Dickson sworn in as FAA administrator

August 12, 2019

Stephen M. Dickson was sworn in Aug. 12, 2019, by U.S. Transportation Secretary Elaine L. Chao as the 18th Administrator of the Federal Aviation Administration (FAA). An aviation industry professional with nearly 40 years of experience, Dickson is widely respected and assumes the role of administrator of the agency during a critical moment for aviation …

IGS to host workshops on stabilization and hydraulics in Prague

August 9, 2019

The International Geosynthetics Society (IGS) will sponsor two workshops, “The Stabilization Function of Geosynthetics” and “Relationship between Testing and Design for Hydraulic Functions,” Nov. 10–13, 2019, in Prague, Czech Republic. IGS invites IGS members and geotechnical professionals everywhere to participate in its next set of high-level technical workshops. Organized by the IGS Technical Committee on …

Schapker tapped as ARTBA vice president of legislative affairs

August 5, 2019

The American Road & Transportation Builders Association (ARTBA) announced the hiring of Lauren Schapker as vice president of legislative affairs, a newly created position. She brings to the association nearly 15 years of experience on infrastructure policy issues.  As one of ARTBA’s primary advocates on Capitol Hill, Schapker will work with legislators and their staffs …

Geosynthetics Conference watch: Geosynthetics Conference 2020: CASE STUDIES

August 1, 2019

This summer the organizing committee will be hard at work developing the schedule and other features of the conference, to be held March 8–10, 2020, in Charleston, S.C. Its goal is to bring together a comprehensive array of case studies that focus on the many applications of geosynthetics as well as in-depth pre-show short courses …

Expansion of the Annacis wastewater treatment facility

Vancouver, British Columbia, Canada, is expected to grow to a total population of 3.4 million by 2041—an increase of about 1 million residents. The increased population will weigh heavily on the city’s existing infrastructure, requiring upgrades or new developments to fill the gap. A key initiative to help meet the region’s wastewater treatment needs is …

Geosynthetics are at the ready

Geosynthetics play a varied and important role in infrastructure, from liners and covers for reservoirs to landfill covers. They can be found in highway construction and in coal ash impoundments. They are part of the basic framework of public and private construction, supporting modern expectations for transportation, sanitation and reliable energy. The American Society of …

An innovative cover system to close an ash/sludge impoundment

By Paul C. O’Malley, José L. Urrutia and Don DiGuilio The two projects (confidential client) are industrial sites consisting of coal ash and by-product sludge located in the southeastern United States. The projects included 70 and 67 acres (28 and 27 ha) in closure areas, and the waste source consisted of industrial sludge with a …

Reviving the Palos Verdes Reservoir—Part 4

By John Heap and Chris Kelsey The active site work for the Palos Verdes Reservoir’s substantial update began in late 2016, advanced primarily throughout 2018 and concluded in the second quarter of 2019 with the filling of the reservoir. The project was immense for everyone involved, and with that has come the expected excitement, challenges …

The GMA Techline

Moderated by Robert M. Koerner, George R. Koerner and Y. “Grace” Hsuan A geotextile for unpaved driveway/road? Q: Is there any point in using a 150 g/m2 (4.4 oz/yd2) nonwoven geotextile in building an unpaved gravel driveway or gravel road? If so, what should be the most important characteristics of the fabric and what are …

GMA on the road

April and May are always busy months for the Geosynthetic Materials Association (GMA). Construction season is gearing up and the association is preparing to kick off its spring government relations activities. This year was no exception. GMA conducted its third state visit of the fiscal year by traveling to Wyoming; members attended key environmental and …