Designated Investigation Agency | Streamlining Soil Disposal with Rapid Analysis for Acceptance Criteria Measures

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Soil survey

last updated：Jun 26, 2026

ジオテック

Measures for acceptance criteria to streamline the disposal of surplus soil through rapid analysis.

This is a speed-priority soil investigation and residual soil acceptance standard countermeasure solution designed to save sites facing an extremely tight schedule where delays in construction excavation processes and underground development are absolutely unacceptable. While maintaining strict quality as a Ministry of the Environment designated investigation agency, we conduct precise soil analysis and rapid sampling in full compliance with official methods, providing timely official evidence required by authorities and disposal sites with astonishing lead times. By combining accurate historical site investigations with rapid sampling techniques, we eliminate any unnecessary rework and complete soil contamination risk management in the shortest possible time. This preemptively removes all bottlenecks in the schedule, such as halting excavation work due to waiting for analysis results, disruptions in dump truck dispatch plans, and unexpected residual soil disposal costs due to acceptance refusals. With GeoTech's overwhelming mobility and immediate delivery system, we fully achieve both cost minimization and strict adherence to deadlines on-site. This service is the optimal choice for thoroughly reducing your business risks and maximizing cost performance, serving as a solid foundation to ensure safety in many construction projects.

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basic information

This is a speed analysis specification compliant with public standards, boasting industry-leading lead times to completely prevent engineering delays. It accommodates testing for the leaching and content of all specified harmful substances, including Class 1 volatile organic compounds, Class 2 heavy metals, and Class 3 pesticides. We immediately deploy our own high-efficiency self-propelled boring machines and simple boring equipment to the site, rapidly sampling soil cores at the specified depth through dry excavation and securely storing them. By optimizing the laboratory processes from extraction to measurement and the issuance of measurement certificates, we guarantee high-speed data output without sacrificing reliability. Throughout all processes, we ensure reliable evidence without data tampering, delivering high-quality results promptly to our customers.

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Applications/Examples of results

It is utilized for underground excavation of urban-type buildings, construction sites that have been requested to change the acceptance criteria for unexpected residual soil, and for the pre-compatibility assessment of excavated residual soil in redevelopment areas with tight construction schedules. It is widely adopted in various ultra-rapid residual soil countermeasure scenarios for construction companies, site managers, and purchasing personnel who want to complete analysis non-stop alongside excavation and fully operate dump trucks, especially when they are urgently asked to submit official evidence from disposal sites or municipalities, or when there is no long-term temporary storage space for residual soil. This system is essential for eliminating barriers to construction progress in advance and achieving a high level of cost reduction while fully complying with regulations.