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.

The 5 Most Recent M4.5+ Earthquakes
Real-time, worldwide data provided by
M 4.6 - 65 km ENE of Namie, Japan
Updated: 3/8/2021 at 15:18:27.040 UTC
37.7803 141.6467
M 5.5 - 158 km WSW of Bengkulu, Indonesia
Updated: 3/8/2021 at 14:59:29.916 UTC
-4.4317 100.9848
M 5.2 - 95 km NE of Los Andes, Chile
Updated: 3/8/2021 at 14:41:36.433 UTC
-32.2076 -69.8945
M 4.9 - 255 km ENE of Gisborne, New Zealand
Updated: 3/8/2021 at 13:28:58.040 UTC
-37.5191 -179.4675
M 5.4 - Kermadec Islands region
Updated: 3/8/2021 at 14:06:12.518 UTC
-28.2549 -177.7402