VMC Group Structural Channel Inertia Bases consist of a structural steel channel perimeter frame, reinforced steel and equipment mounting templates with anchor bolts. The Structural Channel Inertia Base design is flexible and can be ordered with several options based on customer requirements. Seismic spring isolators and attachment brackets are sold separately. Structural Channel Inertia Base Pouring Forms are available in base thicknesses of 3" - 12" inches and can be manufactured in rectangular or t-shaped configurations. Spring deflections in 1" and 2" are available.

Features & Benefits

  • Reinforced steel frame
  • Available in multiple deflections
  • Available in multiple thicknesses
  • Seismic capacity up to 2.0g
  • International Building Code® (IBC) compliant


  • Pumps
  • Fans
  • Compressors
  • Chillers
  • Other equipment




The engineers we employ hold the highest industry-recognized credentials in structural analysis, elastomer development and system dynamics.


We are the first ISO accredited PCA ISO-17065, third-party certification body for special seismic certification of non-structural building components and their mounting configurations by the ICC’s International Accreditation Service.

Test & Measurement

We are the only ISO 17025:2005 Accredited Seismic Simulation Test Laboratory with a triaxial shake table owned and operated by California licensed Structural engineers.

Testing Services Update
DCL now offers Nuclear Qualification and Testing services.

In partnership with Greenberry Industrial, we now offer testing services that meet the requirements of ASME NQA-1.

Call for more information.