Solid engineering solutions making seismic compliance straightforward and affordable.
Welcome to Petra Seismic Design, LLC.
Petra Seismic Design provides cost effective seismic restraint design services for the commercial, institutional, and industrial facilities. Our services include risk analysis, field inspections, and training. We work with industry and organizations to address real construction issues in order to improve the effectiveness of seismic design applications and contribute to the technological advancement of the seismic industry. It is our desire to be a customer's single source for seismic information and seismic design.
Our staff has extensive experience in all areas of construction from schools and hospitals to nuclear facilities. With over 28 years of experience in seismic restraint design, risk assessment, field inspection, research oversight, and evaluating shake table testing of equipment; we offer clients confidence in our ability to address every issue.
Browse our website to see the services, resources and information we offer.
Updated: 5/20/2012 at 13:18:02 UTC

Sunday, May 20, 2012 13:18:02 UTC
Sunday, May 20, 2012 03:18:02 PM at epicenter
Depth: 8.90 km (5.53 mi)
Updated: 5/20/2012 at 08:41:45 UTC

Sunday, May 20, 2012 08:41:45 UTC
Sunday, May 20, 2012 06:41:45 PM at epicenter
Depth: 10.00 km (6.21 mi)
Updated: 5/20/2012 at 08:40:40 UTC

Sunday, May 20, 2012 08:40:40 UTC
Sunday, May 20, 2012 06:40:40 PM at epicenter
Depth: 10.00 km (6.21 mi)
Updated: 5/20/2012 at 08:20:58 UTC

Sunday, May 20, 2012 08:20:58 UTC
Sunday, May 20, 2012 06:20:58 PM at epicenter
Depth: 10.00 km (6.21 mi)
Updated: 5/20/2012 at 07:19:55 UTC

Sunday, May 20, 2012 07:19:55 UTC
Sunday, May 20, 2012 05:19:55 PM at epicenter
Depth: 10.00 km (6.21 mi)