A3 one-page layout
Title of problem: ______________________________________
Owner: [Name] Team: [Team] Date opened: ____________ Target close date: ____________
Left side of the page: 1. Background, 2. Current condition, 3. Goal, 4. Root-cause analysis. Right side: 5. Countermeasures, 6. Action plan, 7. Follow-up and results.
1. Background: why does this matter?
Describe the problem in one or two lines, and who it affects.
______________________________________________________________
2. Current condition: what is happening now?
- What exactly goes wrong? ____________________
- Where and when does it happen? ____________________
- How often, and how many times in the last [ ] weeks? ____________________
- What evidence do we have (records, photos, complaints)? ____________________
3. Goal
By [date], [measure] will be [target]. Example form: rework on [item] will fall from [ ] to [ ] a week.
4a. The 5 Whys chain
| Step | Question | Answer |
|---|---|---|
| Why 1 | Why did the problem happen? | |
| Why 2 | Why did that happen? | |
| Why 3 | Why did that happen? | |
| Why 4 | Why did that happen? | |
| Why 5 | Why did that happen? | |
| Root cause | Which answer, if fixed, stops the problem coming back? |
4b. Fishbone categories
| Category | Possible causes | Verified? (Y/N) |
|---|---|---|
| People (skills, training, workload) | ||
| Method (steps, instructions, checks) | ||
| Machine or equipment | ||
| Material or input | ||
| Measurement (data, targets, reporting) | ||
| Environment (space, timing, communication) |
5. Countermeasures
- Quick containment now (stops harm today): ____________________
- Fix for the root cause: ____________________
- Check that prevents it returning: ____________________
6. Action plan
| No. | Action | Owner | Start date | Due date | Status |
|---|---|---|---|---|---|
| 1 | |||||
| 2 | |||||
| 3 | |||||
| 4 |
7. Follow-up
- Result measured on: ____________
- Did the measure reach the goal? Yes / Partly / No
- What did we learn? ____________________
- Do we need to change a procedure, checklist or training? ____________________
Sign-off
Problem owner: ______________________ Date: ____________
Reviewed by: ______________________ Date: ____________
A starting point, not legal advice. Check the final wording against your contracts and the rules of your state, and have a qualified professional review it before you issue it.
