Precast concrete arches; solutions for tunnels and underground structure applications.
Precast concrete arches and box tunnels
Precast concrete arches: For more than 30 years, Reinforced Earth’s teams have designed and supplied precast concrete arches and box tunnels for various sectors and clients. Our TechSpan® and TechBox™ solutions allow for a predictable and economic means for constructing underground tunnels and structures. Our solutions deliver a very competitive alternative for the construction of cut and fill tunnels and underpasses, and are often used efficiently in combination with Reinforced Earth retaining walls.
Visit our Precast page for more information on our precast arches and other precast solutions, such as TechSpan® and TechBox™.
Related solutions
TechSpan®
TechSpan®
Resulting from decades of research and development, TechSpan® is a buried precast concrete arch system designed to accommodate high fills, heavy live loads, and alternating loading conditions. With a small footprint and easy and quick to install, TechSpan® is ideal for mining, industrial, and railway applications, it is gaining popularity in many different markets. See the many uses of our precast arch system.
Reinforced Earth®
Reinforced Earth®
Our flagship technique, Reinforced Earth®, is based on the principle of the friction between soil and reinforcements creating a permanent and predictable bond. At the origin of all mechanically stabilized earth (MSE) walls on the market today, we are continuously perfecting this ingenious technique.
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