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Work Health and Safety

  • WHS Consultancy
  • Safety Management System (SMS)
  • WHS Project Management
  • ISO Standards Gap Analysis
  • Contractor Management
  • Incident Investigations (ICAM)
  • Risk Management & Audit
  • Workplace Audit and Inspections
  • Risk Register and Assessment

Occupational Hygiene

  • Occupational Hygiene Services
  • Noise Monitoring
  • Air Quality Monitoring
  • Dust Exposure Monitoring
  • Welding Fume Exposure Assessment
  • Diesel Particulate Matter (DPM) Monitoring
  • Local Exhaust Ventilation (LEV) Airflow Assessment
  • Hazardous Chemical Management Audit
  • Respirable Crystalline Silica (RCS) Monitoring
  • Health and Hygiene Management Plan
  • Fit Testing
  • Respirator Fit Testing
  • Hearing Protection Fit Testing
  • Ergonomics
  • Indoor Lighting Assessment
  • Thermal Stress (Cold/Heat) Exposure
  • Hand‑Arm Vibration (HAV) Assessment
  • Manual Handling and Work‑Related MSD

Construction Estimation

  • Construction Estimation Services
  • Construction Take-off & Quantity Measurement
  • Tender and Bid Support
  • Quantity Surveying and Cost Planning
  • Civil Cost Estimation & Infrastructure Costing
  • Construction Estimation (Full Service)

Disclaimer

The information provided on this website is for general guidance only and does not constitute professional advice. Safe Metrics makes no representations or warranties regarding the accuracy, completeness, or currency of the information provided. Workplace health and safety, occupational hygiene, and construction estimation requirements vary depending on the specific circumstances of each site or organisation.

Any reliance on the information contained on this website is at the user’s own risk. For tailored advice, assessments, or regulatory compliance support, please contact Safe Metrics directly. Safe Metrics accepts no liability for loss, injury, or damage arising from the use of this website or the information contained herein.

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Occupational Hygiene
Occupational Hygiene

Occupational Hygiene Services

Occupational hygiene is about understanding how workplace exposures affect people over time and managing those risks before they cause harm. Our occupational hygiene services focus on identifying, measuring, and controlling health hazards in a practical way that suits real workplaces, not just regulatory theory. We work across a range of industries to assess exposure to physical and chemical hazards, including noise, airborne contaminants, fumes, dust, heat, and vibration. Our approach is evidence-based and aligned with Australian exposure standards and regulator guidance, while remaining flexible enough to reflect how work is actually carried out on site.

Noise Monitoring

Excessive workplace noise isn’t just annoying over time; it can also permanently damage hearing and make it harder to hear instructions and alarms. Un...

Air Quality Monitoring

Indoor and task‑based air quality influences worker comfort, safety and long‑term health. We assess airborne contaminants (gases, vapours and particul...

Dust Exposure Monitoring

From fabrication to demolition, dust is present every day, and the respirable fraction is what reaches deep into the lungs. Exposure to inhalable and...

Welding Fume Exposure Assessment

Welding fumes are a complex mix of fine particles and gases; in 2017, IARC classified all welding fumes as a Group 1 carcinogen. Australia’s WES for w...

Diesel Particulate Matter (DPM) Monitoring

DPM is a component of diesel exhaust made of ultrafine carbonaceous particles carrying PAHs, linked to lung cancer and other health impacts. WA mining...

Local Exhaust Ventilation (LEV) Airflow Assessment

LEV systems are designed to capture airborne contaminants at their source, but they only work effectively when airflow rates and capture velocities ar...

Hazardous Chemical Management Audit

Managing hazardous chemicals requires a systematic approach to storage, handling and emergency preparedness. What we do: • Our audit service reviews c...

Respirable Crystalline Silica (RCS) Monitoring

RCS is generated when cutting, grinding or polishing silica‑containing materials (e.g., concrete, stone). Australia’s WES is 0.05 mg/m³ (8‑hr TWA). Th...

Health and Hygiene Management Plan

Developing a health and hygiene management plan ensures that occupational hygiene risks are systematically addressed. This service involves conducting...

Fit Testing

Respirator and hearing protection fit testing ensures workers are genuinely protected from airborne hazards and harmful noise exposure, rather than relying on assumptions about PPE performance. Under AS/NZS 1715, respirator fit testing is mandatory for anyone using tight-fitting disposable or reusable respirators. We provide both qualitative and quantitative fit testing for half-face, full-face and PAPR respirators, supported by pre-screening, donning training, and clear guidance on facial hair requirements. Using advanced particle-counting devices, we measure real-time fit factors to confirm that each worker receives an effective, secure seal. We also offer hearing protection fit testing to determine each worker’s Personal Attenuation Rating (PAR), ensuring earplugs or earmuffs provide the required in-ear protection during actual use. Our service includes technique coaching, PPE selection support, and retesting triggers such as weight changes or dental work. Every test is documented, and workers receive compliant fit test records, updated procedures, and practical toolbox materials to help crews use their equipment correctly on every shift.

Respirator Fit Testing

Under AS/NZS 1715, fit testing is mandatory when workers use disposable or reusable tight-fitting respirators. We deliver qualitative and quantitative...

Hearing Protection Fit Testing

Hearing protector fit testing quantifies the Personal Attenuation Rating (PAR) for individual workers, proving the earplugs/earmuffs deliver the requi...

Ergonomics

Effective ergonomics reduces strain, prevents injuries and supports sustained productivity by ensuring workplaces are designed to fit the people who use them. Our ergonomic services cover indoor lighting assessments, thermal stress evaluation and practical adjustments that directly improve worker comfort and safety. We assess lighting performance— including illuminance, uniformity and glare—against AS/NZS 1680.1 and provide recommendations for luminaires, task lighting, shielding and maintenance to prevent performance deterioration over time. For heat and cold stress, we evaluate environmental conditions such as temperature, humidity, radiant heat and metabolic demands using indices like WBGT and TWL to establish safe work-rest schedules. The result is a tailored plan that addresses the real conditions your workers face, with clear corrective actions, maintenance schedules, and training materials that help supervisors keep controls consistent across all shifts.

Indoor Lighting Assessment

Good lighting improves visibility, accuracy, safety and productivity. Poor lighting can lead to eye strain, headaches and neck or back pain, and incre...

Thermal Stress (Cold/Heat) Exposure

Working in extreme temperatures can cause heat stress or cold stress. controls must consider climate, workload, clothing and acclimatisation. We asses...

Hand‑Arm Vibration (HAV) Assessment

HAV arises from tools like grinders, drills and jackhammers and can lead to hand‑arm vibration syndrome (HAVS) and other MSDs. We measure and assess e...

Manual Handling and Work‑Related MSD

Hazardous manual tasks include lifting, pushing/pulling, sustained awkward postures, repetition, and vibration, and they can cause musculoskeletal dis...

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