News – Page 121 – GeoPrac.net

Seminars in VA on Helical Foundation Systems, Helical Soil Nails & Push Piers

September 21, 2011 rockman Comments Off

Corey Berrien of JES Foundation Repair contacted me regarding some upcoming seminars in the Virginia area on Helical Foundation Systems, Helical Soil Nails and Push Piers. If you are interested, click through for more info.

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Semakau Landfill, a popular getaway off Singapore, is home to more than 700 types of plants and animals.

Weekend CUP for September 20, 2011

September 20, 2011 rockman Comments Off

Years after failure, Teton Dam still sparks debate – Source: seattlepi.com Singapore landfill a wildlife haven thanks to sound engineering – Source: NYTimes.com via Geosynthetica.net News Cape Girardeau casino foundation concrete poured (08/31/11) – Source: […]

Liquefaction damage in Christchurch, New Zealand

Christchurch liquefaction prone soils make rebuilding difficult |

September 20, 2011 rockman Comments Off

This article notes that the combination of shallow water table and crummy soils make it difficult to rebuild safely in the Christchurch, New Zealand business district. Another interesting item mentioned in the article is that […]

Insights on the tunnel design industry and a profile of Brierly Associates

September 20, 2011 rockman Comments Off

The August 2011 issue of Tunnel Boring Magazine contains a profile on Brierley Associates, an engineering firm specializing in tunnel design based in the Denver, Colorado area. The article provides some nice insight into the […]

Jet grouting in Queens for MTA East Side Access Project

September 13, 2011 rockman 1

Tunnel Boring Magazine has this synopsis of the project: The East Side Access project in New York City involves some of the most complex civil construction in recent years. The project involves constructing new tunnels […]

Solar geomembrane installation at Rebublics Hickory Ridge Landfill near Atlanta, Georgia

Photos of World’s Largest Solar Geomembrane Landfill Capping Project

September 13, 2011 rockman Comments Off

At the Hickory Ridge Landfill near Atlanta, Georgia, a project is being undertaken to cap the landfill with solar geomembranes. It will be the largest solar facility in Georgia, and the largest solar landfill installation […]

Hurricane Katrina damage to the Interstate 10 Twin Spans

Rubble from Katrina will be used in erosion control gabion mattresses

September 7, 2011 rockman Comments Off

The I-10 Twin Spans bridges were destroyed by Hurricane Katrina, but the concrete rubble from the structures will be used inside gabion mattresses to line a 7.8-mile stretch of the Lake Borgne shoreline to reduce […]

Geofoam blocks cover the ground between Third and Fourth Avenue S. in Seattle's SODO neighborhood. WSDOT is using Geofoam as a fill material to support the reconstruction of Third Avenue S., and the Royal Brougham Way bridge and a new pedestrian plaza.

WSDOT SR 519 Geofoam Photos on Flickr

September 7, 2011 rockman Comments Off

I came across these great photos of geofoam use on the WSDOT SR 519 project which has been in service over a year now. They needed geofoam fill on the east and west bridge approaches […]

Roadheaders in North America

September 5, 2011 rockman Comments Off

Drill and Blast and Tunnel Boring Machine are two common types of tunnel construction methods. But roadheaders have been around for many years, getting their start in the coal mining industry. So where do they […]

Suggested Guidelines for Investigating Land Subsidence and Earth Fissure Hazards in Arizona

September 5, 2011 rockman Comments Off

From the AZGS Document Repository: These guidelines provide professionals evaluating site-specific conditions in areas known or suspected to be subsiding with a standardized minimum level of investigation for land-subsidence and earth-fissure hazards. The guidelines do […]