After a series of high profile failures, WASD implemented a comprehensive asset management program for their large diameter pipeline system.
February 3, 2015
Carbon fiber systems can be utilized to provide structural repair and upgrade for nearly any type of type of pipe including Pre-Stressed Concrete Cylinder Pipe (PCCP), Concrete, Mortar Lined Steel, Fiberglass and all types of Metallic pipelines. Since the mid-1990’s, carbon fiber reinforced polymer (CFRP) composite systems have been increasingly used for internal rehabilitation and strengthening of large diameter pipelines. The primary type of pipeline rehabilitated using CFRP is PCCP because the segmental manner in which PCCP is constructed and the localized manner in which structural...
Pier 40, located in New York, NY, is the largest pier structure on the Hudson River. Owned by the Hudson River Park Trust, Pier 40 is home to athletic fields and administrative offices. The perimeter of the property is surrounded by over 1 million square feet of commercial parking and is one of...
Turkey Point Nuclear Generating Station, located on Biscayne Bay in Florida, is owned by Florida Power & Light Company (FPL). The twin reactor nuclear power station utilizes reinforced concrete intake structures as part of its circulating water systems. Because of its location in a corrosive...
The Monticello Nuclear Generating Plant, located in Monticello, Minnesota alongside the Mississippi River, is a single boiling water reactor that has been in operation since 1971. To accommodate plant-specific service conditions, a predictive maintenance program was established. The 40 year old...
October 16, 2014
Outside of selecting and installing a reputable product, three interdependent lines of defense against water should be implemented: Careful site planning and landscaping to limit or control the sources of water Techniques for backfilling and draining for reducing the amount of unavoidable moisture A protective barrier system or membrane to eliminate the passage of water
Tarek Alkhrdaji, Ph.D., P.E. and Matt Frye
The transportation infrastructure, specifically bridges, plays a vital role in the well being and economic growth of America’s business community. According to the American Association of State Highway and Transportation Officials (AASHTO), in the next 30 years, domestic freight volume is
Brent Anderson, P.E.
Escalating land costs, parking requirements, urban heat island effects, the desire to be “green” and various requirements to store runoff water on site have led many design professionals to place buildings below grade and cover parts of them with vegetation. These energy and environmental
Brent Anderson, P.E. & Mark K. Howell
This situation probably sounds familiar … an owner or manager of a historic structure wishes to utilize the basement, however, water leakage through the basement slab or walls has created a wet, musty and unusable environment. In order to get the basement back into working order, a waterproofing
September 9, 2014
Brent discusses the different construction methods used for waterproofing with a case study pertaining to a top-down construction method.