Based in Florida
Quarry Cuts Dust Exposure by 60% with Apt Plan
The Challenge: Silica Dust and High Noise Exposure Put Workers at Risk
A regional quarry operation was under scrutiny after a routine inspection revealed elevated respirable crystalline silica levels and high noise exposure among equipment operators. The quarry lacked a formal exposure control plan and had outdated PPE protocols.
The company faced the risk of MSHA citations, potential health claims, and reduced workforce morale. They needed a fast, effective solution that wouldn’t disrupt production.
Key issues included:
- Uncontrolled airborne silica from crushers and conveyance points
- Noise levels exceeding NIOSH recommended exposure limits (RELs)
- Inconsistent PPE usage and no audiometric program in place
- Minimal training on dust suppression techniques

Our Solution: A Measurable Dust and Noise Control Program
Performed full-shift air sampling
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using NIOSH 7500 silica protocols and noise dosimetry per MSHA standards
Recommended PPE upgrades
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including half-face respirators and dual-ear protection
Installed water misting systems
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at primary crusher and conveyor junctions
Trained operators
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on real-time dust suppression strategies and hearing conservation
Established an audiometric testing schedule
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and PPE fit validation process
Created internal inspection templates
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to guide supervisors on daily exposure monitoring
The Results: Safer, Quieter, and Compliant Operations
60% reduction in silica exposure at high-risk areas

MSHA inspection passed with zero violations or corrective actions

Operator PPE compliance rate increased from 40% to 95%

Employee awareness and participation in safety programs improved significantly

Client Feedback
Apt brought clarity and control to a tough environment. Their practical fixes made it easier to stay safe without slowing production.
Quarry Superintendent

Need Help with Dust, Noise, or MSHA Compliance?
Call Us: 1-360-299-6666 Email: info@aptsol.net Serving Quarry and Mining Operations Nationwide

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