Roof Consultants and Expert Witness Testimony July 03, 1997 Roof Consultants and Expert Witness Testimony By Sy Elakman, RRC Roof consultants are often asked to provide their opinion in the form of expert witness testimony. Many consultants seek this type of work, while oth¬ ers try to avoid becoming involved. Often, con¬ sultants are involved without warning following an unfavorable inspection report. There […] Read More
Roof Expansion And Control Joints July 03, 1997 Roof Expansion And Control Joints B> Iris Zieiontaj R Eng. Introduction Roof expansion and control joints frequently pose a set of difficult if not unusual problems to the roof designer and installer. By their very nature, an expansion or control joint on a roof has to have the ability to meet and accommodate movement […] Read More
The Elusive Roof Edge Pressure Coefficient June 03, 1997 The Elusive Roof Edge Pressure Coefficient By John B. Hickman Introduction When I was in graduate school, I marveled at the arcane thesis topics listed daily in the campus newspaper. Among the memorable ones were “The Fenestration of 3rd Grade Classrooms,” “The Rectal Temperature of Hibernating American Black Bears” or my own “Measuring the […] Read More
Choosing A Durable Roofing System June 03, 1997 Choosing A Durable Roofing System By Wayne Tobiasson Indoor and outdoor climates influence durability, as do conditions during construction. Cost is almost always a very important aspect of choosing a durable roofing system, and life-cycle costs are the most important costs to consider. The word “sustainable” connotes preservation of the environment. A host of […] Read More
Microscopic Roof Leaks Destroy Fasteners And Insulation May 03, 1997 Microscopic Roof Leaks Destroy Fasteners And Insulation Dy John Wipers, RRCS FRCI, PE A routine roof moisture survey performed in 1993 resulted in the discovers7 of a mode of roof leakage I had never before observed nor dreamed of. The source was capillaries within a single ply membrane. Not only had the roof insulation become […] Read More
Project Report: Florida International Museum Reroofing – A Decision-making Process May 03, 1997 Project Report: Florida International Museum Reroofing – A Decision-making Process By David H. Siple, RRC, FIRC^i In new construction, the roof designer can apply all the best design principles and standards to meet the require¬ ments of the project. In reroofmg, the structure is in place and many features cannot economically be changed to […] Read More
Keeping the Family Business in the Family May 03, 1997 Keeping the Family Business in the Family By Gary Pendleton, CFC, Safran Law Offices, Raleigh, NO Many owners of architectural and engineer¬ ing firms have not been made aware of the impact that a premature death or disability could have on their company. The current estate and inheritance taxes only occur after both spouses are […] Read More
Marketplace Changes and Response May 03, 1997 Marketplace Changes and Response By Bruce Wittenbaum It has been a long time since three bids were not received for a project, and the bids submitted were well in excess of the original estimate for the project. My esti¬ mates prior to bidding are always high-end numbers in hopes that the client will receive […] Read More
Asbestos and Roof Consulting Watching Your Step April 03, 1997 Asbestos and Roof Consulting Watching Your Step By Chuck Marvin, RRC The roofing industry now has sanity regarding asbestos regulations at the federal level. This improved situation is due in large part and per¬ haps completely to the National Roofing Contractors Association’s (NRCA’s) legal action taken against the Environmental Protection Agency (EPA) and the Occupational […] Read More
Water Intrusion From Rooftop Mechanical Equipment April 03, 1997 Water Intrusion From Rooftop Mechanical Equipment . By Joseph D. Shuffleton, P.E. In the Washington D.C. area and many other parts of the country’, the winter of 1995-’96 will long be remem¬ bered for many undesirable things. The dreaded Dallas Cowboys once again became Super Bowl Champions. The federal government shut down twice (but at […] Read More
