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Tank cleaning guidance for oil & chemical tankers

Remote Consultation

Tank cleaning from DPP to CPP, chemical tanker tank cleaning to wall wash standards, and stowage planning for pure chemicals. We help ships plan, carry out and prove clean tanks.

Where we help

Three specialist jobs, one remote team.

Tank cleaning and stowage decisions affect time, cost and acceptance. Get them right before the ship starts washing or loading.

Oil tankers

DPP to CPP changeovers

Remote consultation for tanks moving from dirty petroleum products (DPP) to clean petroleum products (CPP), with a method matched to the previous cargo, tank condition and next cargo.

  • Changeover cleaning plan by previous and next cargo
  • Method, sequence and wash-cycle guidance
  • Cleaning chemical selection guidance
  • Slop, residue and disposal planning
  • Inspection readiness for the incoming cargo
  • Time and cost planning to avoid re-cleaning
Chemical tankers

Cleaning to wall wash standards

Remote consultation to get chemical tanks to the wall wash standard your next cargo demands, with the records to prove it.

  • Previous and next cargo compatibility review
  • Prewash and cleaning requirements under MARPOL Annex II
  • Wall wash standard and acceptance preparation
  • Tank coating and stainless steel considerations
  • Drying, ventilation and gas freeing guidance
  • Cargo record and documentation support
Chemical cargoes

Stowage planning for pure chemicals

Remote support to plan where each pure chemical parcel goes, so cargoes stay compatible and cleaning stays manageable.

  • Cargo compatibility and segregation review
  • Tank allocation by coating, construction and heating needs
  • Previous cargo and cleaning grade requirements
  • Parcel sequencing to limit tank cleaning
What you get

Practical support from planning to acceptance.

Pre-arrival review

We review last cargoes, next cargo, tank condition and equipment before cleaning begins.

Tank-specific plan

A clear cleaning plan the crew can follow, with steps, checks and safety controls.

Shore support

Master Mariners available to the ship and office while cleaning is under way.

Post-cleaning review

Lessons learned and improvements fed back into your procedures.

How it works

From first message to a clean tank.

Share details

Vessel, tank types and coatings, last three cargoes, next cargo and equipment.

We review

Cargo compatibility, cleaning requirements and risks are assessed.

Plan

You receive a clear, tank-specific cleaning plan and checklist.

Support & verify

We support the crew and prepare the ship for inspection and acceptance.

FAQ

Common questions.

What do you need from us to start?

Vessel details, tank construction and coatings, last three cargoes, the next cargo, available cleaning equipment and any charterer or inspector requirements.

Is this only for the changeover voyage?

No. We can also prepare standing tank cleaning procedures and crew guidance for your fleet, so each changeover starts from a good plan.

Do you attend the ship?

Our service is remote consultation, working with the ship and your office. If you need anything beyond that, ask and we will discuss what is possible.

Get started

Planning a changeover, a wall wash or a chemical stowage?

Send us the details and we will come back with how we can help.