Quality Control

Quality Isn't Inspected In. It's Engineered In.

147 quality checkpoints. Every module. Every time. Our quality system is built on three pillars: incoming material inspection, in-process quality control, and factory acceptance testing — verified by independent third-party auditors.

Quality System

Three-Stage Quality Assurance

Quality gates at every stage: from raw material receiving to final module sign-off. Nothing moves forward without passing inspection.

IMI → IPQC → FAT

  • Incoming Material Inspection (IMI): All steel coil, insulation, plasterboard, MEP components, and finishes are inspected against mill certificates and specification before entering production. Material traceability from mill to module.
  • In-Process Quality Control (IPQC): 14 production stations, each with defined quality gates. Steel frame dimensions (Station 3), enclosure integrity (Station 5), MEP continuity (Station 7), plasterboard finish level (Station 9), joinery fit (Station 11), MEP function (Station 13).
  • Factory Acceptance Testing (FAT): Full system test at Station 14: plumbing pressure test at 10 bar, electrical continuity and insulation resistance, HVAC commissioning, fire suppression verification, acoustic seal inspection. Zero-defect sign-off with photographic record.
MODURA quality inspector performing laser measurement check on a finished modular unit
Inspection Equipment

Measurement & Testing Technology

Laser Dimensional Scanning

3D laser scanning verifies every module face to ±2mm tolerance. Scan data compared against BIM model; deviations flagged and corrected before next station.

Electrical Continuity Testing

Every circuit tested: continuity, insulation resistance at 500V DC, polarity verification, RCD trip time, and earth loop impedance. Full test certificate per module.

Plumbing Pressure Test

All pipework pressurized to 10 bar (145 psi) for 30 minutes. Zero allowable pressure drop. Drainage systems filled and verified. Every joint documented.

Blower Door Airtightness

Each module tested to <3 m³/h/m² at 50Pa. Exceeds Passive House standard. Thermal imaging verifies insulation continuity — zero cold bridges.

Acoustic Testing

In-factory acoustic testing per BS EN ISO 16283. Party wall DnT,w + Ctr ≥ 45dB verified. Party floor L'nT,w ≤ 62dB verified. Tested before module leaves factory — not after installation.

Third-Party Witness Testing

Independent inspection bodies conduct unannounced audits and witness tests. Annual recertification audits for ISO 9001, ISO 14001, ISO 45001. CE/UKCA notified body surveillance.

Certifications

Internationally Recognized Standards

MODURA holds certifications that matter for international construction projects. Every certificate is current and maintained through annual third-party audit.

ISO 9001:2015

Quality Management

ISO 14001:2015

Environmental Management

ISO 45001:2018

Occupational Health & Safety

EN 1090-1/2

Structural Steel EXC3

CE / UKCA Marking

EU & UK Conformity

BOPAS Accredited

60-Year Design Life

Compliance

Additional Standards

StandardScopeApplication
EN 1990-1999 (Eurocodes)Structural design basis, actions, steel, composite, seismicAll structural engineering
BS EN 13501Fire classification of construction productsFire-rated assemblies up to 120 min
BS EN ISO 16283Field measurement of sound insulationAcoustic performance verification
PAS 8700:2025Modern Methods of Construction — Quality AssuranceUK-specific MMC quality
ISO 19650BIM information managementDigital delivery & asset data
LEED / BREEAMGreen building certificationSustainability rating for completed buildings
0 Inspection Points Per Module
0 First-Pass Yield Rate
0 Annual Third-Party Audits
0 Material Traceability

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Download our quality manual, certification certificates, and sample inspection reports. Full transparency on how we build.

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