By AP : kron4 – excerpt (includes video)
SAN FRANCISCO (AP) – A few blocks from the 58-story Millennium Tower, dubbed “the leaning tower of San Francisco,” another building appears to be sinking.
According to a report, an 18-story building in the city’s financial district appears to have settled three-eighths of an inch due to construction of two high-rises on either side.
The 18-story building serves as the western headquarters of the Federal Deposit Insurance Corporation… (more)
in a recent hearing on the Millennium Tower, engineers said that long durations of the de-watering process, may de-stablize nearby buildings. Now a new analysis by the U.S. Geological Service (USGS) calims that thirty-nine high rises in San Francisco are at risk of collapse in a major earthquake.
- At issue is a building technique that involved welding columns and beams together rather than using bolts and rivets. The strategy was cheaper and faster, but makes the buildings more flexible and at risk during an earthquake… Dive Insight- excerpt.
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Another Building is Sinking in San Francisco
Nearly 40 San Francisco buildings at risk in earthquake
- At issue is a building technique that involved welding columns and beams together rather than using bolts and rivets. The strategy was cheaper and faster, but makes the buildings more flexible and at risk during an earthquake.
- At issue is a building technique that involved welding columns and beams together rather than using bolts and rivets. The strategy was cheaper and faster, but makes the buildings more flexible and at risk during an earthquake.
- The welding technique was outlawed by the city in 1994 after the Northridge earthquake in Los Angeles damaged critical joints in several buildings that had been welded… (more)