piles. 2) When drilling into the shallow gas layer, such measures as slowdecompressiondrilling, avoiding lifting thedrill pipetoo quickly, increasing the ratio of slurry and adjusting thewater headof slurry dynamically were adopted to avoid hole wall collapse caused by the emission of shallow gas....
Bay Bridge, complex crossing that spans San Francisco Bay from the city of San Francisco to Oakland via Yerba Buena Island. It consists of two end-to-end suspension bridges, a large-bore tunnel, a cantilever bridge, and a viaduct. It is one of the preemi
Collapse fuels Bay Bridge fears of daily commutersJeff Vice Deseret Morning News
Large-scale laboratory experiments of wave forces on highway bridge... Q. Chen et al. Hydrodynamic investigation of Coastal Bridge Collapse during Hurricane Katrina J Hydraul Eng (2009) A.J. Chorin Numerical solution of the Navier–Stokes equations Math Comput (1968) C.J. Chen et al. ...
The weather at the time of the collapse was sunny, hours after a typhoon swept across parts of the island. Disaster relief officials would not say if the storm had weakened the bridge or give other details on the potential cause. Government-run Central News Agency said a...
This section did sit over the water, and the bottom section held up, so it didn't completely collapse into the water. Many residents that lived nearby in West Oakland started to do whatever they could to help rescue those trapped on the bridge. ...
A pandemic, school shootings, the climate crisis, looming recession, the collapse of democracies and the existing world order—the response that many have to all of this is to crawl inside a safer space, to find refuge from the chaos. The world is teeming with threats to our physical, ...
In certain embodiments, an adhesive securing the tubular support to the vein will ensure that the vein does not collapse during the surgical procedure when no internal pressure is applied. Again, it should be recognized (without limitation) that this is one of several ways to accomplish the ...
Due to the collapse of key fisheries resources, the San Francisco Bay-Delta watershed is the setting for intensive and long-term aquatic monitoring programs, primarily focused on the ecological role of freshwater flow as an indicator for habitat quality11,12,13. On the Pacific coast of North Am...
Estuar. Coasts, 32 (2009), pp. 375-389 CrossrefView in ScopusGoogle Scholar Kimmerer et al., 2012 W.J. Kimmerer, A.E. Parker, U. Lidstöm, E.J. Carpenter Short-term and interannual variability in primary production in the low-salinity zone of San Francisco Estuary Estuar. Coasts, ...