Start with a list of sheets, halyards and control lines.
Label by function
Start with a list of sheets, halyards and control lines. Record the job and route of each line, along with known construction, diameter and installed length. Mark uncertain measurements as unverified. The inventory should describe the boat as it is rather than copy an old invoice without checking what was fitted.
Include the connected hardware
Record clutches, blocks, sheaves and terminations alongside the rope. Ask a rigger to verify suitability when a line changes construction or diameter. Use photographs to show locations and any visible wear, without interpreting a photograph as a load assessment. Keep inspected condition separate from an assumption about remaining life.
Make the record usable
Give every line an identifier, colour and date of replacement where known. When ordering, confirm finished lengths and terminations with the supplier. A line list helps a new crew understand the layout and lets the next rigger investigate an issue without starting from memory. Update the list after changes rather than keeping several conflicting versions.
Example: distinguish two similar-looking lines
A boat may carry sheets and halyards with similar colours but different jobs, routes and replacement histories. Give each line a unique label in your notes and photograph its working path. Record known specifications from invoices or labels; mark uncertain dimensions and materials as unknown rather than treating an estimate as a purchasing specification.
Make the inventory useful to a rigger
Include the associated clutch, cleat, block or winch model where known, plus the reason for replacement. Ask the specialist to confirm sizing, construction and termination requirements for the application. Retain the final specification and date alongside the line’s role so a future enquiry does not have to begin from memory.
Your planning checklist
- Identify lines by job and route
- Mark unverified dimensions
- Record hardware and terminations
- Maintain one dated inventory
Sources & further reading
Original MarineBrands buying and planning guidance, informed by these manufacturer and official references. Confirm current specifications for the exact model and Australian version.
This is an editorial guide. Linked brand advertorials are identified separately; no paid sponsorship or manufacturer approval of this guide is claimed.


