Capacity improvement without major capex
Output had to rise, and a large capital project was already being drafted. The review tested whether capacity was already sitting inside utilisation, scheduling, changeovers, reliability and shift design.
Real advisory experience — details generalised
Situation
Demand was ahead of stated capacity. Reported utilisation suggested the site was close to its ceiling. Lead times on equipment and the size of the capital request made the decision consequential and difficult to reverse.
Illustrative image only. It does not depict a client or facility.
What the review focused on
- Line utilisation and bottlenecks
- Shift structure and labour productivity
- Changeover time and planning discipline
- Waste and rework
- Maintenance reliability
- Production scheduling
- Capex avoidance opportunities
- Output increase versus cost increase
Risks examined
- Spending large capex before exhausting existing capacity
- Adding volume without fixing operating discipline
- Creating labour inefficiency
- Underestimating commissioning and ramp-up risk
- Treating capacity as an equipment problem instead of a system problem
Approach
- Measure true utilisation against reported utilisation, at the constraint rather than the plant average
- Separate physical constraints from planning, changeover and reliability constraints
- Test whether output gains cost less than the capital alternative
- Establish operating discipline before adding volume, not after
Outcome
Capital should be committed only for constraints that are physical and proven. Where the constraint was behavioural — scheduling, changeover, reliability, shift design — the cheaper and faster path was to fix it and re-measure. The review pushed leadership to establish which category the constraint belonged to before releasing funds.
The review supported a capacity improvement approach using existing assets and operating discipline before committing major capital expenditure. The commercial value was avoiding or delaying unnecessary capex while improving output.
Questions that decided the outcome
Detail has been removed or generalised so no client or company is identifiable.
- Is our constraint physical, or behavioural?
- What output exists inside current assets if scheduling and changeovers were disciplined?
- What must be proven before capital is committed?
- What does commissioning and ramp-up realistically cost us in lost output?
- Would this capex still be needed after twelve months of operating discipline?
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