Severity increases upward; occurrence increases to the right. Bins group the illustrative 1–10 ratings in pairs. Color guides review; it never signifies accepted risk. Every item remains open.
| Severity ↓ / occurrence → | 1–2 | 3–4 | 5–6 | 7–8 | 9–10 |
|---|---|---|---|---|---|
| 9–10 | — | DF02 DF05 | DF06 | — | — |
| 7–8 | — | DF03 | DF01 DF04 | — | — |
| 5–6 | — | — | — | — | — |
| 3–4 | — | — | — | — | — |
| 1–2 | — | — | — | — | — |
Matrix entries
| Failure ID | Failure | Severity (1-10) | Occurrence (1-10) | Severity bin (1-5) | Occurrence bin (1-5) | Action status |
|---|---|---|---|---|---|---|
| DF01 | Capture door: Door rebounds after entry | 7 | 5 | 4 | 3 | Open; severe items always require action |
| DF02 | Ventilation ribs: Air paths blocked by nesting material | 9 | 4 | 5 | 2 | Open; severe items always require action |
| DF03 | Release slider: Finger enters closing-door path | 8 | 4 | 4 | 2 | Open; severe items always require action |
| DF04 | Washable shell: Soiled corners retain contamination | 8 | 5 | 4 | 3 | Open; severe items always require action |
| DF05 | Bait pocket: Bait holder detaches | 9 | 3 | 5 | 2 | Open; severe items always require action |
| DF06 | Occupancy inspection: User leaves occupied trap unchecked | 9 | 6 | 5 | 3 | Open; severe items always require action |
- Failure ID
- DF01
- Failure
- Capture door: Door rebounds after entry
- Severity (1-10)
- 7
- Occurrence (1-10)
- 5
- Severity bin (1-5)
- 4
- Occurrence bin (1-5)
- 3
- Action status
- Open; severe items always require action
- Failure ID
- DF02
- Failure
- Ventilation ribs: Air paths blocked by nesting material
- Severity (1-10)
- 9
- Occurrence (1-10)
- 4
- Severity bin (1-5)
- 5
- Occurrence bin (1-5)
- 2
- Action status
- Open; severe items always require action
- Failure ID
- DF03
- Failure
- Release slider: Finger enters closing-door path
- Severity (1-10)
- 8
- Occurrence (1-10)
- 4
- Severity bin (1-5)
- 4
- Occurrence bin (1-5)
- 2
- Action status
- Open; severe items always require action
- Failure ID
- DF04
- Failure
- Washable shell: Soiled corners retain contamination
- Severity (1-10)
- 8
- Occurrence (1-10)
- 5
- Severity bin (1-5)
- 4
- Occurrence bin (1-5)
- 3
- Action status
- Open; severe items always require action
- Failure ID
- DF05
- Failure
- Bait pocket: Bait holder detaches
- Severity (1-10)
- 9
- Occurrence (1-10)
- 3
- Severity bin (1-5)
- 5
- Occurrence bin (1-5)
- 2
- Action status
- Open; severe items always require action
- Failure ID
- DF06
- Failure
- Occupancy inspection: User leaves occupied trap unchecked
- Severity (1-10)
- 9
- Occurrence (1-10)
- 6
- Severity bin (1-5)
- 5
- Occurrence bin (1-5)
- 3
- Action status
- Open; severe items always require action