Home Solution Save Sand plant and modular water treatment and spoil valorisation systems

Save Sand plant and modular water treatment and spoil valorisation systems

Sustainable building materials & equipment

Efficient recovery of sand and treatment of bentonite-rich slurry in tunneling and civil works to reduce waste and promote circular economy practices.

Contact

Logo

MS SA

Company Established Year

Since 1976

Who is this solution for

Govt, Business

Info

Available

To sell

Project Status

In commerce

Looking to expand internationally

Yes

Doing business in

worldwide

Awards and certifications

Ernst & Young Entrepreneur Award

2011

Honored in Green Business Category, France regional competition.

Intermat Innovation Award

2015

Sustainable Development Prize in civil engineering and infrastructure solutions.

Solar Impulse Efficient Solution Label

2023

Labeled high-impact clean technology in resource circularity.

Product description

MS’s Save Sand solution is a modular plant designed to recover fine sand and treat bentonite-rich slurry generated during tunneling and civil works. It separates clean sand for reuse while treating water through multi-stage filtration, enabling onsite recycling and reducing waste disposal. The system operates with low energy, minimal water consumption, and compact footprint—ideal for infrastructure sites under environmental constraints. Equipped with dewatering, clarification, and sedimentation technologies, the plant meets regulatory and environmental standards. By recycling captured sand and cleaning process water, Save Sand promotes circular economy practices and structural efficiency. Proven in major underground and tunneling projects across global cities like Hong Kong, Singapore, Moscow, and London, it contributes to resource conservation and CO₂ reductions. With ISO-certified quality management and recognized awards—including Solar Impulse_Label certification—the technology exemplifies MS’s commitment to sustainable infrastructure and resilient resource use.

Key characteristics and environmental benefits

  • Efficient recovery of fine sand and treatment of bentonite-rich slurry
  • Multi-stage filtration for water treatment and onsite recycling
  • Low energy consumption and minimal water usage
  • Compact footprint suitable for infrastructure sites
  • Dewatering, clarification, and sedimentation technologies for regulatory compliance
  • Promotion of circular economy practices and structural efficiency
  • Proven track record in global tunneling projects
  • Contribution to resource conservation and CO₂ reductions
  • ISO-certified quality management and Solar Impulse_Label certification

About the Company

MS SA is a French family-owned engineering company based near Clermont‑Ferrand, founded in 1976. It specializes in sustainable resource valorisation—particularly in sand recovery, water treatment, and recycling of spoil and polluted soils. MS develops bespoke treatment plants for tunneling, mineral industries, and civil infrastructure projects. With ISO 9001:2015 certification renewed in 2023 and recognized for environmental innovation, the company delivers eco‑responsible solutions in over 20 countries, including major urban infrastructure projects worldwide. In 2023, MS’s Save Sand plant received the Solar Impulse Efficient Solution label and was exhibited at the Élysée Palace showcase on “Made in France”. With a mission to preserve water, recycle industrial sludge, and valorise construction resources, MS contributes to low-impact construction and circular economy transitions.

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