Seismic code of buildings which survived the earthquake motion, recommended that the seismic ratio (seismic acceleration divided by the gravity acceleration) equal to 1/12 for the first floor and 1/8 for the floors above should be used in seismic design of buildings. The Committee proposed equivalent vertical forces much larger than the horizontal forces because vertical motion acted as impacts. This is believed to be the first known quantitative recommendation of design seismic forces in the history of seismic codes. The recommendation was adopted in Royal Decree No. 573 of April 29, 1915. The height of the buildings was limited to two
Seismic Productions Seismic Productions Seismic Productions is a Los Angeles based creative marketing company that creates trailers, television spots, and other marketing tools for the entertainment industry. Seismic Productions was founded in 1989 under the co-ownership of David Schneiderman and Kevin Sewelson. Schneiderman initially began his career at J. Walter Thompson advertising agency in New York before moving out west to work for Disney in 1986. In 1998, Erin Wyatt joined the company, and after a few years was working as an editor. In 2010, Wyatt was made a partner, and in 2011 Sewelson exited Seismic, leaving Schneiderman and Wyatt as the