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 4.7 - 44km NW of San Pedro de Atacama, Chile
Updated: 10/19/2018 at 00:42:52.793 UTC
-22.6353 -68.5254
M 4.9 - Indian Ocean Triple Junction
Updated: 10/18/2018 at 23:16:11.040 UTC
-26.6961 67.6126
M 4.9 - 31km ENE of Sibolga, Indonesia
Updated: 10/18/2018 at 22:31:42.040 UTC
1.881 99.0244
M 4.7 - 45km NW of San Antonio de los Cobres, Argentina
Updated: 10/18/2018 at 22:11:24.040 UTC
-23.9582 -66.6666
M 4.9 - 78km WSW of Kokopo, Papua New Guinea
Updated: 10/18/2018 at 22:05:46.040 UTC
-4.6495 151.6202