Search results for noise consultants

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A “perfect storm” – Recent actions by all three branches of the federal government address more types of aircraft noise, and acknowledge that adverse effects extend beyond traditional noise contours.

…by Ted Baldwin Serious federal attention to aircraft noise began around 1960, largely in response to community concerns (okay, complaints) related to the introduction of early air carrier jets…

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The Source, Of Course

…by Lance Meister (The first in an occasional series on the basics of noise and vibration as they relate to trains and transit.) One of the basic things we…

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Noise Outside DNL 65

…term was coined in 1984 – ironically, the same year I started in this business), but is precipitated by the publication of ACRP Synthesis 16, Compilation of Noise Programs in…

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From Whence Came Ldn / DNL 65?

…by Nick Miller With FAA developing a research roadmap, and fears (hopes?) expressed by many in our airport noise community that the compatibility guideline might change, I became “curiouser…

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A Better Way to Compare Aircraft Noise and Emissions?

…by Nick Miller The World Health Organization (WHO) has recently published “Burden of disease from environmental noise, Quantification of healthy life years lost in Europe.” The title sparked my…

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BTS Releases National Transportation Noise Map

…  Source: https://www.rita.dot.gov/bts/press_releases/bts015_17 The U.S. Department of Transportation’s Bureau of Transportation Statistics’ (BTS) initial National Transportation Noise Map was released earlier this week. It shows that more than 97…

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FHWA Proposes Revisions to Procedures for Traffic Noise Abatement

…involved with traffic noise analysis, 23 CFR Part 772 is the source from which all other state or local guidance flows. While maintaining much of the existing regulation, the proposed…

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MassDOT I-93 and I-95 Improvements Study Noise Analysis and Abatement Evaluation

…HMMH conducted a complete noise impact and abatement study for the Environmental Assessment for the proposed I-93/I-95 improvements in Canton and Westwood, Massachusetts. The noise study was recently updated…

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Stage 5 Aircraft Noise Standards Approved in US – What does it mean for airports?

…On October 4, 2017, the Federal Register published a new noise standard for newly certified large airplanes.[1] The noise standard, Stage 5, applies to large jets with a Maximum…

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We are here! We are here!

…learn something from the ACI-NA Noise Working Group here!), and bring consistent messages to decision-makers. So here’s the story: the FAA has been drafting a Program Guidance Letter on Eligibility…

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