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How I work

Defined-scope sprint

Fixed-scope delivery when the path from brief to output is clear.

When the brief is already clear, the most useful thing I can do is get on and deliver it. A defined-scope sprint is a bounded package of engineering work, such as CAD, drawings, calculations, substantiation or release documentation, agreed up front around clear outputs, technical requirements and a delivery window.

Before starting, we confirm the outputs, the acceptance basis and the information I need from you. The work then runs to a clear schedule, with progress visible throughout rather than only at final issue.

It suits work that is genuinely well defined. If the sprint exposes a more fundamental uncertainty in the problem or brief, I’ll raise it early and recommend a short Phase 0 rather than allow ambiguity and rework to build into the programme.

What this usually looks like

Outputs icon

Outputs

  • Pre-agreed engineering deliverables for a defined purpose
  • Produced against agreed requirements and acceptance criteria
  • Typical outputs include CAD, drawings, calculations, reports and release-ready documentation
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Scope and timeframe

  • Usually delivered as a 2–4 week sprint
  • Larger packages can be divided into sequential sprints
  • Each sprint has a fixed scope, delivery window and acceptance basis
How it runs icon

How it runs

  • Kick-off review call to confirm the brief, scope and outputs
  • Progress updates, usually by concise email, illustrated where useful
  • One review round on the draft deliverable or release pack
What I need from you icon

What I'll need from you

  • An agreed brief defining scope, requirements and acceptance criteria
  • Relevant reference material, such as CAD, drawings, PDFs, photos, reports and specifications
  • Timely responses to technical queries and information requests during delivery
Defined-scope sprints depend on a stable brief and agreed basis. Small additions may sometimes be accommodated, but significant changes that affect the outputs, acceptance basis or programme will be agreed as additional work or a separate sprint.

Case study

Suspension bridge castings

Frugal developed detailed 3D models and manufacturing proposal drawings for a set of suspension bridge saddles, translating complex structural reference drawings into a coordinated package supporting foundry, fabrication, machining and costing review.

SprintFull read
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Common questions

A few quick answers about deliverables, completion and changes during a sprint.

Ready to brief a defined piece of work?

Send the brief and I’ll confirm the scope, outputs and timescale, or tell you if a short Phase 0 would be the better starting point.