Jet A-1 68 Kl SBT Tank Internal Cleaning SOW

1. Preparation Phase

Review the Scope of Work (SOW) and safety requirements.

Gather necessary permits and approvals.

Notify relevant stakeholders about the cleaning schedule.

Assemble cleaning team and assign roles.

Conduct a pre-cleaning safety meeting.

Inspect cleaning equipment and tools for functionality and safety compliance

Verify the availability and suitability of cleaning agents and materials

Review and confirm the cleaning procedure with the team

Establish emergency response procedures and ensure all team members are familiar with them

Set up a communication plan for the duration of the cleaning process

Confirm access to the tank site and ensure all necessary access points are clear

Develop a timeline for the entire cleaning process, including milestones

Ensure all personal protective equipment (PPE) is available and in good condition

Conduct a risk assessment specific to the cleaning operation

Prepare a contingency plan for potential issues that may arise during the cleaning process

2. Equipment and Materials

Ensure availability of cleaning equipment (e.g., pumps, hoses, vacuums).

Prepare personal protective equipment (PPE) for all personnel.

Check safety data sheets (SDS) for all chemicals to be used.

Inspect all cleaning equipment for functionality and safety compliance

Ensure availability of appropriate cleaning chemicals and agents

Prepare spill containment materials (e.g., absorbent pads, booms)

Gather tools for manual cleaning (e.g., brushes, scrapers)

Ensure availability of testing equipment for residue analysis (if applicable)

Prepare a first aid kit and ensure it is accessible on-site

Verify that all equipment is properly calibrated and maintained

Organize a communication system (e.g., radios or phones) for personnel

Establish a designated area for equipment staging and storage

Confirm that all personnel are trained on the use of equipment and materials

3. Safety Measures

Implement lockout/tagout procedures for tank access.

Ensure proper ventilation in the work area.

Set up fire safety measures, including extinguishers and fire watch.

Conduct gas detection tests for flammable vapors.

Here are some additional steps that could be included in the Safety Measures section

Provide Personal Protective Equipment (PPE) such as gloves, goggles, and respirators to all personnel involved

Establish a safety briefing for all team members prior to commencing work, outlining potential hazards and emergency procedures

Ensure that all workers are trained in confined space entry protocols, as applicable

Post safety signage around the work area to alert personnel of potential hazards

Implement a buddy system for workers entering the tank, ensuring that no one enters alone

Monitor atmospheric conditions continuously during the cleaning process to detect any changes in air quality

Have a first aid kit readily available and ensure that at least one team member is trained in first aid and CPR

Prepare an emergency response plan and ensure that all personnel are familiar with it, including evacuation routes and emergency contact information

Limit access to the work area to essential personnel only, maintaining a clear perimeter

Conduct regular safety audits throughout the cleaning process to identify and mitigate any new hazards that may arise

4. Initial Inspection

Inspect the tank for structural integrity and signs of damage.

Document existing conditions with photographs.

Identify and mark areas requiring special attention.

Here are some additional steps that could be included in the 4. Initial Inspection section of the Cleaning Procedure

Check for the presence of any residual product or contaminants in the tank

Assess the tank's internal surfaces for corrosion or pitting

Inspect all tank fittings, valves, and seals for wear or damage

Conduct a thorough examination of the tank’s access points and manways

Verify the adequacy of the tank’s ventilation and access for cleaning personnel

Measure and record the tank's dimensions and capacities to ensure compliance with specifications

Evaluate the condition of any existing internal coatings or linings

Inspect for signs of microbial growth or biofilm accumulation

Review historical inspection and maintenance records for insights on previous issues

Ensure that safety equipment and emergency response plans are readily accessible during the inspection

5. Cleaning Procedure

Remove any residual fuel from the tank using pumps.

Scrub interior surfaces to remove sludge and contaminants.

Use vacuum equipment to remove waste materials.

Here are some additional steps that could be included in the "Cleaning Procedure" section of the SOW checklist

5. Cleaning Procedure

Remove any residual fuel from the tank using pumps

Scrub interior surfaces to remove sludge and contaminants

Use vacuum equipment to remove waste materials

Inspect and clean tank fittings, nozzles, and valves to ensure they are free from obstructions

Apply a suitable cleaning agent or solvent to the interior surfaces, allowing adequate dwell time as per manufacturer specifications

Utilize high-pressure water jets or steam cleaning for thorough removal of stubborn residues

Conduct a second vacuuming to ensure all cleaning agents and contaminants are removed

Rinse the tank thoroughly with clean water to eliminate any remaining cleaning agents

Use inspection cameras or borescopes to verify that all areas have been adequately cleaned

Allow the tank to air dry completely before closing or preparing for re-fueling

Conduct a final wipe-down of all interior surfaces with absorbent cloths to remove any residual moisture

Ensure that all cleaning tools and equipment are cleaned and stored properly after use

Document any observations or challenges encountered during the cleaning process for future reference

6. Waste Management

Collect and properly dispose of waste and contaminants.

Ensure compliance with environmental regulations for waste disposal.

Document waste quantities and disposal methods.

7. Final Inspection and Testing

Conduct a thorough inspection of the cleaned tank.

Perform any required integrity tests (e.g., pressure testing).

Verify that all cleaning residues have been removed.

8. Documentation and Reporting

Compile a cleaning report detailing the process and findings.

Include before-and-after photographs in the documentation.

Submit the final report to relevant stakeholders for review.

9. Post-Cleaning Review

Conduct a debriefing session with the cleaning team.

Identify lessons learned and areas for improvement for future cleanings.

Ensure all equipment and materials are returned and accounted for.

10. Follow-Up Actions

Schedule regular maintenance and inspections for the tank.

Update cleaning procedures based on feedback and findings.

Review safety protocols and update as necessary.