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Capability 06 of 06 · 4 min read

Construction supervision

Design intent held through delivery. The drawing is worth nothing if the site drifts from it.

Every project is substituted during construction. A specified product is out of stock, a tolerance cannot be held, a subcontractor proposes something cheaper. None of that is unusual and none of it is avoidable — what matters is who decides whether the substitution is acceptable.

If nobody is holding the intent, those decisions are made by whoever is on site that morning, and the building arrives as an average of small compromises. So supervision means being present while the decisions are live, not auditing them afterwards.

This is also why staying to the end is part of the offer rather than an extra. The French House complex was delivered in twelve months with full interior finishing; that timescale is only possible when design questions are answered at the speed the site asks them.

French House — built, with full interior finishing
On site, before there was an office A scheme under discussion before it reaches site

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A worked example

French House — twelve months, with the interiors in it

Sixteen apartments in a classical idiom, delivered with full interior finishing in twelve months. A programme that short is not achieved by pushing the contractor; it is achieved by never making the contractor wait. Every project is substituted during construction — a specified product is out of stock, a tolerance cannot be held, a subcontractor proposes something cheaper. None of that is unusual or avoidable. What decides the outcome is who answers, and how fast. If nobody is holding the design intent, those decisions get made by whoever is on site that morning, and the building arrives as an average of small compromises nobody chose.

What you get
  • Regular site presence while decisions are live, not audits afterwards
  • Review of contractor submittals, samples and substitution proposals
  • Answers to site queries at the speed the site asks them
  • Snagging and defects lists through to close-out
  • Progress records the client can actually read
  • Handover documentation
Stage

From mobilisation on site to handover

What sets the programme

Programme length and how much of the design is still open when the site starts. Answering design questions at site speed is what makes a short programme possible.

Questions that come up
Why not just inspect at milestones?

Because substitutions are decided between milestones. Supervision means being present while the decisions are live, not auditing them once they are built.

Who decides whether a substitution is acceptable?

Someone holding the design intent. If nobody is, it is decided by whoever happens to be on site that morning.

Do you supervise projects you did not design?

Yes, though the first step is establishing what the design actually intended, which is not always written down.

How often is someone on site?

It is set by the programme and the stage — dense during finishes and services, lighter during structure.

What if the contractor disagrees?

The point of being present is that most disagreements get resolved before they become claims. Where they do not, they are recorded and escalated.

Does this cover cost?

Design intent and quality, primarily. Cost is a separate appointment, usually a quantity surveyor's, and works alongside this.

What does construction supervision include?

Regular site presence while decisions are live, review of contractor submittals, samples and substitution proposals, answers to site queries at the speed the site asks them, snagging and defects lists through to close-out, progress records the client can read, and handover documentation.

When does supervision start and end?

From mobilisation on site to handover.

What decides how much supervision a project needs?

The length of the construction programme and how much of the design is still open when the site starts.

Why are substitutions the centre of supervision?

Every project is substituted during construction: a specified product is out of stock, a tolerance cannot be held, a subcontractor proposes something cheaper. What matters is who decides whether the substitution is acceptable.

What did supervision achieve on French House?

Sixteen apartments in a classical idiom were delivered with full interior finishing in twelve months — achieved by never making the contractor wait, not by pushing the contractor.

Which built projects can I see?

French House and Westminster International School in Tashkent, both listed as built.

Worth a conversation?

If this is close to something you are working on, the fastest useful step is a short call — site, stage, what you are deciding. It commits you to nothing.