✅ SOP 06 — First 20 Bricks Approval

SOP Name:         First 20 Bricks Approval
Process Code:     FIRST20_QC_V1
Version:          V1
Owner:            Factory Supervisor
Applies To:       Factory Supervisor, Machine Operator
Frequency:        Every batch / product changeover
Last Updated:     2026-06-25
Review Frequency: Monthly

1. Purpose

Stop bad production before large quantity is produced.

2. Who Is Responsible

Factory Supervisor — inspects and gives PASS/HOLD/FAIL decision.
Machine operator — adjusts mix/machine when held.

3. When To Use This SOP

After the first 20 bricks of every new batch or product changeover, before continuing.

4. Visual Process Flow

flowchart TD
A[Produce first 20 bricks] --> B[Check shape and edges]
B --> C[Check interlock fit]
C --> D[Check surface and cracks]
D --> E{Approved?}
E -- Yes --> F[Continue production]
E -- No --> G[Adjust mix/machine]
G --> H[Produce another sample]

5. Step-by-Step Visual SOP

Produce the first 20 bricks.
Place them in the sample inspection area. [PHOTO: Sample inspection]
Check edge sharpness.
Check cracks and surface finish. [PHOTO: Wrong example]
Check interlock fit.
Check size consistency.
Approve, or stop production for correction.

Decision

PASS = Continue production
HOLD = Adjust and produce new sample
FAIL = Stop and inform management

6. Do / Don't

✅ Do	❌ Don't
Inspect all 20 sample bricks	Approve from a quick glance
Photograph the approved sample	Continue while results are doubtful
Re-sample after any adjustment	Run full production on a HOLD result

7. Checklist

[ ] Edges are sharp
[ ] No visible cracks
[ ] Surface finish acceptable
[ ] Shape is correct
[ ] Interlock fit is correct
[ ] Mix is not too wet/dry
[ ] Supervisor approved continuation

8. Records To Update

🔵 First 20 approval log
🔵 Batch record
🔵 Photo of approved sample

9. Escalation Rule

Inform management if two sample attempts fail.

10. Common Mistakes

Continuing production on a HOLD result "to save time".
Not photographing the approved reference sample.
Adjusting the mix but skipping the re-sample.

11. Improvement Suggestion

If you find a better way to do this process, add a comment below or submit an improvement request in the SOP Improvement Register.

Automation Readiness

Telegram command: /first20
n8n workflow:     wf_first20_qc_v1
Odoo object:      quality.check
Approval role:    Factory Supervisor
Supabase table:   first20_approvals
Status:           Future automation