kind
Paper
"Stone Ballast Design Criteria on Loose-Laid Single-Ply Ballasted Roofs for Wind Speed, Size and Weight"
Thomas E. Phalen Jr.
Paper
"A study of the Behavior of Loose-Laid Ballasted Single-Ply Roofing Systems Subjected to Violent Winds"
Kenneth G. Schneider Jr.
Paper
"Air-Pressure Testing of Sheet-Metal Roofing"
Richard C. Schroter
Paper

Testing and Service Life—Part II

"Field Survey of Moisture-Gain Behavior Within Single-Ply Roof Systems"
Rene M. Dupuis
Paper
"New Research, Tests and Experience Concerning the Fire Resistance of Bituminous Roofing Systems in the Federal Republic of Germany"
Bert Haushofer
Paper
"Aging Criteria for PVC Roofing Membranes"
H.P. Lys
Paper
"Field Test Results of Experimental EPDM and PUF Roofing"
Myer J. Rosenfield
Paper
"Test Methods Used in Product Development"
Reiner Schoepe
Paper

Protected Membrane Roofing

"The Performance of Lightweight Inverted Flat Roofs"
J.C. Beech
Paper
"Thermal Design of Highly Insulated Inverted Roofs"
Anker F. Nielsen
Paper
"The Protected Membrane Roof—Membranes and Insulations"
John D. Van Wagoner
Paper
"Performance of the Protected Membrane Roof in Australia"
Harry Watts
Paper

Steep Roofing

"Concrete Roof Tile Developments and Pitched Roof Technology"
R.K. Gunn
Paper
"Concrete Roofing Tiles in the United States"
C.P. Ramani
Paper
"Experience with Insulated Sloped Roofing in West Germany"
Volker R. Zaiss
Paper

Design and Application—Part II

"Accessory Metal for Use With Membrane Roofing Assemblies"
Richard Baxter
Paper
"Flat Roofs in the U.K. and The Integrated System Approach"
Ray M. Edwards
Paper
"Expansion Joints in Low-Slope Roofs"
Justin Henshell
Paper
"The Way Ahead for Flat Roofing"
John Potter
Paper

Insulation and Energy Conservation—Part II

"The Response of Molded Expanded Polystyrene (EPS) Insulation Board to Various Attachment Methods"
Jerome Dees
Paper
"Use of Phenolic Foam in Low-Slope Roofing"
Michael J. Dvorchak
Paper
"Insulated Roofs with Two-Layer Steel Sheets"
Germund Johansson
Paper
"Expansion and Contraction Characteristics of Lightweight Insulating Concrete in Roofing Systems"
John E. Johnson
Paper

Single-Ply Roofing—Part II

"Outdoor Exposure of EPDM Roofing Membranes"
A.G. Strong
Paper
"The Effect of Application Parameters on Adhesive-Bonded Seams in Single-Ply Membranes"
Walter J. Rossiter Jr.
Paper
"Condensation Modeling of EPDM Single-Membrane Roof Systems"
Robert B. Walters
Paper
"Crack Bridging Properties of Elastomeric Waterproofing Wall Coatings"
Takatsugu Iwai
Paper
"An Accelerated Exposure Test for The Evaluation of Crack Bridging Ability of Roof Coatings Under Hot Climatic Conditions"
C. Jaegermann
Paper
"Novel Reinforced Acrylic Emulsion-Based Roof Waterproofing Systems"
M.S. Smit
Paper

Nondestructive Evaluation and Moisture

"Dry-Range and Wet-Range Moisture Content of Roofing Materials as Found in Existing Roofs"
Richard G. Anderson
Paper
"Moisture and Built-Up Roofing"
Carl G. Cash
Paper
"Drying of Roof Insulation: The Use of Wicks to Enhance Vent Performance"
Leon R. Glicksman
Paper
"Nondestructive Evaluation Methods for Assessing the Quality of Seams in Single-Ply Membranes"
James R. Clifton
Paper
"Roof Moisture Surveys: Yesterday, Today and Tomorrow"
Wayne Tobiasson
Paper

Bituminous Roofing—Part II

"Sliding of Waterproofing Layers"
C. DeBacker
Paper
"Choosing Bitumens and Polymers when Waterproofing with Prefabricated Sheets"
T. Diebold
Paper
"The New Tailored Wet-Laid Nonwoven Base Materials for Bitumen Roofing Felt"
Peter S. Fredricks
Paper
"Investigation of the Potential of Ice Lenses Under Built-Up Roofs on Lightweight Insulating Concrete"
John E. Johnson
Paper
"Prefabricated Panels for Built-Up Roofs"
Lars Runnevik
Paper
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