GMA News

Baca joins GMA executive council

May 17, 2019

Owens Corning has named Carl Baca as the company’s liaison to the Geosynthetic Materials Association (GMA) executive council. Baca takes the place of Andy Durham, who left Owens Corning for a position with Erosion Control Systems of Florida. Baca is in charge of marketing for Owens Corning Geosynthetics. He is actively working to position Owens …

Company News

Two major acquisitions in less than 30 days

May 9, 2019

Last month, a family investment group in Vancouver, B.C., Canada, acquired all controlling interests in the European operations of Propex Operating Company LLC and renamed the company Propex Furnishing Solutions. Their agreement, which included the rights to purchase the furnishings business in the U.S., was exercised at the end of April and finalized before the new …

Events

2020 IECA Annual Conference and Expo call for abstracts is open

May 9, 2019

Industry professionals are encouraged to submit an abstract to speak at the 2020 IECA Annual Conference and Expo in Raleigh, N.C., Feb. 23–26, 2020. The abstract submission deadline is May 31, 2019. Experts who are interested in sharing their knowledge on stormwater and MS4 management; erosion and sediment control; and wetland, stream and shoreline restoration …

Industry News

Nason sworn in as new federal highway administrator

May 8, 2019

U.S. Transportation Secretary Elaine L. Chao swore in Nicole R. Nason as the 20th administrator of the U.S. Department of Transportation’s (USDOT) Federal Highway Administration (FHWA) on May 2. The U.S. Senate overwhelmingly confirmed Nason by a vote of 95-1 on March 28. “We welcome Nicole back to the U.S. Department of Transportation. Her record …

Events

ISSMGE issues call for abstracts for 4th ICTG 2020

May 7, 2019

The International Society of Soil Mechanics and Geotechnical Engineering (ISSMGE) has released a call for abstracts for the 4th International Conference on Transportation Geotechnics (4th ICTG), to be held Aug. 30–Sept. 2, 2020, in Chicago. The deadline for submissions is June 16, 2019. Themes include many aspects of geotechnical engineering, including geosynthetics in transportation applications. …

Industry News

Americans cross deficient bridges 178 million times per day

May 6, 2019

The American Road & Transportation Builders Association (ARTBA) released it’s 2019 Bridge Report, and it rates 47,052 bridges as structurally deficient, 7.6% of all bridges. The structurally deficient bridges carry 178 million travelers per day. Thirty-eight percent of all bridges, some 235,020 spans, have identified repair needs. This includes structurally deficient bridges and one in …

Company News

Saint-Gobain ADFORS partners with American Road Patch to be the exclusive distributor

May 3, 2019

Saint-Gobain ADFORS, a global leader in manufacturing of customized reinforcement solutions, has partnered with ABH Enterprises and Strategic Sourcing Group to be the official distributor of the American Road Patch peel and seal pavement patch. Potholes cost billions of dollars annually in road and collision repairs. Current road repair methods do not always address the …

GMA News

GMA to host Waste Containment System Design III seminar in Syracuse, N.Y.

May 2, 2019

The Geosynthetic Materials Association (GMA) will sponsor the seminar “Waste Containment Design III: An Overview of the Current State of Practice for the Design of Solid Waste Landfill Double-Liner and Final Cover Systems,” July 16–17, at the Crowne Plaza in Syracuse, N.Y. The objective of this third in a series of landfill design seminars is …

Erosion Control

Carthage Mills installs geocell in video

May 2, 2019

Carthage Mills has released a YouTube video showing the installation of a geocell on a slope. The company carries the CX and CXW Series of geocells, which are three-dimensional, expandable panels made from high-density polyethylene (HDPE). Engineers use such geocells for containment, erosion control and ground stabilization applications. They improve the structural and functional behavior …

Industry News

DFI forms new risk and contracts technical committee

May 1, 2019

The Deep Foundations Institute (DFI) formed its 26th technical committee—the DFI Risk and Contracts Committee. The goal of the committee is to raise awareness of risk management through programs and promotion. Key objectives for the committee are to: Establish the fundamental requirements for geotechnical risk management for all entities involved in the geotechnical project’s life …

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 …

Expo News

Textile testing for comfort

October 16, 2018

IFAI’s Pre-Expo Conference Oct. 15 in Dallas offered a range of presentations—many of them focused on topics of particular interest in the advanced textiles area. Textile testing is one topic that will be addressed in more than one session. At the beginning of his talk yesterday on testing and evaluating fabrics’ human comfort, performance and …

Expo News

Useful social media for companies of all sizes

October 15, 2018

Should you bother with social media? Most definitely yes, says Luke Gusman, marketing manager for Sta-Lok Inc., a longtime manufacturer of marine and architectural rigging hardware. Gusman says that no matter how large or small your company, there are five social media platforms that can increase engagement with your product or service and raise your …

Expo News

Successful multigenerational workplaces

October 15, 2018

This is the first time in history that five distinct generations are working in a single workplace, says J. Karl Sherrill Jr., a certified risk manager with Marsh & McLennan Agency LLC, in his 2018 Expo session “Leading Successful Teams in a Multigenerational Workplace.” “It’s a trend affecting every business,” says Sherrill. “You have people …

Expo News

Sewing tips and tricks

October 15, 2018

One of the trickiest things facing the sewing industry is finding qualified workers. Many new employees may be unfamiliar with the basics of sewing machine operation, says Faith Roberts, owner of Banner Canvas in Ham Lake, Minn. In her IFAI Expo session “Sewing Tips and Tricks,” Roberts points out that many young people didn’t grow …

Events

Last exhibit spots in the Geosynthetics Pavilion at IFAI Expo/CAMX available now

June 19, 2018

There’s still time to reserve a booth in the Geosynthetics Pavilion but please act quickly. The Geosynthetics Pavilion at GeoDallas, Oct. 16–17, 2018, part of IFAI Expo/CAMX, has a few booth spaces available, and we don’t want you to miss out on this great opportunity to promote your geosynthetics products. The Geosynthetics Pavilion at the Kay …

Erosion Control

Carthage Mills installs geocell in video

May 2, 2019

Carthage Mills has released a YouTube video showing the installation of a geocell on a slope. The company carries the CX and CXW Series of geocells, which are three-dimensional, expandable panels made from high-density polyethylene (HDPE). Engineers use such geocells for containment, erosion control and ground stabilization applications. They improve the structural and functional behavior …

Feature

Large-scale studies to evaluate the resilient modulus of geocell-reinforced pavement

April 1, 2019

The 2017 ASCE report card (ASCE 2017) on civil infrastructure assigned grade “D” for America’s roads, and this rating necessitates the adoption of more sustainable and resilient approaches in design and construction of transport infrastructures such as highway embankments and pavements. Reclaimed asphalt pavement (RAP) material has been considered as one of the sustainable options …

Feature

Expanding a lakeside road with a reinforced soil slope

April 1, 2019

Reconstruction of Hennepin County State Aid Highway 112 is a multi-phase project. Phase 1 was completed in fall 2018. Phase 1 included reconstruction and widening of the existing roadway as well as the construction of a bike trail between the road and the lake. The roadway/trail alignment is adjacent to the shoreline of Minnesota’s Long …

Feature

Performance evaluation of a multi-span GRS–IBS

April 1, 2019

The I-70 multi-span bridges (Figure 1) over Smith Road in Aurora, Colo., included design methodology changes that were classified as “experimental features,” and, thus, additional project funds were included for evaluation. In order to understand the geostructural performance of the multi-span geosynthetic reinforced soil–integrated bridge system (GRS–IBS), the abutment was instrumented with a vertical chain …

GMA Techline

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 …

Feature

Yeager Airport: Deconstruction and reconstruction of the side of a mountain

April 1, 2019

Yeager Airport is located on top of a series of leveled mountains in Charleston, W.Va. Completion of the original airport construction in the 1940s required 9 million cubic yards (6.9 million m3) of soil and rock earthwork (Keller 2017). In 2005, due to Federal Aviation Administration (FAA) safety requirements, it was necessary to construct a …

Case Study

Rebuilding roads, replacing transmission lines damaged during Hurricane Michael in Florida’s Panhandle

March 1, 2019

Hurricane Michael caused extensive damage to Florida’s power grid network, leveling more than 100 transmission towers in a 34-mile (55-km) right-of-way from Port St. Joe to Callaway. This right-of-way crosses swampy, remote and hard-to-reach areas, making rebuilding the grid even more challenging. This extremely wet, muddy ground prevented Duke Energy repair vehicles from accessing the …

Feature Members only content

A leachate pond geomembrane after 25 years of service

February 1, 2019

This article reports on the evaluation of an exposed geomembrane liner in a landfill leachate pond after being in service for 25 years. The evaluation was performed in two campaigns: in August 2014 and in May 2018. The purpose of the evaluation was to determine the condition of the geomembrane and to provide a recommendation …

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 …

Feature Members only content

Reviving the Palos Verdes Reservoir, Part 3

February 1, 2019

California’s water infrastructure is one of the most challenged systems in the United States due to the large population it supports, the age of much of the water infrastructure, and the diverse environments—mountains, coastlines, old-growth forests, deserts—found in the state. The water infrastructure is also one of the country’s most advanced systems, in part due …

GMA Techline

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 …

GMA Techline Members only content

Questions and answers from the GMA Techline

August 1, 2016

Geosynthetic filter failure Q: I am interested in your upcoming webinar on geosynthetic filters and was hoping to get a little clarification on the content. I’m most interested in how geotextile fabrics are used with riprap but I also understand these fabrics are perhaps more commonly associated with roadway construction. How much does this webinar …

GMA Techline Members only content

Recycled materials reinforcement?

June 1, 2016

Questions and answers from the GMA Techline We are soliciting information on the use of recycled materials in the reinforced zone of MSE walls. I recall you as the keeper of many case histories. Do you have any success or failure stories about such recycled content in a reinforced zone? I’m mindful of chemical attack …

GMA News

Baca joins GMA executive council

May 17, 2019

Owens Corning has named Carl Baca as the company’s liaison to the Geosynthetic Materials Association (GMA) executive council. Baca takes the place of Andy Durham, who left Owens Corning for a position with Erosion Control Systems of Florida. Baca is in charge of marketing for Owens Corning Geosynthetics. He is actively working to position Owens …

Company News

Two major acquisitions in less than 30 days

May 9, 2019

Last month, a family investment group in Vancouver, B.C., Canada, acquired all controlling interests in the European operations of Propex Operating Company LLC and renamed the company Propex Furnishing Solutions. Their agreement, which included the rights to purchase the furnishings business in the U.S., was exercised at the end of April and finalized before the new …

Events

2020 IECA Annual Conference and Expo call for abstracts is open

May 9, 2019

Industry professionals are encouraged to submit an abstract to speak at the 2020 IECA Annual Conference and Expo in Raleigh, N.C., Feb. 23–26, 2020. The abstract submission deadline is May 31, 2019. Experts who are interested in sharing their knowledge on stormwater and MS4 management; erosion and sediment control; and wetland, stream and shoreline restoration …

Industry News

Nason sworn in as new federal highway administrator

May 8, 2019

U.S. Transportation Secretary Elaine L. Chao swore in Nicole R. Nason as the 20th administrator of the U.S. Department of Transportation’s (USDOT) Federal Highway Administration (FHWA) on May 2. The U.S. Senate overwhelmingly confirmed Nason by a vote of 95-1 on March 28. “We welcome Nicole back to the U.S. Department of Transportation. Her record …

Events

ISSMGE issues call for abstracts for 4th ICTG 2020

May 7, 2019

The International Society of Soil Mechanics and Geotechnical Engineering (ISSMGE) has released a call for abstracts for the 4th International Conference on Transportation Geotechnics (4th ICTG), to be held Aug. 30–Sept. 2, 2020, in Chicago. The deadline for submissions is June 16, 2019. Themes include many aspects of geotechnical engineering, including geosynthetics in transportation applications. …

Industry News

Americans cross deficient bridges 178 million times per day

May 6, 2019

The American Road & Transportation Builders Association (ARTBA) released it’s 2019 Bridge Report, and it rates 47,052 bridges as structurally deficient, 7.6% of all bridges. The structurally deficient bridges carry 178 million travelers per day. Thirty-eight percent of all bridges, some 235,020 spans, have identified repair needs. This includes structurally deficient bridges and one in …

Company News

Saint-Gobain ADFORS partners with American Road Patch to be the exclusive distributor

May 3, 2019

Saint-Gobain ADFORS, a global leader in manufacturing of customized reinforcement solutions, has partnered with ABH Enterprises and Strategic Sourcing Group to be the official distributor of the American Road Patch peel and seal pavement patch. Potholes cost billions of dollars annually in road and collision repairs. Current road repair methods do not always address the …

GMA News

GMA to host Waste Containment System Design III seminar in Syracuse, N.Y.

May 2, 2019

The Geosynthetic Materials Association (GMA) will sponsor the seminar “Waste Containment Design III: An Overview of the Current State of Practice for the Design of Solid Waste Landfill Double-Liner and Final Cover Systems,” July 16–17, at the Crowne Plaza in Syracuse, N.Y. The objective of this third in a series of landfill design seminars is …

Industry News

DFI forms new risk and contracts technical committee

May 1, 2019

The Deep Foundations Institute (DFI) formed its 26th technical committee—the DFI Risk and Contracts Committee. The goal of the committee is to raise awareness of risk management through programs and promotion. Key objectives for the committee are to: Establish the fundamental requirements for geotechnical risk management for all entities involved in the geotechnical project’s life …

Industry News

GSI releases request-for-proposals for graduate student fellowships

April 30, 2019

The Geosynthetic Institute (GSI) announces a worldwide request-for-proposals (RFPs) focusing on innovative geosynthetics research and development projects. There will be several awards given, each for $5,000. Emphasis will be placed on relevant topics of interest and/or concern to the geosynthetics community.  The proposals must be submitted in the following four-page format: Page 1: Letter of …

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) …

GSI News

GSI to host webinar on lifetime predictions of geosynthetics, GMA members get discounted rates

November 21, 2018

The Geosynthetic Institute (GSI) will sponsor a webinar entitled “Lifetime Predictions of Covered and Exposed Geosynthetics,” on November 28, 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. A most frequently asked question regarding all types of geosynthetics is, “How …