Equipment Seismic Anchorage Design

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Overview

Seismic anchorage is essential for securing nonstructural equipment such as HVAC systems, electrical panels, and piping. Proper anchorage prevents damage, ensures operational continuity, and protects occupants during seismic activity.

Design must comply with ASCE 7 and the California Building Code to ensure safety and code compliance.

 

Design Principles
  • Anchoring is typically required for equipment over 400 lbs or with a center of gravity over 4 feet above the floor.

  • Connections must tie equipment securely to structural elements of the building.

  • Material selection and installation techniques depend on the type and weight of equipment.

 

Anchorage Methods

 

Floor-Mounted Equipment

Anchored with seismic-rated bolts or braced with steel frames to distribute loads effectively.

 

Suspended Equipment

Uses rods, cables, or isolation mounts to support equipment and restrain movement.


 

Applications
  • Healthcare Facilities: Secure critical systems and maintain safety for patients and staff.

  • Data Centers: Protect servers, racks, and IT systems from seismic damage.

  • Industrial Plants: Prevent heavy equipment from tipping or breaking during quakes.

  • Schools & Universities: Safeguard lab equipment and classroom utilities.

 

Code Compliance
  • ASCE 7 – Design Loads for Buildings and Structures

  • California Building Code (CBC)

  • IEEE 693 – Guidelines for Electrical Equipment

 

Why Choose Ward Engineering LLC?
  • Experienced in complex structural and seismic design

  • In-depth understanding of state codes and engineering standards

  • Efficient turnaround and attention to detail

  • Trusted by public and private clients throughout California

Take the first step, we
will take care of the rest

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