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 earthquake.usgs.gov
M 4.7 - 155km WNW of Port Orford, Oregon
Updated: 10/17/2019 at 22:45:08.333 UTC
43.0091 -126.3634
M 4.5 - 15km ENE of Tomakomai, Japan
Updated: 10/17/2019 at 20:33:18.040 UTC
42.6825 141.7796
M 5.5 - 47km SE of Vanimo, Papua New Guinea
Updated: 10/17/2019 at 21:36:08.985 UTC
-2.9265 141.6489
M 4.5 - 208km NW of Saumlaki, Indonesia
Updated: 10/17/2019 at 21:02:40.040 UTC
-6.5179 130.0861
M 4.5 - 17km NNW of Las Heras, Argentina
Updated: 10/17/2019 at 22:19:48.857 UTC
-46.4041 -69.0583