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GullySystem
A practical guide

Build or buy software for a structural steel fabricator

Ganesh HSStrategy and Technology, GullySystem
Practical advice · 4 min read

In this guide 6 sections
The short answer

Buy a ready product if your work is standard: member marks, piece lists, shop drawings, weld records and site deliveries on the erection programme. Build only where your process is unusual, such as special inspection packs or heavy detailing handoffs, and settle your data flow from the detailing package first.

What a steel fabricator needs to track

Steel jobs are sets of marks. Each beam, column, brace and plate carries a member mark, profile, length, grade and quantity, and the detailer’s piece list drives purchasing, sawing and assembly.

Around the marks sit shop drawings, bolt lists, weld maps and the erection sequence for site, and missing any one of them stops the crew on the day.

List every item your office still keeps on paper or in Excel, because that list defines the problem you are trying to solve.

  • Member marks with profile and grade
  • Shop drawing revisions per mark
  • Bolt, plate and cleat lists
  • Weld maps and welder records
  • Load-out by erection sequence

Where a ready product fits

If your jobs follow a common path of import, purchase, cut, fit, weld, paint and ship, a ready product covers it and the vendor carries the upgrades.

Test it with one real job by importing a piece list from your detailing package in whatever format it exports, and see what survives. Then revise the list midway through fabrication and watch how the product copes with added, removed and changed marks, since that moment breaks most weak systems.

Ask what you can change alone. Marks, statuses and print layouts should be yours to set, because a product you cannot adjust becomes another workaround to maintain every time the process shifts.

When a custom build is worth the effort

Build when the process is your edge, such as a hold-point inspection on every weld or plate and sections nested together with yield tied to the job.

Custom work also fits when you need a client portal showing load-out status, or a handoff to a particular detailing tool that no ready product reads.

It takes more time up front. Plan a first working version on one project, then grow it module by module as the crew and the office start to trust the screens.

  • Inspection hold points per customer
  • Plate and section nesting tied to yield
  • Customer portal for delivery status
  • Connector to your detailing software

Settle these before choosing either

Decide who owns the piece list once it arrives and who updates the shop when the detailer revises it, because these are rules, not software features. Any system fails without them.

Choose how weld records are captured, whether the welder’s ID is stamped on the mark or written on a sheet, and what customers ask to see at handover.

Agree what site sends back. Damaged pieces, missing bolts and mark mismatches should flow to the office, because feeding them back closes the loop before the next delivery leaves the yard.

How to make the call

Run a small trial with a ready product on one live project and note every workaround, because workarounds that cluster in one area mark your build candidate.

Keep your data portable. Whatever you choose, make sure you can export marks, drawings and weld records as spreadsheets and PDF files, so a change of vendor never traps your history.

Before you meet any vendor, write a short brief of your current flow and your three worst delays, then hand it over on the first call.

Steel fabricator build or buy worksheet

A two-column worksheet compares a ready product against a custom build, with rows for member marks, piece list import, shop drawing revisions, weld records, load-out and site feedback. Cells take a tick, partial or gap. A final row totals the gaps.

Open a blank worksheet to print

Questions owners ask

Can software read output from my detailing package?

Usually through an export such as a spreadsheet or a neutral file, so ask the vendor to import a real list from your last project during the demo.

Is custom software only for large fabricators?

Not only for large shops. Size matters less than how unusual your process is. A small shop with a distinct inspection routine can justify a build, while a large shop with a standard flow may not.

How do we handle revised piece lists mid-job?

The system should compare the new list to the old one and show added, removed and changed marks, because without that comparison the shop builds to a stale list.

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