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POE Unit 5 • Lesson 5.9

CAD, Build Plan, and Fabrication Review

Focus question: How can teams prove that the selected concept is safe, manufacturable, and ready to fabricate?

Mission Briefing

Today’s Plan

A focused sequence that advances the capstone without creating unnecessary documentation.

Opening promptConcept modelGuided workInteractive applicationEvidence checkExit ticket
Lesson Targets

What You Will Be Able to Do

Learning Target

I can review CAD, material-process choices, tolerances, files, and safety requirements before fabrication.

Evidence

Fabrication readiness review package

Success Looks Like

The design is dimensionally complete, process-compatible, fit-checked, safely approved, and traceably organized.

Activity Flow

How the Lesson Moves

Each step produces a decision, artifact, or test result needed for the capstone.

1. Review geometry and interfaces

Check dimensions, clearances, alignment, and assembly access.

2. Match process to material

Confirm tool capability, orientation, supports, kerf, or finishing needs.

3. Conduct the gate review

Resolve safety and manufacturability issues before authorizing files.

Lesson Interactive

Run the Fabrication Readiness Gate

Apply the lesson concept to a capstone aerospace-systems scenario. Use the feedback to correct your reasoning before completing the main deliverable.

Fabrication Gate

The team plans to laser-cut a frame, print two mounts, and assemble a sensor bracket. Choose the readiness state required before files are released.

Release the design only when geometry, process, fit, safety, and version control are ready.
Today’s Work

Main Deliverable

Fabrication readiness review package

Create one focused engineering artifact that demonstrates today’s capstone progress.

  • Submit reviewed CAD/build drawings with critical interfaces and tolerances identified.
  • Complete a fabrication checklist covering process, materials, safety, files, and quality checks.
Exit Ticket

Capstone Debrief

1

State the most important engineering decision your team made today.

2

Name the evidence, requirement, interface, or risk that supports that decision.

3

Identify the next action and the person responsible for completing it.

Resources

Lesson Resources

Presentation

Lesson 5.9 PowerPoint

Use the presentation to review the lesson concepts, examples, and activity directions.

Course Hub

Principles of Engineering

Return to the POE course hub for units, resources, certifications, and course information.

Unit Capstone

Aerospace Systems Capstone

Return to Unit 5 to review the capstone sequence, deliverables, and project challenges.