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Method Statement: Installation of Computer Room Air Conditioning (CRAC) Units in Data Centers inspection and test plan example.

Inspection and Test Plan for Method Statement: Installation of Computer Room Air Conditioning (CRAC) Units in Data Centers

AI-assisted inspection and test plan connected to a method statement, with PDF and Excel export.

Published 16 Oct 2026 Rev. 00 4 views
About this ITP: This ITP defines inspection and testing controls for CRAC units, including structural anchorage, airtightness of underfloor discharge, water/DX testing, dual-power verification, BMS integration, performance and cleanliness checks.

More than a static template

Unlike a downloadable Word or PDF template, this ITP is an AI-assisted editable starting point directly connected to its method statement. Every inspection activity, hold point, and acceptance criterion is structured and ready to adapt to your project.

  • AI-assisted customization — Tailor inspection activities and acceptance criteria to your specific project scope.
  • Linked method statement — This ITP is connected to the corresponding method statement describing the work sequence.
  • Multiple export formats — Download as a formatted PDF or editable Excel spreadsheet.
  • Editable starting point, not a final document — Review and verify all content against your project specifications and standards before use.

What you can customize

When you save this ITP to your account, every inspection row becomes editable. You can add, remove, or modify:

  • Inspection activity — Description of what is being inspected.
  • Inspection type — Hold point (H), Witness point (W), Review (R), or Monitor (M).
  • Responsibility — Contractor, subcontractor, engineer, or client.
  • Frequency — How often the inspection occurs.
  • Acceptance criteria — Referenced standard or specification requirement.
  • Records — Forms, test reports, or checklists required as evidence.

Why this ITP is used

To ensure CRAC installations meet safety, performance, and cleanliness requirements with traceable inspections and tests.

Who uses this inspection and test plan

QA/QC engineers, site supervisors, commissioning teams, and client/consultant representatives.

When this ITP is prepared and submitted

From pre-start through start-up and performance verification to handover.

Who receives or approves this ITP

Client/Consultant for review and witnessing as designated.

Inspection scope

Material receipt, placement, anchorage, sealing, piping/drain tests, electrical verification, controls, start-up, airflow/thermal performance, particle counts.

Typical hold, witness, and review points

Hold: pre-start, anchorage, hydro/DX, electrical termination, OEM pre-functional, handover dossier. Witness: delivery, raised floor, sealing, electrical tests, TAB, thermal, particle counts.

Typical inspection records

Checklists, torque logs, test certificates, calibration records, P2P sheets, TAB reports, particle counts, OEM start-up sheets, as-builts.

Important approval note

This ITP is an AI-assisted editable starting point, not a pre-approved document. Before use on any project, all inspection activities, hold points, and acceptance criteria must be reviewed and approved by the relevant parties (superintendent, principal contractor, or client representative) in accordance with your contract and project quality plan.

Always verify acceptance criteria against your applicable drawings, specifications, and regulatory requirements. Hold points must be confirmed with the relevant authority before work proceeds past that point.

Inspection and test plan

Activity Inspection / Test Acceptance Criteria Responsibility Record
Pre-start approvals Verify approved drawings, method, risk assessments, permits All approvals current; permits open Prestart checklist
Delivery inspection Check CRAC model/options, damage, accessories Matches submittal; no damage Delivery IR/photos
Location and layout verification Measure footprint vs. marks; clearance to walls/cableways Within ±5 mm; OEM service clearances met Layout report
Leveling and anchorage Level check; anchor installation/torque Level within OEM; torque within ±10% Torque log
Raised floor interface Stringer alignment, panel support, cutout finishes Level ±2 mm/3 m; no panel rocking Inspection report
Underfloor discharge sealing Smoke-pencil and DP check around base/grommets No visible smoke; DP within ±10% design; leakage <5% flow [Verify] Sealing checklist
Humidification water line hydrostatic test Pressurize to 1.5× operating (min 6 bar) for 2 h No pressure loss/leaks; gauges calibrated Pressure test certificate
Backflow prevention device install Check EN 1717 device type/orientation and isolation valves Correct device/class; accessible for maintenance Inspection record
Condensate drain test Water flow test ≥5 L; observe trap/priming No leaks; continuous drainage; trap seal maintained Drain test sheet
DX system pressure/vacuum/leak (if applicable) N2 pressure test; vacuum to ≤500 microns; EN 14624 leak scan Stable pressure 24 h; vacuum rise <200 microns/30 min; 0 leaks Refrigerant test report
Electrical termination (A/B) Visual, lug crimp torque, segregation, labeling Per IEC 60364 and OEM; correct labels; torque per datasheet Termination checklist
Electrical verification tests IR, PE continuity, polarity, phase rotation, protective device test IR ≥1 MΩ (or OEM); PE <0.5 Ω; correct polarity/rotation; devices operate Electrical test report
Controls/BMS point-to-point I/O verification, alarms, network communication 100% points proven; alarms reach BMS P2P sheets
Pre-functional OEM checks OEM start-up checklist All items pass; safeties verified OEM checklist
Start-up sequence (A then B) Sequential energization; observe inrush; no backfeed/interlock operation Smooth start; no trips; no cross-feed Start-up log
Airflow and plenum DP verification Measure airflow with balometer; plenum DP points Airflow within ±10%; DP within ±10% design TAB report
Thermal/humidity performance Supply temperature/RH stabilization; humidifier function Supply 18–27°C; dew point 5.5–15°C; stable RH per design [Verify] Performance report
ISO 14644 particle counts Particle counter at ≥3 locations/unit zone Meets specified class (typ. ISO 8 thresholds) Particle count log
As-built and O&M submission Document completeness check Approved by Engineer/Client Handover dossier

This table is a read-only public reference. Download the PDF or Excel version, or customize this ITP to edit it for your project.

Frequently asked questions

Yes. Follow OEM guidance. Disconnect or isolate sensitive electronics and sensors before megger tests and use the specified test voltage (often 250–500 VDC).

Hold points require formal release before proceeding. Witness points require notifying the client/consultant to attend. Both are logged in the ITP with sign-offs.

Related method statement

This Inspection and Test Plan is associated with the Method Statement: Installation of Computer Room Air Conditioning (CRAC) Units in Data Centers method statement, which describes the step-by-step construction sequence, resources, materials, equipment, safety controls, and environmental controls for this activity.

View the Method Statement: Installation of Computer Room Air Conditioning (CRAC) Units in Data Centers method statement →

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