The Day After: Documentation of Damage to Roofs from a Hailstorm and the Subsequent Restoration Efforts May 15, 2008 PM On May 4, 2006, a hail-producing thunderstorm passed through the northwest portion of Harris County in the suburbs of Houston, Texas. The storm was relatively small in size–approximately five square miles–and was concentrated over an area predominantly populated by single- and multi-family residential dwellings, primary education facilities, and a few retail buildings. The first […] Read More
A Flash In The Pan: A Field Guide For Windows And Doors May 15, 2008 WHAT’S NEW The latest standard for window and door installation, ASTM E2112-07, Standard Prac tice for Installation of Exterior Windows, Doors, and Skylights, recommends sill pan flashing under all windows and doors for low-rise residential and light commercial buildings, with a few generalized exceptions. The 2006 International Building Code (IBC) is now generally adopted and […] Read More
Long-Term Thermal Resistance (LTTR) – Five Years Later May 15, 2007 In 2000, a new, prescriptive test method (CAN/ULC-S770, “Standard Test Method for Determination of Long-term Thermal Resistance of Closed-Cell Thermal Insulating Foams”) for determining R-values of certain foam plastic insulations was adopted as a national standard in Canada, providing a longneeded definition of “aged” R-value. Aging refers to the gradual change in cell gas composition […] Read More
Saving The World One Air Barrier At A Time May 15, 2007 Reducing dependence on fossil fuels, cutting greenhouse gas emissions, and conserving valuable energy resources – these are all hot-button issues discussed regularly over the airwaves and in publications. While virtually everyone can agree that these are important issues, there is much disagreement on which remedies to pursue. As we live and work largely in a […] Read More
Roof Drainage Design May 15, 2007 Doorways to the Future PROCEEDINGS of the RCI 22nd International Convention & Trade Show Orlando, Florida • March 1-6, 2007 © RCI, Inc. 1500 Sunday Drive, Suite 204 • Raleigh, NC 27607 Phone: 919-859-0742 • Fax: 919-859-1328 • www.rci-online.org Roof Drainage Design Stephen L. Patterson, RRC, PE Roof Technical Services, Inc. Fort Worth, Texas Doorways […] Read More
Using The Whole-Building Approach To Achieve High-Performance Buildings May 15, 2007 USING THE WHOLEBUILDING APPROACH TO ACHIEVE HIGHPERFORMANCE BUILDINGS EDWARD R. ACKER, AIA, LEED® AP STEVEN WINTER ASSOCIATES, INC. WASHINGTON, DC S Y M P O S I U M O N B U I L D I N G E N V E L O P E T E C H N O L O […] Read More
Project Profile: Bermuda Roof In Hartford, Connecticut May 15, 2006 Cityplace I is a Class-A, highrise office tower in the heart of downtown Hartford, Connecticut. This polished, granite-clad, 530-ft.+, 38- story building was designed and completed in the 1980s by Skidmore, Owings, and Merrill. Atop the building is an aesthetically pleasing and functional bermuda seam copper roofing and wall cladding system. Around the year 2000, […] Read More
Polyiso Roof Insulation: Zero Ozone Depletion Potential, Long-Term Thermal Stability, and a Four-Year Track Record May 15, 2002 August 2002 Interface • 7 We all remember Y2K when most of our computers were predicted to fail, unable to recognize the year 2000. Warnings from CNN and the newspapers were seemingly endless, explaining in ever-greater detail the dire consequences we would face, including crashing computers, disappearing bank accounts, and disruption of electricity, natural gas, […] Read More
Electric Field Vector Mapping (EFVM) May 15, 2002 Operation Principle The EFVM technique uses water as an electrically conductive medium; therefore, it is essential that the surface to be tested is wet. If it is not raining at the time of the survey, then water needs to be sprayed over the area. Once the area is suitable for the test, the survey technician […] Read More
