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The science behind helicopter noise and how the industry is working to reduce it
The topic of noise is never far away for many helicopter operators. We look at where it comes from, why helicopter noise seems to generate a disproportionate level of complaint, and what can be done to help reduce it. By Ed Brotak | February 25, 2021
Estimated reading time 15 minutes, 44 seconds.
For years, it’s been one of the most pressing issues in the helicopter industry. Operators field calls from residents complaining about it and must build flight paths in consideration of it, manufacturers are constantly looking at ways to reduce it, and it’s one of the key considerations for the emerging urban air mobility sector. “It” is, of course, noise.
State trucking associations, other trucking groups urge against liability insurance hike
A coalition of more than 60 trucking-related associations penned a letter this week to the House Committee on Transportation and Infrastructure to discourage members from voting for an increase in the existing minimum liability insurance coverage required for trucking companies.
The coalition of 62 associations includes more than 20 state trucking associations, several agriculture associations and more.
“An increase in insurance requirements is wholly unnecessary, would do nothing to improve highway safety, and would have a severe negative impact on truckers, farmers, and manufacturers by significantly increasing their operational costs,” the letter states.
Credits: Image: Design Distill Credits: Image: Interface Caption: Conceptual rendering of the publicly accessible open space at the corner of Third Street and Broadway Credits: Image: Design Distill Credits: Image: Interface
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MIT’s proposed redevelopment of the 14-acre Volpe parcel in Kendall Square is ready to start a new chapter in its review and approval process. With the Institute’s design and construction of the new John A. Volpe National Transportation Systems Center on four acres of the site underway, the Volpe team is now focusing on the remaining 10 acres of the parcel.
This planned two-step process was anticipated in the Volpe zoning agreement with the city as the federal government required the building of its transportation center in advance of the development of the rest of the
December 22, 2020
IARN The U.S. Department of Agriculture (USDA) released a report, The Importance of Highways to U.S. Agriculture, prepared in close partnership with the Department of Transportation (DOT). The report was researched and written by DOT’s Volpe National Transportation Systems Center through a cooperative agreement overseen by USDA’s Agricultural Marketing Service (AMS) and its Transportation Services Division.
Agricultural producers are the single largest user of freight services, comprising 17% of freight movements across all transportation modes in dollar value and 33% of all ton-miles (U.S. DOT, BTS, and U.S. Census Bureau, 2017). In 2017, 2.9 billion tons of agricultural products worth $2.5 trillion moved on the freight network.