HDD method (guided horizontal drilling) achieves shortened construction time and labor savings!
Piping and wiring burial system (non-excavation and thrust method)! Numerous achievements! Also attracting attention for "overhead line removal"! "Challenging the creation of lifelines that traverse the Earth and underground."
With the acceleration and advancement of urban functions, the development of various lifelines such as water supply and drainage, electricity, gas, and communications is becoming increasingly important. The HDD method (Horizontal Directional Drilling) / TerraJet is a construction method for burying pipes and cables using non-excavation techniques, which reduces traffic disruption and soil disposal issues. It allows for clean and highly safe construction by detecting the construction position from above ground while drilling. In recent years, the shortage of skilled labor and the rising costs of facility maintenance and repairs have become social issues. From the perspective of shortening construction periods and reducing total costs, the HDD method / TerraJet is gaining attention as a method for burying water supply and drainage pipes, gas pipes, and power cables underground. In Europe and the United States, this method is known as NO-DIG, Trenchless, HDD (Horizontal Directional Drilling), no-dig, trenchless, and horizontal directional drilling. 【Features】 - Flexibility and adaptability - Shortened construction period - Economically low cost - Harmony with the natural environment - Safety For more details, please contact us or download the catalog.
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basic information
【Construction Method Overview】 〇 Non-excavation method / Pushing method 〇 Applicable buried pipes: Water supply and sewage, agricultural water, industrial water, power and communication, gas 〇 Applicable buried pipe materials: Polyethylene pipes, steel pipes, PVC pipes, E-flex pipes 〇 Standard applicable pipe diameter (nominal diameter): Up to Φ500mm ○ Standard construction length: Up to 250m ○ Burial depth (detection depth): Maximum 12m ○ Curvature radius: 12m to 50m ○ Applicable soil types: Clay to bedrock 【Drill Machines】 〇 TERRA 5515 (4015) Standard type 〇 TERRA Mini Jet Mini type (installed in vertical shafts) 〇 TERRA 8522 Large type ● For more details, please contact us or download the catalog.
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Applications/Examples of results
●Non-excavation and thrust construction method for piping and wiring installation systems ●For more details, please contact us or download the catalog.
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Company information
Expansion of development targets. Consideration for the environment. Increased awareness of safety. Development has always presented new concepts to our company. Each time, we have made every effort to introduce new technologies and equipment, realizing the provision of required services. We possess all the know-how related to civil engineering and respond flexibly to needs. This "strength" of Toyo Construction is an invaluable asset woven from the history shared between us and society.
