Execution & oversight

Field-led completion control for complex construction, mechanical completion, pre-commissioning and system handover environments.
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Why it matters

In complex projects, reported construction progress can look healthy while commissioning access remains blocked. Execution & Oversight closes this gap by verifying physical readiness, evidence completeness and subsystem priorities directly against handover requirements.

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What we do

Proofdatum supports on-site inspections, MC readiness reviews, subsystem verification, line walks, punch acceleration, reinstatement control, preservation checks and alignment between construction execution and commissioning sequence.

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Typical triggers

High punch volume, repeated walkdown rejection, late Inspection and Test Record (ITR) completion, incomplete reinstatement, missing vendor evidence, delayed system handover or conflicting priorities between construction and commissioning.

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Core outputs

Completion readiness score, open workfront constraints, punch closure acceleration plan, system-by-system risk log, daily and weekly action tracker and handover decision pack.

20+Years in project completions
140,000+Inspections and tests driven to close-out
120,000+Punch items driven to closure

Typically delivered through

Common questions

When should independent field oversight be brought in?
Independent checks can start as early as detailed engineering, once the completion system is populated and boundary drawings are issued. Field oversight itself adds most value from the transition from bulk construction to system-based completion, and later whenever rising punch volume, repeated walkdown rejections or slipping Mechanical Completion dates signal that reported progress and physical readiness have diverged.
Does Proofdatum replace the contractor’s completion team?
No. Contractors retain delivery responsibility. Proofdatum provides independent verification and control, whether engaged by the owner or appointed as the project’s common assurance function, so decisions on readiness, punch and handover rest on verified evidence rather than self-reporting.
How does an engagement usually start?
Most engagements begin with the 10-Day Rapid Completion Assessment: a focused review of subsystem status, punch exposure and evidence quality that concludes with a prioritised action plan the project can execute immediately.
Can Proofdatum work within our existing completion systems?
Yes. The team works inside whichever completion management system the project runs, including ICAPS, PIMS, ProCoSys, WinPCS and client tools, and aligns verification and reporting to your existing structures rather than imposing new ones.
Does independent oversight slow the contractor down?
No. The aim is fewer stoppages, not more. Verified readiness reduces failed walkdowns, repeated retesting and late surprises, which are the real sources of schedule loss in the completion phase.

In practice

When reported progress and field reality diverge

A recurring pattern on complex scopes: discipline reports show piping and E&I tracking to plan, yet the first subsystem walkdowns surface check sheets signed against incomplete work and punch items with no owner. Execution oversight ties field verification to the completion database week by week, so claimed progress is evidenced progress and the gap never compounds into the handover window.

Identify the field constraints preventing handover.