Tunnel Muck Management



Tunnel muck, especially in operations involving Earth Pressure Balance (EPB), Slurry, or Mixshield TBMs, often contains high moisture content and residual groundwater that prevent the muck from meeting regulatory slump test, solids criteria. This results in several challenges:

• Transportation inefficiencies: Wet muck is difficult and costly to transport due to moisture content where it fails solids criteria and sheer volume.
• Environmental compliance: Strict regulations mandate solid waste criteria, making untreated wet muck unsuitable for disposal without additional treatment.
• Surface treatment complexities: Traditional methods, such as adding bulk amendments like lime or sawdust, consume time, increases total waste volume, changes soil characteristics, requires more space and labor





"I wanted to take a moment to express my sincere appreciation for the ZapZorb product. We have been using it on site, and the performance and effectiveness have been truly impressive. The ease of application, reliability, and the tangible improvement it brings to managing slurry and maintaining a cleaner, safer work environment have not gone unnoticed." - J.Johnston P.Eng, M.Eng ENV SP

How Chase Corp and ZapZorb Stand Above Other Solutions:



• Large inventories are available when you need them for any project size or delivery frequency.
• Automated ZapZorb dosing system available for consistency and cost management.
• State-of-the-art packaging line to ensure consistency and quality.
• In-House R & D for customization when you need it.
• Years of tunneling expertise for application and innovative support.
• In-House QC ensures you get what you expect, meeting or exceeding your requirements.
• Global footprint: Anywhere you are.
• Best product for tunneling available—not all polymers are the same.