Go Deep. Convey Smart. The Sandwich Belt for Tunneling: A Smarter Approach to Muck Handling in Tunneling
Tunneling is one of humanity’s oldest engineering practices, dating back to prehistoric times when early humans expanded natural caves for shelter and protection. The Babylonians were among the first to apply tunneling to irrigation, channeling water to sustain agriculture and strengthen their civilizations. Later, in ancient Greece and Rome, tunnels played a vital role in transforming marshlands into fertile ground, paving the way for new settlements.
Today, tunneling remains indispensable to modern infrastructure. The International Tunnelling and Underground Space Association notes that contemporary tunnels serve a wide range of social and economic purposes, especially as cities grow denser. They enable clean water distribution, reduce pollution and noise, and make urban living more sustainable.
With ongoing technological advancements, tunneling continues to evolve becoming faster, safer, and more efficient. Discover how Sandwich Belt high-angle conveyors enhance tunnel operations, offering significant advantages for the rapid and reliable removal of muck during excavation.
DOS SANTOS INTERNATIONAL TUNNELING CONVEYORS
J.A. DOS SANTOS TUNNELING CONVEYORS
DSI SPONSORHIPS
NRG-WA Parish Charity Golf Tournament

Dos Santos International is proud to once again sponsor the annual NRG WA Parish Charity Golf Tournament, benefiting the Fort Bend Rainbow Room. This organization provides vital support to Fort Bend County CPS children through programs such as the Children’s Christmas Project and the Annual Back-to-School Supply Drive.
This year’s tournament raised an impressive $135,000 USD. We’re honored to contribute to such a meaningful cause and to stand alongside others in supporting the well-being of children and families in the community.
SME Annual STL Section Scholarship Fundraiser

Dos Santos International is proud to once again sponsor the annual SME Annual STL Section Scholarship Fundraiser. Scholarships are offered to students who demonstrate academic success and a desire to pursue a career in the minerals industry.
SME is a member society of the American Institute of Mining, Metallurgical and Petroleum Engineering, Inc. The foundation was established to support scientific, technical and educational outreach activities. It supports mining’s challenges with key programs that are focused on supporting professionals, distribution of scholarships and educational outreach activities.
SERVICES CORNER
Engineering & Consulting Services
Dos Santos International is renowned for the DSI Sandwich Belt conveyor. But we also offer comprehensive consulting and engineering services.
Their expertise covers materials handling, power plants, steel mills, ports, and terminals.
With licensed engineers skilled at detailed engineering and field advisory assistance, DSI ensures efficient cost-saving solutions tailored to global clients’ needs.
Lunch & Learn – Virtual and in Person
We are grateful to the many companies that have accepted our invitation to a virtual Lunch and Learn session. It would be our pleasure to provide lunch and offer valuable insights about Dos Santos International. This presents a wonderful opportunity to enrich your team’s knowledge with our over 40 years of experience in materials handling.
DON’T FORGET: We offer PDH statements for all attendees!
Right Price, Right Parts, Every Time
The Sandwich Shop offers more than just spare parts for Sandwich Belt high angle conveyor users. We provide competitive pricing on spare parts for any conveyor equipment you may have on site. Allow us to manage the pricing and delivery of spare parts for all your conveyor needs!
UPCOMING EVENTS
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