GMA members see, hear about Army Corps’ progress in New Orleans

February 1, 2007

By Andrew Aho Last October, I accompanied a GMA delegation that traveled to New Orleans to meet with members of the New Orleans District office of the U.S. Army Corps of Engineers. Our discussion included about a dozen engineers at their just-reopened facility in the city. I was struck by the sense of urgency and …

‘Design Squad’ TV show coming on PBS

“Design Squad,” a PBS live-action series, will debut this year. Produced as an educational initiative, its goal is to excite kids about engineering while making it engaging and fun at the same time. “Design Squad” is a new reality competition show consisting of two teams of high-school students (ages 16-19) who use their everyday problem-solving …

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 …

Members Only  

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 …

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 …

New officers for ASCE

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, …

Mountain route flowing now

Traffic on Highway 330 through California’s San Bernardino Mountains returned to near normal last fall after CalTrans reopened the route to motorists following three months of detours and closures. The route between Highland and Running Springs had been closed off and on while a $7.5 million slope stabilization project in two locations was completed. Two …

GMA-Mexico offers classes

The Mexico office of the Geosynthetic Materials Association designed and delivered two courses last fall. One was for the Mexican Army’s Departament of Engineering; the other with open enrollment for civilian engineers and academics. The military engineers were very receptive last September to see new materials and tools to use in finding solutions in their …

Overview of GSI’s surveys

By Bob Koerner It appears to this writer that any forward looking decisions—business or otherwise—should be made on the basis of factual information from the past. My son sent an E-mail to me stating: “Without data, yours is just another opinion!” One step further in gathering this data is that the information is obtained via …

Members Only  

Junction-strength requirements for roadway design, construction

By Barry R. Christopher Introduction Currently many engineers are confused about junction-strength requirements for geogrids used in roadway base reinforcement and subgrade stabilization applications, primarily because of commercialism of junction strength requirements. Some promotional efforts recommend relatively high junction strength, while others dismiss junction strength altogether. Confusing? At least one local public agency specifies a …