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Understanding Seismic Zones & Monolithic Domes

  • News
  • November 18, 2011, 3:15am UTC
  • by Rebecca South, Monolithic

In order to understand the Seismic Zoning method and how it pertains to the Monolithic Dome, we must first understand what effective peak ground acceleration means and how it is measured against gravity. First let’s discuss what is meant by ground acceleration. It is not unlike the feeling we have when a car takes off ...

Building Survivability

  • News
  • November 16, 2011, 3:42am UTC
  • by Dr. Arnold Wilson

The Monolithic Dome is the most disaster resistant building that can be built at a reasonable price without going underground or into a mountain. A wind of 70 miles per hour blowing against a 30 foot tall flat walled building in open flat terrain will exert a pressure of 22 pounds per square foot.  If ...

Concrete Dome Wind Analysis

  • News
  • November 16, 2011, 2:55am UTC
  • by Dr. Arnold Wilson

Wind Speed: Pressure: 70mph 22 psf 100 mph 50 psf 150 mph* 100 psf 300 mph* 404 psf * Force 5 hurricane (worst) ** Force 5 tornado (worst) Example 1 Commercial building 30 feet high in exposure C (most severe exposure in open at terrain). Using design wind pressure from UBC 1985 Edition, section 2311.d, ...

Concrete Dome Seismic Analysis

  • News
  • November 16, 2011, 1:34am UTC
  • by Dr. Arnold Wilson

Example Dome Diameter = 110’ Height of Dome = 37’ Thickness = 3” @ top and 8” @ bottom Ref: Billington 1985 Ed., p55 Pz= pcos <b> sin <a> P<a> = p<b> = 0 Membrane forces N<a> = apk1 cos<b> N<ab> = apk2 sin<b> N<b> =apk3 cos<b> Seismic Force (UBC 1985 Edition) V= ZSICKW (Formula ...

Dome vs. The US Air Force

  • News
  • October 25, 2011, 6:48am UTC
  • Dome Technology

What would happen if the US Air Force dropped a laser-guided 5,000 lb. bunker-buster bomb on a steel-reinforced, monolithic concrete dome? Not much. This dome was built by a sister company in Iraq using Dome Technology’s patented thin shell dome construction methods. The GBU-28 Deep Throat 5,000 lb. laser-guided bunker buster bomb initially punched a ...