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Ensuring the long-term safety of buildings requires the selection of objective and highly reliable ground reinforcement methods. The ETP-G method provided by Geotech is a highly reliable rotary-driven steel pipe pile method that has obtained the Building Technology Performance Certification from the Japan Building Disaster Prevention Association (GBRC Performance Certification No. 09-19). This method allows for the calculation of allowable vertical bearing capacity using clear formulas based on standard ground investigation results such as SWS tests and SRS tests, enabling evidence-based safe foundation design. Its unique structure, featuring a disc-shaped enlarged wing at the tip and an excavation auxiliary bit, demonstrates high penetration capability and tip bearing capacity simultaneously, providing strong support for small-scale buildings with three stories or less and a total floor area of 1,500 square meters or less, as well as retaining walls. The use of a no-dirt-disposal construction method that does not require cement eliminates the need for soil disposal and reduces environmental impact through low noise and low vibration. Furthermore, under a quality management system compliant with ISO 9001, our construction management technical department conducts internal controls, and by ensuring on-site construction management by qualified personnel along with thorough pre-operation inspections and quality checks, we provide a high-precision construction system that reliably prevents differential settlement.

This document provides a detailed explanation of the importance of "ground reinforcement work" in ensuring the long-term seismic resistance and safety of structures, as well as the advanced technology of the "ETP method," which has received certification from the Minister of Land, Infrastructure, Transport and Tourism. To prevent settlement accidents on soft ground, reliable reinforcement techniques tailored to ground characteristics are essential. The ETP method is a rotary driven steel pipe pile method equipped with a disc-shaped enlarged wing and a triangular excavation auxiliary bit, achieving smooth construction through rotary insertion and extremely high end bearing capacity. It responds to support forces in both the pushing and pulling directions and prevents the generation of construction residual soil due to its no-displacement construction. With a total of 16 sizes of pile diameters ranging from φ89.1mm to φ609.6mm and a wide variety of wing diameters, it can be applied to various buildings with a total floor area of up to 500,000 square meters. GeoTech Co., Ltd. has established a strict quality control system with real-time construction data management and certified engineers, providing high-quality and reliable foundation reinforcement work with assured construction quality nationwide.

This document introduces the overview of the "ETP method," the definitive solution for "ground reinforcement work" that enables significant cost reduction and consideration for the site environment through no soil displacement and low noise construction. In urban areas and densely populated residential areas, ground improvement not only addresses building differential settlement but also faces major challenges such as noise and vibration during construction, inflated costs for construction waste disposal, and the risk of soil contamination from cement. The ETP method is a no-soil-displacement rotary-driven steel pipe pile method that uses a steel pipe with a disc wing and drilling assist bit attached to the tip. Since it does not use cement milk, there is no generation of surplus soil or industrial waste, dramatically reducing disposal costs and the hassle of truck transport. Additionally, it allows for low noise and low vibration construction with compact machinery, minimizing the impact on neighboring areas. With a total of 16 sizes ranging from a pile diameter of φ89.1mm to φ609.6mm, it boasts excellent sustainability, allowing for easy removal and recovery of piles in reverse rotation during future building demolition. Under the strict quality control of Geotech Co., Ltd., it provides ground reinforcement that balances environmental conservation and economic efficiency.

This document introduces the "ETP method," which addresses the challenges of "ground reinforcement work" in urban areas with limited access for heavy machinery and restricted workspaces, as well as the construction management system of Geotech. In densely populated urban areas with narrow site boundaries, there is a strong demand not only for reinforcement effects to prevent structural settlement accidents but also for the smooth delivery of construction machinery, reduction of impacts on neighboring properties, and assurance of underground construction reliability. The ETP method is a steel pipe pile method that features excellent penetration performance with a disc-shaped tip wing and excavation assist bit, allowing for powerful penetration and insertion using a compact dedicated construction machine compared to conventional methods. It enables smooth construction with low noise, low vibration, and no soil displacement even in narrow sites where large machinery cannot enter or in densely populated residential areas. With a wide range of pile diameters from φ89.1mm to φ609.6mm, it accommodates everything from single-family homes to large-scale buildings with a total floor area of 500,000 square meters. Geotech Co., Ltd. operates a management system that tracks and records the rotational torque and penetration depth in real-time during construction, ensuring reliable confirmation of reaching the support layer and stopping criteria based on objective data. We deliver assured quality and peace of mind while adhering to compliance.

This document explains the importance of "ground reinforcement work" in achieving total cost reduction and shortening construction periods in construction projects, as well as the features of the "ETP method" that make this possible. In addressing soft ground, traditional methods faced challenges such as costs for disposing of excess soil and time losses due to curing periods. The ETP method is a soil displacement method that involves rotating and pressing a steel pipe equipped with a disc-shaped expansion wing and a drilling auxiliary bit into the ground. Since it does not use cement, there is no need for a curing period, allowing for immediate transition to the next process after pouring, and there are no costs for soil disposal. Additionally, during reconstruction, the piles can be easily removed and recovered by reversing the rotation, making it an economical and sustainable choice for future land use. With a combination of 16 sizes of pile diameters ranging from φ89.1mm to φ609.6mm and high-strength steel pipes, optimal designs without waste are possible. GeoTech Co., Ltd. significantly contributes to streamlining construction periods and costs while maintaining quality by managing construction data in real-time and ensuring prompt and accurate construction arrangements.

This document explains the importance of "ground reinforcement work" that caters to all sites, from small-scale housing to large-scale buildings, and details the highly versatile "ETP method." In modern diverse construction planning, a single-specification method cannot achieve optimal solutions in terms of cost and bearing capacity. The ETP method is a rotary-driven steel pipe pile method equipped with a disc wing and drilling assist bit at the tip, capable of supporting forces in both pushing and pulling directions. Its greatest feature is the rich lineup of pile diameters, ranging from φ89.1mm to φ609.6mm, with various wing diameter variations set for each diameter. Additionally, the option to select high-strength 590N-grade steel pipes is available, allowing for flexible foundation design without waste, tailored to the scale of the building and site conditions, regardless of soil type from sandy to clayey ground. GeoTech Co., Ltd. provides high-quality ground reinforcement work that meets diverse needs by leveraging a nationwide network under a strict quality control system managed by certified engineers and real-time objective data monitoring.

This document explains the importance of "ground reinforcement work" in eliminating risks associated with neighboring complaints and on-site troubles, as well as the features of the "ETP method" that makes this possible. In foundation work in urban areas and densely populated residential areas, noise, vibration, and environmental degradation from leftover soil and muddy water can lead to neighborhood troubles. The ETP method is a soil-displacement-free pile driving technique that involves rotating and pressing a steel pipe equipped with a disc wing at its tip. It produces no impact noise or severe vibrations, and since it does not use cement, there is no generation of leftover soil or dust. This allows for clean construction that minimizes the burden on neighboring residents while keeping the surrounding environment clean. Furthermore, it has a reliable design specification that has obtained public certification, such as from the Minister of Land, Infrastructure, Transport and Tourism, and can accommodate support forces in both pushing and pulling directions. GeoTech Co., Ltd. automatically records penetration data in real-time using a dedicated device during construction, providing strict quality assurance based on objective data. With complete traceability and support for various ground guarantee insurances, we promise true peace of mind and trust to clients and neighboring residents.

This document provides a detailed explanation of advanced technologies for "ground reinforcement work" and the "ETP method," which dramatically enhance the seismic resistance and safety of structures against multi-directional loads caused by earthquakes and strong winds. To prevent differential settlement and tipping accidents on soft ground, a reliable foundation structure that can withstand not only compressive loads but also tensile forces is essential. The ETP method is a rotary driven steel pipe pile method equipped with a disc-shaped enlarged wing and excavation auxiliary bit at its tip, which has received certification from the Minister of Land, Infrastructure, Transport and Tourism and has been publicly proven to have support performance in both compression and tension directions. The construction method, which does not use cement and generates no soil displacement, prevents soil contamination while achieving high penetration and strong resistance by compacting the surrounding ground. With a total of 16 sizes of pile diameter variations and the selection of high-strength 590N grade steel pipes, optimal designs without waste can be achieved even under complex stress conditions. GeoTech Co., Ltd. uses construction management equipment that automatically records rotational torque and penetration depth to accurately determine the reach of the support layer, providing reliable foundation work that is strong against earthquakes nationwide.

This document explains the importance of public certification in "ground reinforcement work" and the reliability of the "ETP method" for building owners and designers who prioritize compliance with laws and regulations, structural safety, and the smooth facilitation of reviews. In construction planning, foundation work with ambiguous bases can lead to delays in confirmation applications and risks of structural accidents. The ETP method is an advanced winged rotary driven steel pipe pile method that has received certification from the Minister of Land, Infrastructure, Transport and Tourism and GBRC architectural technology performance certification. Based on technical evaluations from public institutions, it allows for the objective calculation of allowable bearing capacity in both pushing and pulling directions, enabling extremely smooth completion of building confirmation applications and conformity assessments. With a total of 16 sizes of pile diameters ranging from φ89.1mm to φ609.6mm and high-strength 590N-grade steel pipes, it allows for efficient and rational structural design through standardized calculation formulas. GeoTech Co., Ltd. provides reliable construction data and comprehensive ground guarantees under a construction management system that records real-time penetration data and strict operations by certified engineers.

This document provides a detailed explanation of the importance of "ground reinforcement work" in achieving the long lifespan of buildings and the long-term protection of real estate asset value, as well as the advanced technology of the "ETP method," which is resistant to aging deterioration. Differential settlement occurring in weak ground can lead to deformation of the structure and exterior wall cracks, significantly reducing the useful life and market value of buildings. The ETP method is a rotary-driven steel pipe pile method equipped with disc-shaped enlarged wings and excavation auxiliary bits at the tip of a sturdy steel pipe. Unlike solidification material improvements that are susceptible to moisture and aging changes, it demonstrates a robust bearing capacity that does not deteriorate over decades by securely anchoring high-quality steel pipe components to a reliable support layer. With 16 different pile diameter variations and high-strength 590N grade steel pipes, it enables optimal high-durability designs tailored to the scale of the building. GeoTech Co., Ltd. has established a construction management system that continuously records penetration data and a complete traceability management system, ensuring the protection of valuable real estate through long-term ground guarantees and objective data proof.

This document provides a detailed explanation of the importance of "ground reinforcement work" and the introduction effects of the "ETP method," which boasts high bearing capacity, for large-scale development projects such as large logistics warehouses, factories, and data centers. In structures with high loads or large openings where uneven loads are applied, improper measures against foundation settlement can lead to catastrophic structural damage and economic losses. The ETP method is a rotary driven steel pipe pile method equipped with advanced disc-shaped enlarged wings and excavation assist bits, demonstrating both high penetration capability and tremendous end bearing capacity simultaneously. It offers a total of 16 pile diameter variations, with a maximum diameter of φ609.6mm, and accommodates large facilities with a total floor area of up to 500,000 square meters by utilizing high-tensile steel pipes of 590N grade. It allows for deep installations of up to 63.6m in sandy ground and establishes a solid support layer even in sites with deep soft layers. GeoTech Co., Ltd. ensures reliable quality and adherence to construction schedules for large-scale projects through real-time data monitoring via construction management devices and a nationwide supply network.

Ground reinforcement work to address insufficient ground bearing capacity and differential settlement risks in residential new construction is an extremely important process that supports the long-term safety of buildings. Particularly in urban areas with narrow sites or limited road widths, the transportation of construction machinery and consideration for noise and vibration to neighboring properties become significant challenges. The RES-P method, a piled raft foundation construction technique, is designed to meet these conditions. This method utilizes small, lightweight machinery based on a 2-ton truck, allowing for easy access and construction work in tight spaces where larger machinery cannot enter. It has also obtained architectural technical performance certification from the Japan Building Disaster Prevention Association (GBRC Performance Certification No. 04-02) and evaluation from the Japan Building Center, enabling high-precision foundation design based on objective technical evidence. The use of a non-displacement rotary penetration method that does not require cement milk or similar materials eliminates the need for a curing period after construction, achieving rapid and environmentally friendly reinforcement work. GeoTech Co., Ltd. provides reliable quality through thorough construction management and a comprehensive data tracking system.

To ensure the long-term structural safety of buildings, appropriate ground reinforcement work based on ground surveys is essential. If the allowable stress of the ground is insufficient, uneven settlement can occur due to the building's load, leading to serious issues such as tilting or damage to the structure. The RES-P method, a piled raft foundation construction technique, efficiently addresses these problems. This method involves continuously driving small-diameter steel pipes (with an outer diameter of 48.6 mm) into soft ground, significantly enhancing the load-bearing capacity beneath the foundation through the combined action of the ground and the pipes. Since it does not use cement-based solidifying agents, there is zero residual soil generated on-site, which greatly reduces industrial waste disposal costs and transportation expenses. Furthermore, because there is no curing period required for the solidifying agent, work on the next phase of foundation construction can begin immediately after the pipe installation is completed, allowing for a reduction in the overall construction timeline. The use of lightweight 2-ton compact machinery minimizes noise and vibration, keeping the site environment clean. GeoTech Co., Ltd. offers reinforcement work that ensures reliable quality and cost optimization under precise management using construction management devices.

To maintain the long-term safety of residences and buildings, appropriate ground reinforcement work is necessary. If construction is carried out on land with insufficient ground bearing capacity without taking measures, differential settlement will occur due to the weight of the building, leading to serious issues such as structural tilting and exterior wall cracks. The RES-P method smartly addresses these challenges with consideration for neighboring properties. This method involves driving slender steel pipes into soft ground, enhancing the supporting capacity beneath the foundation through the composite action of the ground and the pipes, and is a piled raft foundation technology. Its most notable feature is that it does not use cement solidifiers, resulting in no dust dispersion, mud stains, or construction waste. The vibrations and noise during work are extremely low, allowing for smooth construction without affecting the surrounding area, even in densely populated residential areas or narrow urban sites. Additionally, a lightweight small construction machine based on a 2-ton truck is used, enabling a clean transition to subsequent processes while maintaining the site’s leveling condition. GeoTech Co., Ltd. provides clean and reliable reinforcement work through the digitization of construction data and thorough quality management.

To ensure the long-term safety of the planned construction site, appropriate ground reinforcement work based on ground survey data is essential. Neglecting weak ground with insufficient allowable bearing capacity can lead to differential settlement of the building, significantly reducing the asset value of the home due to structural distortion and defects. The RES-P method, which utilizes piled raft foundation technology, provides objective and highly reliable reinforcement measures against such settlement risks. This method has obtained the Building Technical Performance Certification from the General Incorporated Foundation Japan Building Disaster Prevention Association (GBRC Performance Certification No. 04-02) and the evaluation from the Japan Building Center (BCJ-F872), allowing for the formulation of reinforcement plans based on clear design standards recognized by public institutions. By enhancing the bearing capacity beneath the foundation through the combined effects of thin steel pipes and the ground, it can accommodate strip foundations and mat foundations without special foundation reinforcement. As it employs a non-dredging penetration method, it also has low environmental impact and does not contaminate the site. GeoTech Co., Ltd. delivers reliable peace of mind and structural reliability to clients and builders under a high-precision, integrated system using construction management devices.

To safely maintain a building, appropriate ground reinforcement work based on ground surveys is essential. If construction is carried out directly on weak ground with insufficient bearing capacity, differential settlement can occur due to uneven loading and stratification, leading to serious issues such as structural tilting and cracks in the exterior walls. The RES-P method is a piled raft foundation technology that continuously places small-diameter steel pipes (outer diameter 48.6mm) in weak ground, significantly enhancing the bearing capacity beneath the foundation through the combined action of the ground and the pipes. It demonstrates reliable settlement suppression effects even in challenging ground conditions such as organic soil and clay. This method does not use cement-based solidifiers, resulting in no residual soil generated on-site, which reduces disposal costs and maintains a clean site environment simultaneously. Furthermore, since there is no curing period for the solidifier, work on the next phase of foundation construction can smoothly commence immediately after the pipe installation is completed, allowing for an overall reduction in the construction schedule. The use of lightweight, compact 2-ton small machinery minimizes noise and vibration for nearby residents. GeoTech Co., Ltd. provides reliable and trustworthy ground reinforcement through high-precision data tracking with construction management devices and a nationwide network system.

To prevent the risk of ground subsidence in new residential construction, it is important to carry out ground reinforcement work based on accurate surveys. Ignoring insufficient ground bearing capacity can lead to uneven subsidence, causing distortion and structural defects in buildings, which can significantly diminish the asset value of the home in the future. The RES-P method is a rational piled raft foundation technique that involves driving small-diameter steel pipes into the ground, enhancing ground bearing capacity through the composite effect of the steel pipes and soil. This method does not use any cement-based solidifying agents, which means that no construction waste is generated on-site, completely eliminating disposal costs and transportation expenses. Additionally, since there is no need for a solidification curing period, work can transition to foundation construction immediately after pouring, greatly contributing to the reduction of tight project schedules. The use of small machinery based on a 2-ton truck allows for smooth construction with low noise and vibration, even in narrow or adjacent sites. GeoTech Co., Ltd. provides overwhelming construction efficiency and reliable reinforcement quality through objective evidence of penetration data and strict quality control using construction management devices.

In residential construction, appropriate ground reinforcement work is crucial to prevent ground subsidence and maintain structural stability. This is particularly challenging in densely populated urban areas or narrow sites, where difficulties in bringing in large construction machinery, noise and vibration for nearby residents, and issues with the scattering of construction debris pose significant problems. The RES-P method, which utilizes piled raft foundation technology, addresses these conditions. This method employs lightweight and compact small machinery based on a 2-ton vehicle, allowing for easy access and construction even in sites with narrow front roads or access routes. Since it uses a non-disposal rotary penetration method without cement-based solidifying agents, the noise and vibration during work are extremely minimal, and there is no scattering of muddy water or dust. While maintaining a clean site environment considerate of nearby residents, it dramatically enhances the bearing capacity under the foundation through the combined effect of the ground and thin steel pipes (with an outer diameter of 48.6 mm). GeoTech Co., Ltd. provides safe and smooth on-site construction with a robust system and high-precision quality tracking using construction management devices.

To ensure the structural safety of newly constructed buildings over the long term, reliable ground reinforcement work is essential. Uneven settlement due to insufficient ground bearing capacity can cause cracks in exterior walls and tilting of the building, significantly reducing asset value. The RES-P method, a piled raft foundation construction method, provides extremely high structural reliability to address these issues. This method has obtained architectural technical performance certification from the General Incorporated Foundation Japan Building Disaster Prevention Association (GBRC Performance Certification No. 04-02) and evaluation from the Japan Building Center (BCJ-F872), allowing for reinforcement design based on clear calculation standards recognized by public institutions. By improving the bearing capacity beneath the foundation through the combined effects of slender steel pipes and the ground, it can be adapted to strip foundations and mat foundations without special foundation structural reinforcement. As it employs a non-dredging penetration method that does not use cement-based solidifying agents, it reduces the cost of disposing of excess soil while keeping the site environment clean. GeoTech Co., Ltd. offers absolute peace of mind to clients through thorough quality control and data assurance systems using construction management devices.

Ground reinforcement work is an essential process to ensure the long-term structural safety and asset value of buildings. To prevent settlement and tilting accidents in soft ground, it is necessary to select reinforcement methods based on reliable ground surveys and analyses. The SMD pile method provided by Geotech Co., Ltd. is a construction method certified by the Minister of Land, Infrastructure, Transport and Tourism, which uses small-diameter steel pipe piles equipped with special outer and inner wings at the open-type steel pipe tip. During the initial phase of rotary penetration, the inner wing effectively captures soil to prevent axial deviation and maintains high straightness. Upon completion of penetration, the soil inside the pipe is compacted, resulting in a completely sealed state that exhibits extremely strong tip bearing capacity. This unique sealing effect ensures reliable support performance even for soft layers with an N value of less than 15 or cohesive soil layers. Additionally, rigorous product inspections at our factory and thorough construction monitoring using real-time data management devices on-site accurately track and record the stopping depth and torque values. We support the safe foundation of buildings with reliable technical specifications and a robust quality management system.

Ground reinforcement work is an essential construction process to prevent differential settlement and structural damage in soft ground, ensuring long-term durability. The SMD pile method developed by Geotech Co., Ltd. is a small-diameter rotary driven steel pipe pile method that achieves a high level of environmental consideration and cost reduction. The most significant feature of this method is its completely non-discharge construction through self-advancing rotary penetration. Since no construction-generated soil that becomes industrial waste is produced on-site, the disposal costs for surplus soil and the transportation costs for large vehicles from the site can be significantly reduced. The absence of cement milk eliminates the risk of cement scattering and groundwater contamination, and the work can be carried out with low noise and low vibration, greatly reducing noise complaints from neighboring residences. Furthermore, the use of compact construction machinery allows for smooth transportation and pouring even in narrow sites and densely populated residential areas. Under a nationwide construction network and a strict quality control system, we achieve high-quality ground reinforcement at low cost while reducing environmental impact.

Ground reinforcement work is a foundational technology that physically prevents the risk of uneven settlement faced by building structures and ensures the long-term structural safety of buildings. The SMD pile method provided by Geotech Co., Ltd. is a highly reliable construction method certified by the Minister of Land, Infrastructure, Transport and Tourism, developed to address complex structures subject to building confirmation applications and administrative guidance. This method demonstrates its true value under stringent design conditions, such as buildings with basements where the design ground bearing capacity exceeds 30 kN/m², existing retaining walls requiring embedment to the angle of repose, and steel-framed buildings of 3 to 4 stories. In cases where ground improvement methods result in insufficient bearing capacity and precast pile installation leads to excessive specifications and high costs, it provides overwhelming end bearing capacity and excellent economic efficiency to solve these issues. It is equipped with an objective and clear bearing capacity calculation formula derived from standard penetration tests (N values), allowing for rapid and smooth passage through administrative reviews. We offer a consistent system from consultation to design support and on-site management, proposing safe and rational ground reinforcement solutions.

Ground reinforcement work is an essential process to eliminate the risk of settlement that buildings face and to ensure long-term safety from a structural foundation perspective. In particular, insufficient ground measures in mid-rise steel and reinforced concrete structures, as well as large constructions that require high ground bearing capacity, can lead to distortion of the structure and serious defects. The SMD pile method provided by Geotech Co., Ltd. is a small-diameter rotary penetration steel pipe pile method certified by the Minister of Land, Infrastructure, Transport and Tourism, featuring special outer and inner wings attached to the open-type steel pipe tip. During rotary penetration, the inner wings appropriately capture soil to suppress core deviation during excavation, and when the target depth is reached, the soil inside the pipe completely blocks it, demonstrating tremendous end bearing capacity. This excellent support performance allows for a reduction in the number of piles and a decrease in the shaft diameter compared to conventional precast concrete piles and large-diameter piles, significantly optimizing the overall layout plan of foundation work. Our company has established a consistent system from prior foundation design support to on-site construction and torque data management, proposing ground reinforcement that ensures structural safety and achieves substantial cost reductions.

Ground reinforcement work is an essential construction process to prevent tilting and structural damage of buildings on weak ground, ensuring the long-term structural safety of the buildings. In urban areas and densely populated residential zones, the distance between adjacent buildings and narrow access routes pose significant challenges. The SMD pile method developed by Geotech Co., Ltd. is a minister-approved rotary driven steel pipe pile method that demonstrates its effectiveness in small sites and environments with many constraints. This method uses a compact, specialized construction machine (such as the DHJ series), allowing for smooth transportation and installation even in sites where conventional large machinery cannot enter. Since it employs a non-dirt-displacing rotary driven method that does not use cement solidifying materials, there is no need for the disposal of excess soil or curing periods, enabling immediate commencement of the next foundation work after completion of the piling. The work proceeds with low noise and low vibration, and there is no impact on the surrounding environment from cement dust. Through meticulous pre-investigation and real-time data management, we achieve both a reduction in construction time and high-quality reinforcement while preventing neighborhood disputes.

Ground reinforcement work is extremely important for eliminating settlement risks in advance through quantitative ground evaluation and advanced site management, ensuring the structural safety of buildings. The SMD pile method provided by Geotech Co., Ltd. is a Minister of Land, Infrastructure, Transport and Tourism certified rotary driven steel pipe pile method that leverages visualization of construction and a rigorous quality management system. In this method, in addition to the high end-bearing capacity generated by the special inner and outer wings at the tip of the steel pipe, a construction management device is standardly operated during site construction. Data such as rotational torque, penetration depth, and turning speed are monitored and automatically recorded in real-time, allowing for scientific and objective stopping judgments through comparison with ground investigation data. This achieves uniform and extremely high construction quality across all piles, independent of individual operator experience. Furthermore, our company operates a unique quality management system compliant with ISO 9001, establishing complete traceability from material procurement to site management and the preparation of final reports. With reliable data backing, we fully support various ground guarantees, providing lasting peace of mind to our clients.

Ground reinforcement work is a foundational technology designed to prevent uneven settlement of buildings on weak ground and clay layers, ensuring structural safety over an extended period. Particularly when constructing buildings on thick clay layers containing moisture, neglecting appropriate reinforcement in advance can lead to distortions and defects in the structure due to consolidation settlement. The SMD pile method provided by Geotech Co., Ltd. is a Minister of Land, Infrastructure, Transport and Tourism certified rotary driven steel pipe pile method, equipped with special outer and inner wings at the tip of an open-type small-diameter steel pipe. During the rotary driving process, the inner wings capture soil into the pipe to prevent axial deviation, and upon completion of driving to the target depth, the captured soil completely seals off, creating a strong end bearing capacity. This ensures reliable support performance even on clayey ground (equivalent N value of 27 or lower), eliminating settlement risks from the structural foundation. Our company conducts detailed pre-analysis of soil data and automatic tracking using real-time torque management on-site, achieving high-quality ground reinforcement that objectively proves reliable bottoming through data.

In ground reinforcement work, not only enhancing the seismic resistance and bearing capacity of buildings but also reducing the burden on the surrounding environment and the Earth's environment is an important issue in modern architecture. The SMD pile method provided by Geotech Co., Ltd. is an environmentally friendly ground reinforcement method certified by the Minister of Land, Infrastructure, Transport and Tourism, using JIS standard steel pipes (STK400 and STK490) made from blast furnace materials. This method employs a completely dry construction process that does not use any cement solidification materials or chemicals, thereby physically eliminating the risk of soil contamination and groundwater pollution caused by the leaching of hexavalent chromium. Furthermore, the no-dirt-disposal technology during rotary insertion ensures that no construction-generated soil, which would become industrial waste, is produced, significantly reducing the costs of soil disposal and CO2 emissions during transportation. We offer a variety of shaft diameters ranging from φ89.1 mm to φ267.4 mm, and we implement safe and clean construction under real-time monitoring by construction management devices and strict quality control. We balance environmental protection with high advanced support performance, continuously safeguarding the land asset value of our clients.

In ground reinforcement work, areas with extremely weak ground, such as coastal regions and alluvial plains where there is no good supporting layer at shallow depths, require advanced construction performance capable of penetrating to deep supporting ground. The SMD pile method provided by Geotech Co., Ltd. is a small-diameter rotary driven steel pipe pile method certified by the Minister of Land, Infrastructure, Transport and Tourism, featuring an outstanding deep penetration capability that reaches 130 times the shaft diameter (maximum construction depth of 34.8 m). By placing unique cutting wings inside and outside the high-quality steel pipe tip with a shaft diameter of φ89.1 mm to φ267.4 mm, it penetrates through thick soft layers with high straightness without deviation. Upon reaching the target supporting layer (with a sand equivalent N value of 60 or less and a clay equivalent N value of 27 or less), it exhibits tremendous end bearing capacity due to the pipe's internal clogging effect. During on-site construction, a dedicated construction management device is used to continuously monitor and automatically record penetration torque and cutting depth, objectively demonstrating deep foundation placement with data. With reliable technical specifications and a strict management system, it supports the safety of structures under severe geological conditions.

Ground reinforcement work is essential to ensure reliable support in harsh construction environments, such as sites with elevation differences or existing retaining walls nearby, without compromising the safety of surrounding structures. In new construction near existing retaining walls without inspection certificates or in areas subject to cliff regulations, it is necessary to embed the foundation deeper than the angle of repose, while also paying close attention to the risk of wall collapse due to lateral pressure and vibrations during pouring. The SMD pile method provided by Geotech Co., Ltd. is a small-diameter rotary driven steel pipe pile method certified by the Minister of Land, Infrastructure, Transport and Tourism, which brilliantly addresses these challenging construction issues. This method employs a soil-free rotary insertion technique that minimizes vibrations and lateral pressure during drilling, allowing for smooth penetration to the target depth without adversely affecting nearby retaining walls or neighboring houses. It is equipped with a public support capacity calculation formula derived from standard penetration tests (N values), ensuring extremely smooth compliance with regulatory agencies and local government guidance. Our specialized technical staff provides consistent support from preliminary studies to on-site torque management, enabling safe construction planning under stringent site conditions.

In the residential construction industry, the establishment of a solid foundation is essential to ensure the long-term safety and durability of buildings. In particular, ground subsidence and differential settlement can lead to cracks and structural issues in buildings, making countermeasures extremely important. Our DM method provides an economical and reliable solution to these challenges. 【Usage Scenarios】 - Foundation reinforcement for new residential buildings - Ground reinforcement for small-scale structures - Construction in narrow sites or areas with limited road width 【Benefits of Implementation】 - Significant reduction in construction costs and duration - Decrease in the cost and hassle of disposing of excess soil - Smooth construction even in narrow sites - Realization of economical and reliable ground reinforcement

In commercial facilities, a strong foundation is required to ensure the long-term safety of the building and the peace of mind of its users. Particularly in facilities that are used by many people, ensuring earthquake resistance against disasters such as earthquakes is crucial. Ground subsidence and differential settlement can affect the structure of the building and potentially compromise safety. Therefore, reliable ground reinforcement work is essential. Our DM method achieves economical and reliable ground reinforcement, supporting the safe operation of commercial facilities. 【Usage Scenarios】 - Ground improvement for new commercial facilities - Enhancing earthquake resistance of existing commercial facilities - Ground reinforcement in narrow sites or urban areas 【Benefits of Implementation】 - Ensured safety through improved earthquake resistance of the building - Reduced risk of ground subsidence - Cost reduction for construction - Shortened construction period

In the construction and operation of factories and warehouses, a solid foundation that supports the stable operation of large equipment and precision machinery is essential. Ground subsidence and fluctuations increase the risk of equipment failure, production line stoppages, and even serious accidents. Therefore, reliable ground reinforcement work is required. GeoTech Co., Ltd.'s DM method (Double Metal Method) provides an economical and reliable solution to these challenges. 【Application Scenarios】 - Ground reinforcement during the construction or expansion of factories and warehouses - Ground improvement in areas for large machinery installation - Subsidence countermeasures for existing facilities - Construction in narrow sites or areas with limited road width 【Benefits of Implementation】 - Increased productivity due to stable operation of equipment - Reduced risk of ground subsidence - Cost savings through reduced construction costs and shortened construction periods - Decreased disposal costs for excess soil

In the logistics and transportation industry, warehouse expansion requires a solid and stable foundation to accommodate the increasing volume of cargo. Particularly when installing large warehouses or high-rise racks, ground subsidence or differential settlement can lead to significant issues such as damage to stored goods, decreased operational efficiency, and even safety concerns regarding the building. Therefore, it is crucial to carry out economical, swift, and reliable ground reinforcement. Our DM method addresses these challenges by utilizing bolt connections that do not require welding and non-displacement rotary penetration, significantly reducing construction costs and duration while achieving economical and reliable ground reinforcement. 【Application Scenarios】 - New construction and expansion work associated with warehouse expansion - Ground where high-rise racks are planned to be installed - Areas for storing and transporting heavy goods - Construction on narrow sites or locations with limited road width 【Benefits of Implementation】 - Significant reduction in construction costs and duration - Decrease in soil disposal costs and the hassle of removal - Smooth construction even on narrow sites - Assurance of quality and safety through GBRC performance certification - Ground guarantee with the highest standards of quality and safety at a low cost

In urban development, ground reinforcement work requires consideration of limited sites and surrounding environments, with an emphasis on noise and vibration suppression and ensuring safety for adjacent buildings. GeoTech's ETP-G method is a rotary driven steel pipe pile method equipped with a disc-shaped enlarged wing and drilling assist bit at the tip, achieving high-quality construction without impacting the neighboring environment even in narrow or deformed sites. Since it does not use cement milk, there is no generation of dust or mud splashes, keeping the site clean. With a compact and powerful dedicated construction machine, low-noise and low-vibration construction is possible even in areas where heavy machinery is difficult to access. It can accommodate a wide range of applications, such as small buildings with three stories or less and a height of 13 meters or less, as well as retaining walls, allowing for optimal specifications to be selected. GeoTech provides peace of mind to all parties involved through a consistent management system from preliminary surveys to construction and quality assurance. 【Usage Scenarios】 - Construction of buildings on small urban lots - Ground improvement in densely populated residential areas - Retaining wall installation work - Ground reinforcement associated with the expansion of existing buildings 【Benefits of Implementation】 - Reduces noise and vibration impact on neighbors - Maintains a clean site without dust or mud splashes - Enables construction in areas where heavy machinery is difficult to access - Ensures high-quality bearing capacity, improving building safety - Contributes to shortening construction periods

In the ground reinforcement of equipment foundations for factory construction, it is essential to ensure reliable bearing capacity while minimizing the impact on the surrounding environment. Particularly at construction sites near operational factories or residential areas, controlling noise and vibration becomes crucial. The Geotech ETP-G method, which employs a rotary-driven steel pipe pile technique, achieves high-quality construction that considers the neighboring environment even in narrow or deformed sites. Since it does not use cement milk, there is no generation of dust or mud splashes, allowing for a clean worksite. With a compact, dedicated construction machine, low-noise and low-vibration construction is possible even in areas where heavy machinery is difficult to maneuver. 【Usage Scenarios】 - Installation of equipment foundations within factory premises - Expansion work around existing factories - Narrow sites where heavy machinery access is challenging - Locations requiring consideration for the surrounding environment 【Benefits of Implementation】 - Reduction of burden on the surrounding environment - Improved work efficiency during the construction period - Stabilization of equipment foundations due to reliable bearing capacity - Beautification of the site by suppressing dust and mud splashes

In the construction of condominiums, especially in high-rise foundations, consideration for the surrounding environment and ensuring reliable support strength are required. In construction in densely populated residential areas, it is important to minimize noise and vibration, as well as the impact on adjacent buildings. Our ETP-G method addresses these challenges by utilizing compact construction machinery and low-noise, low-vibration technology to achieve high-quality ground reinforcement that takes into account the neighboring environment, even in narrow or irregularly shaped sites. 【Usage Scenarios】 - Condominium construction sites in urban areas - Sites with adjacent buildings nearby - Foundation work in irregularly shaped or narrow sites 【Benefits of Implementation】 - Reduction of noise and vibration impact on neighbors - Shortened construction period and improved cost efficiency - Ensured safe and reliable support strength

In residential areas, the stability of the ground is essential to ensure the long-term safety and comfort of buildings. Especially in earthquake-prone Japan, a solid foundation is indispensable for enhancing a building's earthquake resistance. If the ground's bearing capacity is insufficient, there is a risk of building settlement, tilting, and even amplification of shaking during an earthquake. Our ETP method can be flexibly designed to suit the scale of the building and geological conditions, achieving optimal ground reinforcement without waste. 【Usage Scenarios】 - Ground reinforcement for new residential buildings - Improvement of earthquake resistance for existing homes - Construction on soft ground or land with liquefaction risk 【Benefits of Implementation】 - Reduction of risks related to building settlement and tilting - Enhanced stability of buildings against shaking during earthquakes - Assurance of long-term building safety

In the expansion of commercial facilities, it is essential to minimize the impact on existing structures while ensuring a strong foundation that can support new loads. Particularly, to maintain the design flexibility of the expansion and guarantee future stability, optimal ground reinforcement tailored to the site conditions is indispensable. A single-specification construction method may lead to increased costs and risks of insufficient bearing capacity. Our ETP method achieves flexible foundation design that matches the scale of the building and geological conditions through a wide variety of pile diameters and wing diameters, accurately supporting the expansion plans of commercial facilities. 【Usage Scenarios】 - Expansion construction of commercial facilities - Response to increased loads on existing buildings - Application to diverse geological conditions 【Benefits of Implementation】 - Improved stability of the expansion - Maintenance of design flexibility - Cost optimization

In a factory, the stable operation of the production line is the foundation for business continuity. Particularly in environments where heavy machinery is installed or vibrations occur, ground subsidence and differential settlement can lead to serious issues such as decreased production efficiency, equipment damage, and even the stoppage of the production line. To mitigate these risks and achieve long-term stable operation, reliable ground reinforcement suitable for the building's scale and geological conditions is essential. The ETP method, with its wide range of applications and flexible design capabilities, addresses various ground challenges specific to factories and supports the stable operation of production lines. 【Usage Scenarios】 - Ground reinforcement in heavy machinery installation areas - Ground stabilization around vibration sources - Ground improvement accompanying production line expansion - Ground subsidence countermeasures for existing factories 【Benefits of Implementation】 - Increased productivity due to stable operation of the production line - Reduced risk of equipment damage - Avoidance of unexpected production stoppages - Protection of long-term capital investments

In the development of residential land on soft ground, appropriate ground reinforcement is crucial to prevent future building settlement. Leaving soft ground as it is can lead to differential settlement, which may affect the land and buildings after development. In response to these challenges, the RES-P method of non-excavation rotary penetration technology provides a smart solution. This method does not use cement solidifiers and only drives steel pipes into the ground, resulting in no residual soil that becomes industrial waste. This reduces disposal costs and the hassle of transporting soil, contributing to overall cost reduction for the project. Additionally, it generates less vibration and noise during installation, allowing construction to proceed with minimal impact on the surrounding environment, even in sites where consideration for neighbors is required. The lightweight construction equipment also helps maintain a clean site condition, facilitating a smooth transition to the next phase of work. GeoTech Co., Ltd. offers ground reinforcement that balances cost reduction and environmental protection through high-precision construction management and quality assurance systems. 【Usage Scenarios】 - Development of residential land on soft ground - Development of land for housing - Site development for small-scale buildings 【Benefits of Implementation】 - Reduction of residual soil disposal costs - Overall cost reduction for the project - Decreased noise and vibration impact on neighbors - Increased efficiency of on-site work

In the construction of parking lots for commercial facilities, extensive ground stability is required. Particularly in the case of soft ground, differential settlement can lead to pavement cracking and subsidence, which may result in safety concerns for users and increased maintenance costs for the facility. In response to these challenges, the RES-P method of non-discharging rotary penetration technology does not use cement and only drives pipes into the ground, resulting in no residual soil that becomes industrial waste. This reduces disposal costs and the hassle of transporting soil, contributing to overall cost reduction for the project. Additionally, it generates minimal vibration and noise during installation, allowing construction to proceed while minimizing impact on the surrounding environment. Geotech Co., Ltd. provides ground reinforcement that balances cost reduction and environmental protection through high-precision real-time construction management and quality assurance systems. 【Application Scenarios】 - Ground reinforcement for parking areas in new or expanded commercial facilities - Settlement countermeasures for existing parking lots - Sites requiring consideration for narrow spaces or neighboring areas 【Benefits of Implementation】 - Reduction in soil disposal costs - Overall cost reduction for the project - Decreased impact on the neighboring environment - Smooth transition of construction processes

In the residential construction industry, it is important to implement appropriate ground reinforcement measures to ensure the long-term safety of buildings. If weak ground is left unaddressed, differential settlement may occur, leading to tilting of the building and structural issues. In response to these challenges, the RES-P method, a non-dredging rotary penetration technology, drives pipes into the ground without using cement, resulting in no residual soil that becomes industrial waste. This reduces the disposal costs and logistical efforts associated with residual soil, contributing to overall cost reduction for the project. Additionally, it generates minimal vibration and noise during installation, allowing for construction with reduced impact on neighboring areas. The lightweight construction equipment helps maintain a clean site condition, facilitating a smooth transition to the next phase of work. GeoTech Co., Ltd. provides ground reinforcement that balances cost reduction and environmental protection through high-precision real-time construction management and quality assurance systems. 【Application Scenarios】 - Residential construction on weak ground - Construction work on narrow sites - Sites requiring consideration for neighbors - Cases aiming for shortened construction periods and cost reduction 【Benefits of Implementation】 - Reduction in residual soil disposal costs - Decrease in logistical efforts and costs - Mitigation of noise and vibration impact on neighbors - Maintenance of site aesthetics and smooth transition between processes - Reduction of environmental impact

In the residential construction industry, the stability of the ground is extremely important to ensure the long-term safety and durability of buildings. In particular, improving earthquake resistance against natural disasters such as earthquakes is an essential factor in protecting the safety of residents. To prevent the risk of ground subsidence in advance and guarantee the structural safety of buildings, quantitative ground evaluation and advanced site management are required. The SMD pile method provided by Geotech Co., Ltd. is a Minister of Land, Infrastructure, Transport and Tourism certified rotary-driven steel pipe pile method that leverages visualization of construction and a strict quality control system to address these challenges. 【Usage Scenarios】 - Ground reinforcement for new residential buildings - Improvement of earthquake resistance for existing homes - Reduction of differential settlement risks 【Benefits of Implementation】 - Uniform and high construction quality that does not depend on the operator's experience - Increased reliability through scientific and objective stopping criteria - Response to various ground guarantees backed by reliable data

In the construction of commercial facilities, a strong and durable foundation is required for long-term stable operation and the safety of users. This is especially important for large structures and facilities used by many people, where reducing the risk of ground subsidence and ensuring structural safety are critical. Inadequate ground reinforcement can lead to early deterioration of the facility or unexpected damage. The SMD pile method by Geotech Co., Ltd. is a Ministry of Land, Infrastructure, Transport and Tourism certified rotary-driven steel pipe pile method that addresses these challenges through the visualization of construction data and a strict quality control system. In addition to the high bearing capacity provided by the special inner and outer wings at the tip of the steel pipe, real-time monitoring and automatic recording of torque and depth data through construction management devices, along with objective stopping judgments by cross-referencing ground investigation data, achieve uniform and high construction quality that does not rely on the operator's experience. With an ISO 9001-compliant quality management system, traceability is established from material procurement to site management and report preparation, ensuring reliable data backing for various ground guarantees. 【Usage Scenarios】 - Ground improvement in the new construction of commercial facilities - Ground reinforcement during the expansion or renovation of existing commercial facilities - Stabilization of extensive ground areas such as parking lots and plazas

In the factory construction industry, a strong and low-subsidence risk foundation is required for long-term stable operation and productivity maintenance. Particularly when installing large equipment or precision instruments, even slight ground fluctuations can lead to production line stoppages or declines in product quality. Therefore, the elimination of subsidence risks through quantitative ground evaluation and advanced site management is essential. The SMD pile method provided by Geotech Co., Ltd. is a Minister of Land, Infrastructure, Transport and Tourism certified rotary-driven steel pipe pile method that emphasizes construction visualization and strict quality control, contributing to the stabilization of the ground in factory construction. 【Usage Scenarios】 - Ground improvement at the installation site of large production equipment - Subsidence prevention in precision equipment installation areas - Ground stabilization across the entire factory site 【Benefits of Implementation】 - Supports stable operation of production lines - Contributes to maintaining product quality - Ensures long-term safety of buildings