Maintenance teams move between plant rooms, ceiling voids and live areas, often tackling short, dusty jobs with little notice. Exposure accumulates across the shift, and controls are rarely set up as thoroughly as on planned work. Understanding why risk is higher helps target practical fixes.

Why exposure is elevated

• Frequent starts and stops mean extraction is missed or poorly connected.
• Tasks occur near occupants, so bystander exposure is a concern.
• Unknown materials and legacy dust in voids add hidden respirable risks.

Make control part of the job ticket

• Add a simple dust checklist: material, method, extraction, clean-up plan.
• Carry task-specific LEV adaptors and choose bits/blades that accept extraction.
• Use water suppression where safe and practical.

Air and area control

• In small rooms, run a compact air scrubber to pull air away from doors and create a basic negative flow.
• Shut doors, block transfer grilles if safe, and post temporary signage.
• Track PM2.5/PM10 with a pocket particulate monitor; pause if readings climb or visibility drops.

Housekeeping that prevents re-suspension

Avoid sweeping. Vacuum dust at the task and on exit routes using industrial units; using Supra vacuums for dry capture reduces re-suspension and speeds turnover between jobs.

PPE is not the plan

Issue suitable PPE, including RPE (FFP3 or equivalent) when residual risk remains, and ensure users are fit-tested. Treat PPE as a backstop: it does not protect others and fails if the seal is compromised.

Logistics that make control easy

• Maintain a grab-bag: LEV hoses, adaptors, spare filters, bags and wipes.
• Define stop-work triggers and escalation if unknown materials (e.g. suspect asbestos) are encountered.
• Record high-dust tasks; repeated peaks may justify a permanent LEV or process change.

Small jobs are where exposure quietly accumulates. Build control into the maintenance routine and verify performance with quick monitoring to keep teams and occupants safe.