New officers for ASCE

February 1, 2007

The American Society of Civil Engineers (ASCE) installed newly elected officers to its board last October. The new board representatives include: William F. Marcuson III, Ph.D., P.E., Hon.M.ASCE, director emeritus of the Geotechnical Laboratory at the Waterways Experiment Station in Vicksburg, Miss., was installed as ASCE president. David G. Mongan, P.E., F.ASCE, president of Whitney, …

ECTC’s updated technical manual now available

A revised and updated guidance document by the Erosion Control Technology Council (ECTC) is now ready for industry professionals. Titled “A Technical Guidance Manual: Terminology, Index & Performance Testing Procedures for Rolled Erosion Control Products,” can be found on ECTC’s Web site, www.ectc.org under the “Testing” category in the “Documents & Tools” section. The document …

Pinning milfoil to the mat

The latest effort to foil further growth of milfoil on a pond in Litchfield, Maine, has taken the form of layers of black, geotextile mats. A diver has placed the mats like carpet on the bottom of Upper Pleasant Pond in an area where a group of variable-leaf water milfoil plants was already marked off …

Membrane seams addressed in new ASTM standard

The increased use of geomembranes as barrier materials to restrict liquid migration created a need for a test method to evaluate the quality of geomembrane seams produced by tape methods. ASTM International Committee D35 on Geosynthetics has met this need with the approval of the new standard D 7272, Test Method for Determining the Integrity …

GSE cited by IGS

October 1, 2006

The International Geosynthetics Society (IGS) Awards Committee, at its meeting held in June in Cardiff, Wales, voted unanimously to award GSE Lining Technology with an IGS Award for the submission: “Comprehensive design guidance for geosynthetic materials.” The award was presented to company principals at the 8th International Conference on Geosynthetics in Yokohama, Japan, on Sept. …

New Firestone RPP geomembrane

Firestone Specialty Products has introduced a reinforced polypropylene membrane—MultiLiner RPP Geomembrane—a flexible, heat-weldable, polyester-reinforced membrane, for installers seeking another option for industrial and municipal liners, floating covers, and water-conservation applications. Benefits of MultiLiner RPP include: puncture resistance, no stress cracking or crazing after accelerated weathering, low water-vapor permeance and water absorption, and flexibility, according to …

Maccaferri acquires Linear Composites

The Maccaferri Group, headquartered in Bologna, Italy, has acquired Yorkshire-based Linear Composites Ltd. and sister company Epitropic Fibres Ltd. The purchase was completed earlier this year. Linear Composites, a manufacturer of geosynthetics and fiber-reinforced products used in civil engineering, industrial, and military applications, was formerly owned by JWH Group Ltd. The company acquired Epitropic Fibres …

Low & Bonar buys Colbond

Low & Bonar (L&B) announced plans earlier this year to buy nonwoven textile maker, Colbond Investments, according to the Reuters news agency. Colbond Inc., the textile manufacturer that grew out of the original American Enka, was purchased by the British company, which said it plans to invest in the plant. L&B, a London-based conglomerate, paid …

IAGI’s Approved Installation Contractor information online

The International Association of Geosynthetic Installers (IAGI) announced the application availability for its new Approved Installation Contractor (AIC) program. Installation companies interested in applying for what will become an engineer-specified designation, AIC, can now find complete program details and submittal form online at www.iagi.org. Developed from dialogs with member installers, member suppliers, outside experts in …

A long-term solution for grease removal

As the Environmental Protection Agency increases its water requirements for businesses, products that are effective and affordable in solving these problems are needed. The old, small, high-maintenance, concrete grease traps that are common in multiple industries are now ineffective because they do not perform the necessary separation of grease from the waste system. ADS has …