Search results for Performance Based Navigation PBN Implementation

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Venice to Ljubljana: A Drive-by Noise Barrier Tour

by Doug Barrett Last month I had the opportunity to make the 2.5 hour drive from Venice, Italy to Ljubljana, Slovenia. First rounding the broad lowlands of the…

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Project Delivery Excellence Award

…modeling was based on a set of legacy models with limited documentation and information available for reference. As the models were updated and tested, several issues were found and needed…

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Solar Reflectivity Study, Newark Liberty International Airport

…Traffic Control Tower and arriving aircraft. HMMH utilized its in-house proprietary modeling tool SoGlare™ to predict reflections based on project design and the path of the sun throughout the year….

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ACRP Research Report 207: Optimizing the Use of Electric Preconditioned Air (PCA) and Ground Power Systems for Airports

…emissions and to save on fuel and maintenance costs however, these systems are not always optimally utilized. Based on industry stakeholder outreach with airports, airlines, pilots and equipment manufacturers, HMMH…

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Solar PV Air Quality Environmental Assessment, Hanscom Air Force Base

…(NOx), particulate matter (PM10 and PM2.5) and carbon dioxide (CO2) would be estimated. Total construction and operational emissions were estimated, summarized, and compared to the EPA de minimis levels based

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Dulles Airport Air Cargo Connector Environmental Assessment

…EPA approved MOVES emission model and the CAL3QHC dispersion model. The study area is located in an EPA designated non-attainment area for the 1997 annual PM2.5 standard. Based on the…

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OMEGA Community Noise Study: Indices to enhance understanding and management of community responses to aircraft noise exposure

…noise. The study asked focus group members to evaluate a range of traditional and “supplemental” noise information. The goal of the study was not to undermine existing contour-based noise metrics…

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Turn it Down!

…our house (this, based on the theory that we did not ‘push’ science hard enough with the 12-year old when she was young – no time like the present to…

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TRB Releases HMMH-Authored Report on Aircraft Noise Annoyance and Sleep Disturbance

…with the FAA to refine the survey methods based on the results of the Study and to develop an appropriate statistical process for randomly selecting the 20 representative airports….

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Transit Noise and Vibration Training Course

…by Lance Meister The National Transit Institute is offering a three-day course on transit noise and vibration impact assessment. The course is based on the FTA Noise and Vibration…

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