Starting off during the 20th century, using brickwork declined in certain areas on account of worries about earthquakes. Earthquakes like the San Francisco earthquake of 1906 plus the 1933 Extended Beach front earthquake disclosed the weaknesses of unreinforced brick masonry in earthquake-vulnerable spots. Through seismic events, the mortar cracks and https://beauqbiov.bloggerbags.com/41888039/an-unbiased-view-of-building-a-building