Earthquake-resistant architecture begins while the building’s form, circulation, envelope, and room layouts are still being developed. Those choices establish questions the engineering team must resolve. An early review can make the assumptions visible while the project still has room to change.
This guide is architectural coordination information, not structural design advice. Project-specific decisions require qualified structural and geotechnical engineers, the applicable local requirements, and appropriate analysis. The sources below include U.S. guidance; their principles do not replace the rules governing a project elsewhere.
What makes a building earthquake resistant?
There is no single shape, material, or device that answers the question. Earthquake-resistant building design combines an appropriate foundation, connected structural elements, suitable strength and stiffness, and the ability to accommodate deformation. Construction details and execution matter alongside the overall concept. FEMA’s Earthquake-Resistant Design Concepts explains these features as parts of a complete system.
A useful early conversation therefore connects the architectural proposal to an explicit performance objective. What should occupants be able to do after the earthquake? Which damage would the owner consider acceptable? What uncertainty remains about the site or building? These questions give later analysis a purpose beyond producing a passing result.
Start with the site and the required performance
Two similar-looking buildings may face different seismic demands. Ground conditions and earthquake hazards belong in the project brief before the team commits to a foundation concept or interprets a generic seismic map as a complete site assessment. FEMA P-749 distinguishes seismic hazard, site conditions, and the design process; these inputs need professional evaluation.
For coordination, maintain a short assumptions record: the source of the hazard information, what ground investigation is available, which requirements apply, and who owns each unresolved item. Record provisional information as provisional. This is a practical way to prevent an early placeholder from becoming an unnoticed design assumption.
Review the form in both plan and section
An architectural plan alone cannot explain the building’s seismic configuration. A generous open ground floor, a setback, an offset core, or a change in floor height may create a significant change in the arrangement of the resisting system. FEMA’s Designing for Earthquakes: A Manual for Architects examines how architectural configuration and structural behavior interact.
Bring a section and a diagram of the proposed structural arrangement to the first review. Highlight where walls or frames change position, where large openings interrupt floors, and where the massing changes. Ask the engineer which features require further investigation and which alternatives would be useful to compare. An unusual form is a reason for a specific conversation, not a verdict on the design.
Coordinate structural continuity with the layout
The design team needs to understand how earthquake forces travel through connected building elements to the foundation. Early choices about atriums, parking, entrances, and services can affect the space available for that route. Treat the structural concept as part of the layout review rather than a separate drawing added after room planning.
Also discuss the distribution of mass and stiffness. A visually balanced façade does not establish a balanced structural response. The Whole Building Design Guide’s seismic principles explains why configuration, torsion, stiffness, and discontinuities matter. A coordination sketch should show what the engineer intends to resist movement in each direction and where the architectural scheme constrains those elements.
Give façades and glazing a defined movement requirement
The building envelope must work with the movement of its supporting structure. Relative floor movement can distort glazing frames and load cladding connections. Corners and transitions deserve particular attention because adjoining assemblies may move differently. The Whole Building Design Guide’s building-envelope guidance illustrates these interactions.
At concept stage, identify who will provide the movement demands and who will design and verify the attachment system. Record whether a proposed assembly has relevant supporting test information, and which project conditions remain to be checked. A product description or attractive detail image does not establish that the completed assembly accommodates the project’s demands.
Include interiors and building services in the conversation
Nonstructural components include partitions, ceilings, façades, equipment, and building services. Their damage can affect occupants and interrupt use even when the main structure remains standing. FEMA E-74 documents these components and their earthquake vulnerabilities.
Use the architectural layout to make interfaces visible: ceilings beside partitions, equipment above occupied areas, services crossing movement joints, and finishes surrounding access routes. Assign responsibility for each interface. The useful output is a coordinated set of requirements for specialists to resolve, including access for installation and inspection. It is not an architect independently selecting an anchorage or connection detail from a generic checklist.
Ask what reopening actually requires
Functional recovery concerns the return of a building’s intended functions after an earthquake. It depends on more than the condition of its structural frame. NIST’s functional recovery research program addresses buildings, nonstructural systems, infrastructure, and the factors influencing recovery.
Make the owner’s objective concrete. An office might require accessible occupied floors, water, power, and usable work areas. A facility with specialized equipment will have additional dependencies. These are examples for briefing, not universal criteria. Ask the assessment team which systems govern the proposed recovery objective, what assumptions they use, and how uncertain the resulting times are.
Use software to compare explicit alternatives
Software becomes useful when the team can describe the question being tested. SimCenter’s research applications support earthquake response analysis, uncertainty quantification, and performance assessment. These capabilities can inform a comparison, but the result still depends on the chosen models, inputs, and interpretation.
For an architectural review, give every alternative the same documented starting assumptions. Describe the proposed change, retain the model version, and record both the result and its limitations. If two options cannot be distinguished confidently, preserve that uncertainty. A clear record of what additional analysis or evidence would resolve the decision is more useful than an unexplained score.
Prepare a focused first review
Bring the current plans and sections, a provisional structural concept, the available site information, and a short description of the owner’s performance goals. Add a marked-up list of unresolved interfaces and proposed alternatives. Leave the review with named responsibilities and the next evidence needed for each decision. That creates a practical connection between architectural intent, engineering analysis, and the building’s intended use after shaking.
We are exploring software that keeps seismic test evidence, model assumptions, and design questions connected—working within the authority of qualified engineers and laboratories.
Explore the seismic research directionOfficial sources and further reading
- FEMA P-749: Earthquake-Resistant Design Concepts, an introduction to seismic hazard and building design concepts.
- FEMA: Designing for Earthquakes, A Manual for Architects, for the relationship between architectural configuration and structural behavior.
- FEMA E-74: Reducing the Risks of Nonstructural Earthquake Damage.
- NIST: Functional Recovery of Buildings and Lifelines, for current research on buildings, nonstructural systems, lifelines, and recovery.