Deliberate Words

Clarity Before Construction: Documenting Design Intent with SPDs

David Stutzman and Steve Gantner Season 2 Episode 7

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0:00 | 19:08

This episode centers on renewed interest in System and Performance Descriptions (SPDs) as a structured way to document design intent earlier in the project lifecycle. Dave shares how initial skepticism often turns into clarity once teams see how SPDs organize information and capture what is known, when it is known, without defaulting to copied narratives or premature material decisions. The discussion highlights the limitations of traditional design narratives and the risks of compressed schedules that push coordination downstream into construction administration. The team explores how SPDs can support collaboration with contractors, estimators, and owners, reduce RFIs and substitutions, and even serve as construction specifications in certain delivery models. At its core, the conversation frames SPD not as a new burden, but as a practical shift toward clearer thinking, earlier alignment, and fewer surprises in the field.

Learning Points

  • Industry insight: There is growing appetite across the AECO industry for clearer, earlier documentation of design intent that bridges design and construction.
  • Practice takeaway: Document systems first. Define what assemblies must do and why before locking into specific products or materials.
  • Process lesson: Structured system descriptions improve coordination, reduce presuppositions, and allow meaningful contractor and estimator input during design.
  • Risk or opportunity: The risk is continuing compressed, reactive workflows that generate RFIs and rework. The opportunity is minimizing construction administration effort through deliberate early alignment.

This episode reinforces a simple but powerful idea: clarity early costs less than correction later.