What about the BART you may be wondering. Well, the Bart is not really a tunnel but a precast tube that was sunk and rests on the bottom of the bay. This water supply tunnel […]
Accelerated flow testing of geosynthetic drains – Source: Geosynthetics Army using ground-penetrating radar to look for Agent Orange at Korea base – Source: Stripes Flooding steers clear of Moab uranium pile – Source: The Salt […]
The Martis Creek Dam is just outside of the town of Truckee California with a population of 16,000 people, but it is also upstream about 35 miles from Reno, Nevada the gambling town with a […]
The Toronto Transit Commission is starting a $2.6 Billion project to connect the City of Toronto with the municipality of York. This Toronto-York Spadina Subway Extension Project (TYSSE) consists of an 8.2 km extension of […]
Pittsburgh, PA – June 2, 2011 – Missouri’s Interstate 44 is considered one of the most frequently traveled highways in the central United States. In early March of 2011, Nicholson Construction was contacted to perform an emergency response grouting operation on the Gasconade Bridge, part of I-44 westbound, over the Gasconade River in Laclede County.
During construction of the drilled shaft foundations for Temporary Bent No. 6, it was determined that voids were present both beneath and adjacent to the north footing for Intermediate Bent No. 6. Test borings by MoDOT indicated that the void varied in depth from zero to five feet, but the horizontal extents were unknown upon Nicholson’s arrival to the site. [Editor] Click through for the rest of the press release from GeoPrac.net sponsor Nicholson Construction. [/Editor]
From ASCE Smart Brief: With summer here, it’s time to develop your nominations for the following awards in the construction and geotechnical specialties. Let ASCE’s Honors and Awards Program know of someone you think may […]
This spring the world’s largest hard rock TBM at over 47 ft in diameter broke through on the 6.4 mile Niagara Tunnel Project. Ontario Power and Water commissioned the project as a third tunnel to […]
Golder performed a comprehensive field investigation and seismic site classification at the site of the Canadian Embassy in Port-au-Prince, Haiti. Even though the embassy was relatively new, it was damaged during the 2010 Haitian earthquake. […]
A new report issued by the Geo-Institute and prepared by the Geotechnical Constructability Task Force is targeted at owners, and seeks to educate them on why they need the services of a geotechnical engineer and […]
Residents of Iowa County were forced to evacuate as the swollen Missouri River caused a breach in one of its levees. What I found interesting was a description of a sand boil geyser: A Black […]
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