March 2009

Concrete Is Remixed With Environment in Mind

(NY Times 3-30-09) Soaring above the Mississippi River just east of downtown Minneapolis is one remarkable concrete job. There on Interstate 35W, the St. Anthony Falls Bridge carries 10 lanes of traffic on box girders borne by massive arching piers, which are supported, in turn, by footings and deep pilings. The bridge, built to replace one that collapsed in 2007, killing 13 people, is constructed almost entirely of concrete embedded with steel reinforcing bars, or rebar.

Chesapeake Residents to File $1 Billion Lawsuit over Fly Ash

(Pilot Online 3-26-09) Attorneys representing nearly 400 people who live near the Battlefield Golf Club at Centerville say they will file a lawsuit Friday in Chesapeake Circuit Court seeking a jury trial and damages in excess of $1 billion. The defendants named in the suit include Dominion Virginia Power, which supplied 1.5 million tons of fly ash used to contour the golf course; CPM Virginia LLC, the developers of the course; and VFL Technology Corp., described as Dominion’s coal-ash management consultant.
 

Turning Coal Ash into Bridges, Buildings

(CNN 3-20-09) - Despite the destruction it caused in a massive spill near a Tennessee power plant in December, coal ash has found many uses that benefit industry and even the environment.

http://www.cnn.com/2009/TECH/03/20/recycled.coal.uses/index.html
 

Concerns Over Ash Pond Pollution Grow

(USA Today 3-2-09) - The danger of combustion waste from coal-fired power plants became big news in December, when a dam holding back a mountain of ash at a Tennessee Valley Authority plant collapsed, spreading a billion gallons of sludge over several hundred acres near Knoxville.
 
www.usatoday.com/news/nation/2009-02-26-ashponds_N.htm

EPA Launches Study, Review of Coal Ash Storage Sites and Regulations in Wake of Spill

(Los Angeles Times 3-9-09) - The Environmental Protection Agency on Monday launched a review of coal ash storage facilities and said it would draft regulations for coal ash by the end of the year.
 
www.latimes.com/news/nationworld/politics/wire/sns-ap-epa-coal-ash,1,7241603.story