BAS-309 Evidence Workbook
Professional evidence workbook
Complete this while working the corresponding online lab. Entries save only in this browser until exported or printed. Do not enter live credentials, protected customer information, or uncontrolled personal data.
Convert “it never works” into a precise complaint
Required artifact: Interview notes, affected scope, timing, impact, neutral restatement
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Build authorization and impact boundaries
Required artifact: Allowed/prohibited matrix, contacts, notification, stop/escalation plan
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Pre-arrival history and remote evidence review
Required artifact: Timeline, changed-event list, missing evidence request
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Give a customer update before root cause is known
Required artifact: Plain-language update separating facts, hypotheses, next test, ETA risk
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Reject an unsafe or unauthorized shortcut professionally
Required artifact: Safety/authority response, alternate safe plan, escalation record
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Close the visit without hiding open issues
Required artifact: Symptom/as-found/cause/correction/as-left/follow-up report
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |
Ambiguous occupied-building service call
Required artifact: Complete service packet and customer/technical defense
| Identity, source, mode, authority | |
|---|---|
| Hazards, impacts, prohibited actions, stop criteria | |
| Expected normal and acceptance basis | |
| As-found evidence and timestamps | |
| Calculations with units and reasonableness | |
| Hypotheses, contradictions, discriminating test | |
| Action, expected result, abort/rollback | |
| Result, changed case, restoration, as-left | |
| Open risk, owner, due date, defense |