Events

GSI to host webinar on stability designs of landfill cover soils

October 15, 2019

The Geosynthetic Institute (GSI) will sponsor a webinar, “Stability Designs of Landfill Cover Soils,” on Oct. 23, from 11:30 a.m. to 1 p.m. EDT. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. This webinar focuses on the stability design of relatively thin soil …

GeoWatch

Geosynthetics Conference 2020: CASE STUDIES plenary speakers announced

October 14, 2019

The Welcome Plenary of the Geosynthetics Conference 2020: CASE STUDIES, March 8–10, 2020, features three local case studies, each detailing a project in Charleston, S.C. Speakers represent the South Carolina Department of Transportation (SC-DOT), S&ME Inc. and the U.S. Army Corps of Engineers. Attendees will learn how the unique challenges of design and installation in …

Events

TRI/Environmental to host CQA Training Week

October 11, 2019

TRI/Environmental is offering two one-day short courses, which may be taken singly or as a package. They are designed specifically for those who need a detailed understanding of proper construction quality control (CQC) and construction quality assurance (CQA) procedures at waste containment facilities. The courses provide ideal preparation for the Geosynthetic Certification Institute’s Inspectors Certification …

Events

FGI offers coal combustion residuals short course in North Carolina

October 7, 2019

The Fabricated Geomembrane Institute (FGI) is offering a one-day short course on Coal Combustion Residuals (CCRs): Current Regulations and Solutions. The short course will take place on Nov. 6 at the Center City Building near the University of North Carolina Charlotte campus. Attendees will gain a broad knowledge of current and emerging CCR regulations, local experience managing …

Expo News

Award breakfast transforms into a networking event

October 4, 2019

Keynote speaker Thom Singer hosted IFAI’s annual award ceremony October 3 at Expo 2019, continuing his message to “see people.” As Expo exhibitors and attendees entered the breakfast event, Singer encouraged people to separate from familiar colleagues and sit with new people. This year’s award ceremony was infused with an additional goal—that of networking with …

Awards

2019 International Achievement Award winners announced

October 3, 2019

The Industrial Fabrics Association International (IFAI) has awarded this year’s International Achievement Awards (IAA) for design excellence in specialty fabrics applications, announced at the awards breakfast on Thursday, Oct. 3 at IFAI Expo 2019. IFAI Expo is the largest specialty fabrics trade show in North America, held this year at the Orange County Convention Center …

Awards

IFF Innovation Award winners announced at IFAI Expo 2019

October 3, 2019

The Industrial Fabrics Foundation (IFF) has awarded Propex GeoSolutions, Chattanooga, Tenn., first prize in the 2019 IFF Innovation Award competition. The company’s PETROMAT® Enviro engineered paving fabric won in the category of End Products. Propex GeoSolutions was awarded a prize of $5,000, presented at IFAI Expo in Orlando, Fla. PETROMAT Enviro was developed to solve the milling …

Expo News

Puerto Rico pups steal hearts at IFAI Expo 2019

October 3, 2019

Amid the latest fabrics, equipment, technology and services for the specialty fabrics industry, Lorenzo, Lilo, Lolo, and Lulo stole hearts, and, according to some dog lovers—the show—at IFAI Expo 2019 in Orlando, Fla. For this Expo, the Industrial Fabrics Foundation (IFF) and the Pet Alliance of Greater Orlando came together to promote two great causes. …

Expo News

Follow the right steps to successfully bid on military contracts

October 2, 2019

The U.S. government is the largest buyer of goods and services in the world, and there are enough opportunities available for everyone to participate in military contract bidding, if you follow the right steps, according to Jennifer Fennell, CPM, director of procurement for Polo Custom Products, Topeka, Kan.  Fennell and Jeff Papalia, textiles program manager …

Industry News

New leadership for IFAI

October 2, 2019

Each year, the Leadership Development Committee of the Industrial Fabrics Association International (IFAI) follows a detailed process outlined in association bylaws for electing new board members. As recently announced at IFAI’s annual meeting at IFAI Expo in Orlando, the following individuals have been chosen to serve on the IFAI board of directors: Ron Houle, president …

Expo News

Award breakfast transforms into a networking event

October 4, 2019

Keynote speaker Thom Singer hosted IFAI’s annual award ceremony October 3 at Expo 2019, continuing his message to “see people.” As Expo exhibitors and attendees entered the breakfast event, Singer encouraged people to separate from familiar colleagues and sit with new people. This year’s award ceremony was infused with an additional goal—that of networking with …

Awards

2019 International Achievement Award winners announced

October 3, 2019

The Industrial Fabrics Association International (IFAI) has awarded this year’s International Achievement Awards (IAA) for design excellence in specialty fabrics applications, announced at the awards breakfast on Thursday, Oct. 3 at IFAI Expo 2019. IFAI Expo is the largest specialty fabrics trade show in North America, held this year at the Orange County Convention Center …

Awards

IFF Innovation Award winners announced at IFAI Expo 2019

October 3, 2019

The Industrial Fabrics Foundation (IFF) has awarded Propex GeoSolutions, Chattanooga, Tenn., first prize in the 2019 IFF Innovation Award competition. The company’s PETROMAT® Enviro engineered paving fabric won in the category of End Products. Propex GeoSolutions was awarded a prize of $5,000, presented at IFAI Expo in Orlando, Fla. PETROMAT Enviro was developed to solve the milling …

Expo News

Puerto Rico pups steal hearts at IFAI Expo 2019

October 3, 2019

Amid the latest fabrics, equipment, technology and services for the specialty fabrics industry, Lorenzo, Lilo, Lolo, and Lulo stole hearts, and, according to some dog lovers—the show—at IFAI Expo 2019 in Orlando, Fla. For this Expo, the Industrial Fabrics Foundation (IFF) and the Pet Alliance of Greater Orlando came together to promote two great causes. …

Expo News

Follow the right steps to successfully bid on military contracts

October 2, 2019

The U.S. government is the largest buyer of goods and services in the world, and there are enough opportunities available for everyone to participate in military contract bidding, if you follow the right steps, according to Jennifer Fennell, CPM, director of procurement for Polo Custom Products, Topeka, Kan.  Fennell and Jeff Papalia, textiles program manager …

Expo News

USACE shares infrastructure suggestions

October 17, 2018

Jeb Tingle, senior research engineer at the U.S. Army Corps of Engineers (USACE) Engineer Research and Development Center (ERDC) in Vicksburg, Miss., delivered the plenary address at GeoDallas on Oct. 17 on “Advancing the Nation’s Infrastructure: The USACE Role.” “There’s a big role for research and innovation,” Tingle said. “Doing business as usual won’t give …

Expo News

2018 International Achievement Award Winners Announced

October 17, 2018

The Industrial Fabrics Association International (IFAI) has awarded this year’s International Achievement Awards (IAA) for design excellence in specialty fabrics applications, announced at the awards breakfast on Wednesday, Oct. 17 at IFAI Expo 2018. IFAI Expo is the largest specialty fabrics trade show in North America, held this year at the Kay Bailey Hutchison Convention …

Expo News

Sharpen your competitive edge

October 17, 2018

Asking yourself one simple question can help make your business a magnet for new customers, says marketing professional Madeleine MacRae, owner of MM MacRae Coaching & Consulting. “That question is ‘Who is your ideal client?’” In her Oct. 16 Expo session on distinguishing yourself in the marketplace, MacRae says answering this question is the key …

Expo News

Digital presence is key to acquiring new customers in 2019

October 16, 2018

It’s no surprise the digital world means a company’s ability to attract and keep customers requires a dramatic shift in strategy, tools and resources. Ed Keough, vice president of sales for FutureGuard Building Products Inc. in Auburn, Maine, told business owners they need to embrace digital advertising or be “left in the dust” during his …

Expo News

IFAI Expo keynote speaker Mark Scharenbroich: “acknowledge, honor and connect” with employees and customers

October 16, 2018

Keynote speaker Mark Scharenbroich has straightforward advice for growing a business: Make a true connection with employees and customers and positive results will follow. Scharenbroich shared his humor and motivational wisdom with a packed room at IFAI’s 2018 Expo annual meeting October 16. Rain, wind and cold outside the Kay Bailey Hutchison Convention Center in …

Feature

Reinforcing dunes and bluffs with geosynthetics

October 1, 2019

By Brian Maggi, Christopher D. P. Baxter, Aaron Bradshaw, Annette Grilli and Naser Al Naser The devastating effects of recent hurricanes and nor’easters highlight the need to improve the resilience of coastal communities. There is a trend toward implementing “soft” engineering solutions such as dunes reinforced with geotextile sand containers (GSCs) or coastal bluffs stabilized …

Feature

Repairing an oil well platform with a geogrid reinforced soil slope

October 1, 2019

By Jeff A. Segar  The Mormon Butte site is in the Little Missouri National Grassland in the Badlands region of western North Dakota (Figure 1). Constructed in 1985 and leased through the U.S. Forest Service, the pad elevation was created by cutting into the side of the butte and depositing the spoils at a 1H:1V …

Case Study

Nature area drainage control with GCCM

October 1, 2019

By Joe Royer, Kurt Chirbas and Ziad Mazboudi The City of Laguna Niguel in Orange County, Calif., has its origins in the Rancho Niguel Mexican land grant, acquired in 1959 by the Laguna Niguel Corp. to develop one of California’s first master-planned communities, which has become predominantly a bedroom community. The city encompasses a total …

Case Study

Lessons learned in alternative coal ash pond closure design and construction

October 1, 2019

By Anna M. Saindon Coal ash pond closures often face unique challenges due to location, available borrow soils and construction constraints. These challenges can lead to alternative methods of closure to comply with Resource Conservation and Recovery Act (RCRA) Subtitle D and coal combustion residuals (CCR) regulations. This article summarizes the construction of the first …

Case Study

Remediation case study of uranium ore residues settling basin

September 30, 2019

By Laura Carbone, Ole Syllwasschy and Lilma Schimmel In the past, the Soviet-German stock company Wismut carried out an intensive uranium mining operation resulting in a large amount of polluted tailings containing daughter nuclides of uranium (Koß 1997) that were released into industrial sediment ponds (named IAA). The tailings “Pond 4” was built in 1957 …

Case Study Members only content

An innovative cover system to close an ash/sludge impoundment

August 1, 2019

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 …

Case Study Members only content

Reviving the Palos Verdes Reservoir—Part 4

August 1, 2019

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 …

GMA Techline Members only content

The GMA Techline

August 1, 2019

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 …

Case Study Members only content

A minitube blanket for landfill gas collection and containment

August 1, 2019

By Stephan Fourmont, Pascal Saunier and Toraj Ghofrani Landfill gas (LFG) is produced during the decomposition of putrescible material in landfills. Often referred to as biogas, LFG is a source of odors and fugitive greenhouse gas (GHG) emissions. LFG is typically 40%–60% methane, which is 25 times more potent to affect climate change than carbon …

Case Study Members only content

Stabilization of subgrade soils during Interstate 95 lane widening

August 1, 2019

By Bryan C. Gee, Eric Klein and William T. Maier The Maryland Transportation Authority (MDTA) is implementing a multiyear, multiphase project to add express toll lanes (ETLs) to Interstate 95. The ETLs are providing significant congestion relief in one of the most heavily trafficked corridors in the United States. The major modification to I-95 consists …

GMA Techline Members only content

The GMA Techline

August 1, 2019

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 Techline

The GMA Techline

June 1, 2019

Who is doing the testing? Q: This question relates to the number of rolls to be selected as the lot sample for specification conformance testing and refers to ASTM D4354. When I look at this standard, it appears the values in Table 1 of GRI’s White Paper #10 refer to the number of units to …

GMA Techline Members only content

The GMA Techline

April 1, 2019

Vegetation causing gases under geomembrane? Q: I have a site where we are installing a high-density polyethylene (HDPE) liner in an existing pond. Because of some residual heavy metals in the top layer of soil, I would like to strip off the top 3–6 inches (7.6–15.2 cm) of soil and vegetation. Alternatively, we could mow and …

GMA Techline

The GMA Techline

February 1, 2019

Geomembranes for canal lining Q: Our company is an international member of the Industrial Fabrics Association International (IFAI). Our government is planning to line their water canals with a geomembrane to prevent water seepage into the soil. We have been approached by many to suggest the most suitable material with specifications to guide them in …

GMA Techline Members only content

The GMA Techline

October 1, 2018

Toxicity of nonwovens? Q: Are there any comprehensive tests (or a general synopsis) of the environmental toxicity of leachate from nonwoven polypropylene fabrics when aged in a freshwater or saltwater solution? Regulatory and municipal bodies in Europe and New Zealand are requesting more info about products that are used in riparian and coastal environments. A: …

GMA Techline Members only content

The GMA Techline answers all

August 1, 2018

UV Weathering of Geotextiles Q: My firm is providing construction quality assurance services for a landfill cell expansion. We are having an issue with our contractor and are going to be in a position of having 8 ounces/square yard (271 g/m2) of nonwoven geotextile exposed for a period of time, which exceeds the seven-day limit …

Feature Members only content

GMA Techline

February 1, 2018

Determining quantity of recycled HDPE in a geonet Q: I have a question about high-density polyethylene (HDPE) geonets. Is it possible, by thermogravimetric analysis (TGA) and differential scanning calorimeter (DSC) analysis, to determine the quantity of recycled HDPE present in a geonet? I have a geonet that, I think, is made with virgin and recycled …

Feature Members only content

GMA Techline

October 1, 2017

Welding HDPE to PVC and more Q: I would appreciate any input you have on these questions: Can a high-density polyethylene (HDPE) geomembrane (GM) be welded to a PVC geomembrane? I am looking to connect a geomembrane to a building foundation. Based on some research, I have found the following options: bolt the geomembrane to …

Feature Members only content

GMA Techline

August 1, 2017

Liner repair? Pullout tests? Sewn seams? Shear strength of sludges? Geomembrane liner repair Q: I have a facility that has submitted liner repair documentation for the repair of a high-density polyethylene (HDPE) liner for a leachate/stormwater pond at an industrial landfill site. The repairs were performed using either a patch or, for indentations and small …

GMA Techline Members only content

Questions and answers from the GMA Techline

February 1, 2017

Spraying? Shear Strength? Hydraulics? [A more] non-permeable GT? Q: I have received an inquiry for a non-permeable geotextile, which is UV-resistant and will be installed on a long slope for erosion control. Could you kindly recommend a product that would meet these requirements or a solution for this application? Your assistance with this is much …

Events

GSI to host webinar on stability designs of landfill cover soils

October 15, 2019

The Geosynthetic Institute (GSI) will sponsor a webinar, “Stability Designs of Landfill Cover Soils,” on Oct. 23, from 11:30 a.m. to 1 p.m. EDT. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. This webinar focuses on the stability design of relatively thin soil …

Events

TRI/Environmental to host CQA Training Week

October 11, 2019

TRI/Environmental is offering two one-day short courses, which may be taken singly or as a package. They are designed specifically for those who need a detailed understanding of proper construction quality control (CQC) and construction quality assurance (CQA) procedures at waste containment facilities. The courses provide ideal preparation for the Geosynthetic Certification Institute’s Inspectors Certification …

Events

FGI offers coal combustion residuals short course in North Carolina

October 7, 2019

The Fabricated Geomembrane Institute (FGI) is offering a one-day short course on Coal Combustion Residuals (CCRs): Current Regulations and Solutions. The short course will take place on Nov. 6 at the Center City Building near the University of North Carolina Charlotte campus. Attendees will gain a broad knowledge of current and emerging CCR regulations, local experience managing …

Industry News

New leadership for IFAI

October 2, 2019

Each year, the Leadership Development Committee of the Industrial Fabrics Association International (IFAI) follows a detailed process outlined in association bylaws for electing new board members. As recently announced at IFAI’s annual meeting at IFAI Expo in Orlando, the following individuals have been chosen to serve on the IFAI board of directors: Ron Houle, president …

Industry News

U.S. Army Corps of Engineers designates priorities for disaster relief funding

October 1, 2019

The U.S. Army Corps of Engineers (USACE) announced work that it will accomplish with Flood Control and Coastal Emergencies, Operation and Maintenance, and Mississippi River and Tributaries account funding provided for emergency recovery efforts in the Additional Supplemental Appropriations Disaster Relief Act, 2019, Public Law 116-20. The act was signed into law June 6, 2019. …

GMA News

GMA is advancing the industry through advocacy and education

October 1, 2019

By Jonathan Curry Advocacy and education are key to the mission of the Geosynthetic Materials Association. GMA, through its state and local advocacy program, met with the New York State Department of Environmental Conservation in 2015 and, as a result, developed a strategic relationship that created the Waste Containment System Design seminars, which have provided …

Updates

Recovery of rare earth elements from acid mine drainage using geotextile tubes

October 1, 2019

By Tom Stephens Acid mine drainage (AMD) has been occurring in the Appalachian region since coal mining began in the early 18th century. Over time, many mines reached the end of their useful life and production ceased or companies went out of business, resulting in AMD discharging from these abandoned mines into native streams and …

GSI News

A forty-year anniversary for the first hardbound book on geosynthetics

October 1, 2019

By Robert M. Koerner In the late 1970s, I regularly invited speakers to make presentations to my geotechnical engineering classes at Drexel University. Two of them were very memorable: Bill Ragen of Mirafi and Bill Witherow of Carlisle. Their respective topics were “filter fabrics” and “pond liners,” and in truth I didn’t associate them with …

Industry News

U.S. Department of Transportation overhauls century-old rule

September 27, 2019

The U.S. Department of Transportation’s Federal Highway Administration (FHWA) has published an updated federal rule to give states more flexibility and choice in which products or services can be used on federally funded highway projects. The change is intended to improve safety and increase efficiency while saving taxpayer dollars. “This much-needed update of a century-old, …

Industry News

McGough elected ARTBA chair

September 26, 2019

Steve McGough, president and chief financial officer of Sugar Land, Texas-based HCSS, has been elected 2019–2020 American Road & Transportation Builders Association (ARTBA) chair. The announcement was made during the association’s national convention held Sept. 22–25 in Savannah, Ga. A 35-year construction industry veteran, McGough joined HCSS in 2005 as chief operating officer. He added president …

Events

Webinar: Geosynthetics for coal combustion residual (CCR) applications

June 11, 2019

The Fabricated Geomembrane Institute (FGI) will sponsor a free webinar, “Geosynthetics for Coal Combustion Residual (CCR) Applications,” on June 25, from 12 p.m. to 1 p.m. CDT. This webinar will discuss the application of geosynthetic products for use in coal combustion residual (CCR) landfills and impoundments. The webinar will provide an overview of the available …

Industry News

Applications being accepted for DFI’s Women in Deep Foundations professional development grants

April 1, 2019

The DFI Educational Trust and the DFI Women in Deep Foundations Committee are awarding five grants of $1,750 each to women involved in design and/or construction of deep foundations to attend DFI’s 44th Annual Conference on Deep Foundations in Chicago, Oct. 15–18, 2019. The grant includes free conference registration and covers related expenses for attending …

Geogrids

Modeling demonstrates benefit of geogrid-reinforced aggregate base

December 21, 2018

Improved modeling of geogrid for use with the Minnesota Department of Transportation’s pavement design software, MnPAVE Flexible, will allow pavement designers to simulate field tests of stiffness and resiliency in pavements over bases with and without geogrid. The department, known as MnDOT, is using modeling results from a recent study to develop a design input that quantifies the …

Events

GSI to host short course on QA/QC in waste containment, GMA members get discounted rates

December 20, 2018

The Geosynthetic Institute (GSI) will sponsor a short course “Quality Assurance/Quality Control of Geosynthetics in Waste Containment Facilities,” Jan. 14–16, 2019, from 11 a.m. to 12:30 p.m. and 2 p.m. to 3:30 pm EST. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. This …

Industry News

FGI offers webinar on shear testing

December 17, 2018

The Fabricated Geomembrane Institute (FGI) will sponsor a free webinar “Geosynthetic Interface Shear Testing,” on Jan. 22, 2019, from noon to 1 p.m. CDT. In this presentation, Robert Swan of Drexel University will discuss the different methods of measuring geosynthetic interface shear strength, describe industry standard test methods and explore the accreditation process for laboratories …

Events

Christopher to present Koerner lecture series on ‘lessons learned’

December 14, 2018

Barry R. Christopher, Ph.D., P.E., will present the first in the 2019 Dr. Robert M. Koerner Award and Lecture Series on “Lessons Learned: An Adventure in 4 Decades of Geosynthetics Engineering” on Feb. 13, 2019, at the Geosynthetics Conference 2019 in Houston, Texas. The presentation will review his involvement in the development of geosynthetics engineering …

Company News

EPT introduces new string-reinforced LLDPE geomembrane

December 13, 2018

To meet the growing demand for linear low density polyethylene (LLDPE) by geomembrane fabricators and installers, Engineered Polymer Technologies (EPT) has announced a new string-reinforced LLDPE fabric. LLDPE has been in increasing demand due to its superior flexibility and better layflat versus high density polyethylene (HDPE). EPT has specially formulated its LLDPE fabric for high …

Industry News

FGI accepting applications for engineering innovation award

November 30, 2018

The Fabricated Geomembrane Engineering Innovation Award was created to recognize engineers who have creatively used fabricated geomembranes to successfully fulfill a client/owner’s needs, including technical requirements, scheduling and budget. Today’s engineers are working to solve environmental issues on a global scale. The Fabricated Geomembrane Institute’s (FGI’s) Fabricated Geomembrane Engineering Innovation Award competition pays tribute to …

GSI News

GSI to host webinar on stability designs for landfill covers, GMA members get discounted rates

November 29, 2018

The Geosynthetic Institute (GSI) will sponsor a webinar “Stability Designs of Landfill Cover Soils,” on December 12, from 11:30 a.m. to 1 p.m. EDT. GMA member companies and their employees receive discounted rates on all GSI webinar and short course registrations. This webinar focuses on the stability design of relatively thin soil layers over geosynthetics …

Industry News

Tensar to present technical seminar in Minneapolis

November 26, 2018

Tensar International Corp. will sponsor a technical seminar in Minneapolis, Minn., on Jan. 8, 2019, from 7:30 a.m. to 4 p.m. CDT. The seminar will be held at the Hyatt Regency Minneapolis. The seminar will cover a variety of geosynthetic applications, including roadways, pavement maintenance, walls and slopes, market solutions, airfields, mechanically stabilized earth (MSE) …