Geoquest has developed unrivalled expertise for the design of engineered solutions using precast arches and boxes. TechSpan® and TechBox™ are excellent options as proven through many tunnels and underground structures, buried bridges, box bridges and culverts built around the world.
Expertise and experience in reinforced backfill applications and soil-structure interaction.
Geoquest has forged an unrivalled level of expertise and experience in reinforced backfill applications and soil-structure interaction. Our technical solutions are defined by four functions corresponding to the purpose of the structure to be designed: RETAIN, CROSS, PROTECT, STRENGTHEN.
Over the last 60 years, Geoquest has been setting the gold standard in reinforced earth structures
and has played an active role in over 100,000 projects around the world.
Our solutions
Our sectors
Soletanche Freyssinet is the world leader in soil, structures and nuclear engineering. The Group brings together unrivalled expertise in construction and engineering. Soletanche Bachy, Menard, Geoquest, Freyssinet, Nuvia and Sixense put their technical excellence at the service of their customers and the performance of their structures.
New Courses
