Easy and quick to construct and providing substantial load bearing capacity, our precast concrete arch (TechSpan®) and box (TechBox™) are a great solution for a variety of structures, such as single or multi-span bridges, vehicle, pedestrian or wildlife underpasses, conveyance or mining site reclaim tunnels, culverts, and above-ground buried shelters.
Resistant to fire, lightning, and explosions, TechSpan® arches, pre-approved by major Defence agencies, are regularly designed for ammunition storage bunkers and aircraft housing at military installations.
Related techniques
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.TechBox™
TechBox™
TechBoxTM consists of precast box elements used to build a structure under backfill. It allows rapid on-site regulated installation. The soil cover required in TechBox™ structures is lower than for arch structures.
TechSpan® and Reinforced Earth® for complex road project
y8Zd8OTYSc
2019-12-10 14:52:10
TechSpan® and Reinforced Earth® for complex road project
Approach Road, True Abutment for Mactan-Cebu Airport
y8Zd8OTYSc
2019-11-18 13:34:53
Approach Road, True Abutment for Mactan-Cebu Airport
Reinforced Earth® Retaining Walls for Cinta Costera Seafront
y8Zd8OTYSc
2019-11-18 13:34:22
Reinforced Earth® Retaining Walls for Cinta Costera Seafront
Reinforced Earth® Walls for Highway 407 East Phase 2
y8Zd8OTYSc
2019-11-18 13:33:56
Reinforced Earth® Walls for Highway 407 East Phase 2
Reinforced Earth® Walls for Las Tórtolas Tailings Dam
y8Zd8OTYSc
2019-12-10 10:48:25
Reinforced Earth® Walls for Las Tórtolas Tailings Dam
Reinforced Earth® Retaining Walls for High-Speed Rail Line
y8Zd8OTYSc
2019-11-18 13:33:18
Reinforced Earth® Retaining Walls for High-Speed Rail Line
TechWall™ Retaining Walls for Uchumayo Motorway
y8Zd8OTYSc
2019-12-10 15:10:44
TechWall™ Retaining Walls for Uchumayo Motorway
TechSpan® and Reinforced Earth® for complex road project
y8Zd8OTYSc
2019-12-10 14:52:10
TechSpan® and Reinforced Earth® for complex road project
TechWall™ Retaining Walls for Pedestrian Crossing
y8Zd8OTYSc
2019-12-09 23:54:23