Standard Operating Procedures
CONTROLLED DOCUMENT - Valid for ONE SHIFT ONLY
| Field | Information |
|---|---|
| Permit Number: | _________________ |
| Date Issued: | _________________ |
| Valid From: | ________ (time) |
| Valid Until: | ________ (time) Maximum 12 hours |
| Location/Site: | _________________________________________________ |
| Space Description: | _________________________________________________ |
| Space ID/Tag Number: | _________________ |
Work to be performed:
Estimated duration: _____________ hours
Number of workers entering: _____________
This is a confined space if ALL THREE apply:
If all three boxes are checked → This is a CONFINED SPACE. Complete this permit.
Check ALL hazards present or possible:
All energy sources MUST be isolated and locked out before entry.
| Energy Source | Isolation Method | Lock/Tag # | Verified By | Initial |
|---|---|---|---|---|
| Example: Pump 123 motor | Breaker 4B locked open | Lock #456 | J. Smith | JS |
Process Isolation (valves, blanks, disconnects):
| Line/Process | Isolation Point | Blank/Lock # | Verified By | Initial |
|---|---|---|---|---|
Zero Energy Verified: [ ] YES - Attempted to start equipment, confirmed no movement
Verified By: _________________________ Initial: _______
Gas Monitor Make/Model: _______________________ Serial #: _____________
Last Calibration Date: _________________ Bump Test Done: [ ] YES
Test conducted by: _________________________ Time: _________
Acceptable Ranges: - Oxygen: 19.5% to 23% - LEL: Less than 10% - Carbon Monoxide: Less than 35 ppm - Hydrogen Sulfide: Less than 10 ppm
| Location in Space | O₂ (%) | LEL (%) | CO (ppm) | H₂S (ppm) | Time | Initial |
|---|---|---|---|---|---|---|
| Top | ||||||
| Middle | ||||||
| Bottom |
All readings acceptable? [ ] YES [ ] NO
If NO, describe actions taken: _____________________________________________
| Time | O₂ (%) | LEL (%) | CO (ppm) | H₂S (ppm) | Tested By | Initial |
|---|---|---|---|---|---|---|
Ventilation Required: [ ] YES [ ] NO
Type: [ ] Natural [ ] Forced Air (blower)
Blower Make/Model: _______________________ CFM Rating: _____________
Intake Location: _________________________________________________________ [P001] (No smoking/exhaust nearby)
Exhaust/Discharge: _______________________________________________________
Ventilation Duration Before Entry: _____________ minutes (minimum 15)
Continuous Ventilation During Entry: [ ] YES
Ventilation Verified Operating: [ ] YES By: _____________ Initial: _____
Check ALL equipment and PPE in use for this entry:
All equipment inspected and serviceable: [ ] YES By: ____________ Initial: ____
Name: _______________________________ Phone: _____________________
Signature: _______________________________ Time: _________
Name: _______________________________ Phone: _____________________
Attendant Responsibilities Understood: [ ] YES Initial: _________
Rescue Method: [ ] Non-Entry (retrieval line) [ ] Entry Rescue Required
If Entry Rescue Required:
Rescue Team Notified: [ ] Fire Department [ ] Site Rescue Team [ ] Other: __________
Contact Name: _______________________________ Phone: _____________________
Notified By: _______________________________ Time: __________
Rescue Equipment Tested: [ ] YES By: _________________ Initial: _____
| Contact | Name | Phone Number |
|---|---|---|
| Emergency Services | 911 | 911 |
| Site Contact | ||
| 4Core Supervisor | ||
| Entry Supervisor | ||
| Safety Officer |
I certify that: - All hazards have been identified and controlled - All isolation and lockout procedures have been completed - Atmospheric testing shows acceptable conditions - All required equipment is in place and operational - All personnel are trained and understand their roles - Emergency response arrangements are in place
Entry Supervisor Signature: _________________________________ Date/Time: __________
ENTRY AUTHORIZED: [ ] YES
All entrants MUST sign in and out.
| Name | Time IN | Initial | Time OUT | Initial |
|---|---|---|---|---|
Record any changes to conditions, near-misses, or incidents:
| Time | Description | Action Taken | By |
|---|---|---|---|
Work Completed: [ ] YES [ ] NO
All workers accounted for: [ ] YES (_____ workers exited)
All tools and equipment removed: [ ] YES
Space restored to safe condition: [ ] YES
Lockouts removed per procedure: [ ] YES (LO-001)
Issues or concerns to report: [ ] NO [ ] YES (describe below)
Closed By: _________________________________ Time/Date: ______________
Entry Supervisor Signature: _______________________________________________
If conditions change and entry must be stopped, cancel this permit:
Reason for Cancellation:
Cancelled By: ______________________________ Time/Date: ______________
RETENTION: Keep completed permits for minimum 2 years.
REMINDER: This permit is valid for ONE SHIFT ONLY. A new permit is required for each entry or each shift.