Quality on site is not achieved by good intentions. It is achieved by a document that says what gets checked, by whom, and what cannot proceed until it passes.
An inspection and test plan lists every element of the works, the checks that apply to it, who carries them out, what standard it is measured against and whether work may continue before the check is signed. It is the difference between a site where quality is verified and a site where quality is asserted. For an owner abroad it is also the only mechanism that operates when nobody is watching.
Before stage one
The plan has to exist before the first concealed work, which means it is prepared during mobilisation rather than when a problem appears. It needs the design team to state the standards, the contractor to state the methods, and the supervising engineer to hold the pen on who signs what. Deciding hold points after work has started is a negotiation you will lose.
- A specification that states the standard for each element rather than referring vaguely to good practice.
- A supervising engineer appointed with authority to stop work at a hold point.
- Agreement on which tests use an independent laboratory and who pays for them.
- A submittal register for materials requiring approval before ordering.
- A written rule that work concealed without a signed hold point is opened at the contractor cost.
Stage 1: List the elements and their risk
Work through the building element by element and mark those where a failure is either dangerous or expensive to reach later: foundations, reinforcement, concrete, waterproofing, buried services, fire stopping, facade fixings. These attract hold points. Elements that can be inspected at any time later attract lighter checks.
- Deliverable: An element register ranked by consequence of failure and difficulty of later access.
- Owner: Design team with the supervising engineer.
- Approval gate: Register agreed before the plan is written, so effort is directed at what matters.
Stage 2: Set the standard for each check
For each element, name the standard it is measured against, whether that is the Saudi Building Code requirement, the specification clause, a manufacturer instruction or a stated tolerance. A check without a standard becomes a matter of opinion, which is how arguments about acceptable work begin.
- Deliverable: A plan column naming the acceptance criterion for every check.
- Owner: Design team.
- Approval gate: No check included without a stated acceptance criterion.
Stage 3: Decide hold points and witness points
A hold point stops work until it is signed. A witness point invites attendance but does not stop work if nobody comes. Reserve hold points for concealed and safety critical work, because a plan full of hold points and no attendance quickly becomes a plan everybody ignores.
- Deliverable: A plan distinguishing hold points, witness points and review points.
- Owner: Supervising engineer with the owner representative.
- Approval gate: Number of hold points matched to the attendance actually being paid for.
Stage 4: Fix the notification process
State how much notice the contractor gives before a hold point, how that notice is given, and what happens if the inspector does not attend within the notice period. Without this, every missed inspection becomes a dispute about who failed to appear.
- Deliverable: A written notification procedure with a period and a named channel.
- Owner: Contractor and supervising engineer jointly.
- Approval gate: Procedure issued to every subcontractor, not only to the main contractor.
Stage 5: Set up the records and where they live
Each check produces a signed record, and those records are the asset you keep. Decide the form, the numbering and the shared location, and require them to be uploaded within days rather than collected at handover. An owner abroad should be able to open last week records without asking.
- Deliverable: A records template and a shared folder structure accessible to the owner.
- Owner: Supervising engineer.
- Approval gate: Records uploaded before the related work is included in a valuation.
Stage 6: Run non conformances properly
When work fails, raise a numbered non conformance report stating the failure, the required remedy and the date for closure. Track the age of open reports. A register where items sit open for months tells you more about a contractor than any progress figure.
- Deliverable: A non conformance register with raise dates, closure dates and ages.
- Owner: Supervising engineer, reported monthly to the owner.
- Approval gate: No payment for work covered by an open non conformance report.
Stage 7: Close the plan into the handover file
At completion, the signed records, test certificates and closed non conformances form part of the handover documentation and the evidence behind every warranty. Collect them as they are produced, because assembling them at the end is the moment when gaps turn out to be permanent.
- Deliverable: A complete quality file cross referenced to the elements in the plan.
- Owner: Contractor, verified by the supervising engineer.
- Approval gate: Final retention release withheld until the quality file is complete.
Handovers between stages
The plan breaks down at the handover between the main contractor and the subcontractor who actually does the work, because the subcontractor was priced and programmed before anyone told them about hold points. It also breaks down between inspection and payment when the certifier does not check the records before valuing work. Connect the two, and the plan enforces itself.
How you know it is finished
The plan is working when every concealed element has a signed record, when the non conformance register shows items closing within weeks rather than months, and when the records are available to you without a request. If you have to ask for an inspection record, the system is not running.
Domira designs, builds and manages projects across Saudi Arabia for owners who are based abroad: land appraisal, feasibility, design, construction, handover and asset management under one accountable contract. Send us the plot or the brief and Domira will put the numbers in front of you before you commit.
Frequently Asked Questions
What is a hold point in construction quality control?
A hold point is a stage where work must stop until an inspection has been carried out and signed off. Typical examples are reinforcement before a concrete pour, waterproofing before screed, and buried services before backfill. The purpose is to catch problems while they are still visible and cheap, which is why hold points cluster around work that will shortly be impossible to see.
Who prepares the inspection and test plan on a building project?
The contractor usually prepares it because they know their methods and sequence, working from standards set by the design team, and the supervising engineer reviews and accepts it. On projects without a strong design team the supervising engineer often drafts it. What matters is that it is accepted before work starts and that the acceptance criteria come from the specification rather than from custom.
What happens if a contractor covers up work before it is inspected?
Under a properly written contract, you can require the work to be opened up for inspection, and the cost falls on the contractor if the plan required a hold point. That is why the rule needs to be written into the contract rather than raised as a complaint later. In practice the threat is more useful than the action, provided the contractor believes you will apply it.
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