GAS DETECTION SOLUTIONS FOR
POST-BLAST
RE-ENTRY

Real-time monitoring for faster post-blast re-entry. improved worker safety. data-driven decision making.

Request the Guide

Learn more about Post-Blast Re-Entry in our application guide.

Request the Guide

Learn more about Post-Blast Re-Entry in our application guide.

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Home Industries Mining & Tunneling Post-Blast Re-Entry

THE CHALLENGE

Every minute spent waiting for post-blast hazards to be cleared is a minute of lost production.

Every blast reshapes the environment inside an underground mine. Blasting releases a number of hazardous gases in high concentrations such as carbon monoxide (CO), sulfur dioxide (SO2), nitrogen dioxide (NO2), hydrogen sulfide (H2S), which must be cleared from the mine through ventilation before re-entry is permitted.

In addition to toxic gas and dust from the blast, vibrations can result in ground instability, creating loose rock and other geotechnical hazards that must be identified before personnel can return to the face.

For example, Conspec has measured CO concentrations exceeding 500 ppm immediately following a blast, which is more than 10 times OSHA’s permissible exposure limit of 50 ppm and over double the NIOSH ceiling exposure limit of 200 ppm. Until hazardous gas levels are brought within acceptable limits, a mine remains inoperative, workers remain idle, and the costs associated with a lengthy downtime begin adding up. Returning to normal operation is essential, but traditionally, it’s anything but simple.

Want to learn more? Download our Post-Blast Re-Entry application guide.

THE CONSPEC SOLUTION

Improve post-blast visibility with scalable gas monitoring that supports safer, faster re-entry decisions.

Rugged Optio Multi-Gas Monitors

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Hazardous & Combustible Gas Sensors

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Environmental Sensors

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SCADA Command Center

CUSTOMER BENEFITS

Measurable improvements in re-entry speed, safety, and operational efficiency.

Increased Productivity

Faster re-entry decisions allow underground mining operations to resume production sooner, reducing idle time and lowering operational costs.

Maintained Safety

Real-time gas monitoring reduces the need for personnel to enter post-blast environments for manual verification using portable detection equipment. Conspec’s safety solution minimizes exposure to toxic and combustible gases.

Reduced Downtime

Personnel don’t have to wait for fixed re-entry periods or complete manual inspections while dust and gases are evacuated. Conspec’s real-time monitoring allows for faster, data-driven re-entry decisions to be made as soon as conditions are safe.

Lower Energy Demands

Integrated real-time monitoring means ventilation systems are managed based on actual post-blast conditions rather than fixed re-entry periods, helping reduce unnecessary runtime once gas and dust have been cleared.

CONNECT WITH AN EXPERT

Looking to build the ideal post-blast monitoring solution for your operation? Our team is ready to help. Complete the form below and a post-blast specialist will be in touch to discuss your application and requirements.

We look forward to working with you!