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実績が豊富で任せて安心！不動産取引時や工場の閉鎖時など相談から調査、浄化工事、アフターサービスまでトータルサポート※実績集進呈中
興亜開発株式会社では、土壌汚染分野において当社最新の土壌汚染調査技術に加え、 長年培ってきた地盤調査の経験を生かすことで、精度の高い調査結果を ご提供いたしております。 地図や空中写真等の既存資料から”土壌汚染のおそれ”を調査する「地歴調査」を はじめ、「概況調査及びVOCボーリング調査」や「土壌・地下水分析」などの 調査を実施いたします。 土壌汚染状況調査は、環境大臣等が指定した「指定調査機関」に 依頼しなければなりません。当社は「指定調査機関」ですので、ぜひご相談ください。 費用を抑えた調査も可能です。 不動産取引時や工場の閉鎖時などでは適切なアドバイスもします！ 【特長】 ■指定調査機関 ■実績が豊富 ■任せて安心。丁寧なアフターサポートも。 ■全国で対応可能 ※詳しくはPDF資料をご覧いただくか、お気軽にお問い合わせ下さい。
Experienced engineers extract investigation points! We investigate the "risk of soil contamination" using existing materials such as maps and aerial photographs.
At Kyoa Development, we conduct "soil contamination risk" investigations through existing materials such as maps and aerial photographs, known as 'historical research.' This investigation involves collecting information regarding land use history and the history of hazardous substance usage, and based on this information, it is required to identify the types of specific hazardous substances and assess the risk of contamination. These tasks require a wide range of specialized knowledge and expertise. Our company continuously provides education and training for the technicians engaged in these tasks, enabling us to deliver speedy and highly accurate investigation results. 【Features】 ■ Experienced technicians extract investigation points ■ Conduct thorough material investigations and interviews without omissions ■ Investigate the historical location records and hazardous substance usage history of past facilities that no longer exist, as well as the status of notifications to authorities and the history of land development such as embankments and excavations ■ In cases of mandatory investigations under prefectural ordinances, conduct investigations and report results in accordance with laws and regulations *For more details, please refer to the PDF materials or feel free to contact us.
We provide highly accurate survey results! Experienced technicians conduct soil sampling and soil gas sampling.
At Kyoa Development, we conduct contamination confirmation surveys as the next step following historical investigations. The "Overview Survey" involves collecting and analyzing soil and soil gas samples to determine the presence of soil contamination by specific hazardous substances at 10-meter intervals. The density of the survey and the sampling methods vary depending on the location of potential contamination (such as surface, beneath buried pipes, under pits, or old ground surfaces) and the types of specific hazardous substances. These tasks require a wide range of expertise and know-how. Our company continuously provides education and training for the technicians engaged in these tasks, ensuring we deliver speedy and highly accurate survey results. 【Features】 ■ Experienced technicians perform soil and soil gas sampling. ■ For mandatory surveys under prefectural regulations, we conduct investigations and report results based on legal requirements. ■ We provide speedy and highly accurate survey results. *For more details, please refer to the PDF materials or feel free to contact us.
We conduct reproduction analysis of contamination and effectiveness prediction of purification measures! We provide high-quality analysis.
In the "Soil Contamination Investigation Analysis and Impact Prediction Services," we conduct predictive analysis (groundwater contamination simulation) and risk assessment regarding the spread of harmful substances and purification effects. Our company utilizes the experience gained from soil contamination investigations and purification work to perform appropriate modeling, conducting validation analyses of the models as much as possible, and providing high-quality analyses. We also offer proposals for the next step of purification countermeasure work. 【Features】 ■ Cause investigation ■ Future predictions ■ Effect prediction of countermeasure work ■ Effect prediction of purification countermeasure work *For more details, please refer to the PDF document or feel free to contact us.
We also support special tests other than JIS and JGS standards! We provide the data that our customers need.
At Kyoa Development, we conduct "Indoor Soil Testing and Rock Testing" to perform laboratory tests on the physical, chemical, strength, and deformation characteristics of soil and rock samples collected on-site. The "Indoor Soil Testing" is carried out using sampling materials (undisturbed samples and disturbed samples) to understand the physical and mechanical properties of the ground. We also accommodate special tests that are not covered by JIS or JGS standards, providing the data that our clients require. Our testing centers are located in two places: Kanto (Chiba City, Chiba Prefecture) and Kansai (Sakai City, Osaka Prefecture), and we welcome clients to attend the tests. 【Features】 ■ Indoor testing ■ Accommodates special tests beyond JIS and JGS standards ■ Provides the data that clients need ■ Attendance at tests is also supported *For more details, please refer to the PDF materials or feel free to contact us.
A brief introduction to surveys and purification work conducted during land sales and modifications. Experience with real estate companies, construction companies, and factories.
Our company is engaged in the investigation and analysis of soil and groundwater contamination, as well as remediation work. Based on the expertise we have developed as a group of ground specialists (Geo-Doctors), we analyze the extent and conditions of contamination and propose purification methods according to the contaminants and remediation objectives. We are currently offering a document that briefly introduces the investigation and remediation methods for "historical surveys, soil surveys, and purification work." You can view it immediately via PDF download. [Contents] ■ What is a historical survey? ■ What is a soil survey? ■ What is purification work?
We propose survey methods and plans that are suitable for the objectives and current situation in the field of geological surveys. *Over 60 years of experience.
At Kyoa Development Co., Ltd., we propose survey methods and plans that are suitable for your objectives and current situation, including simulations and consulting in the field of geological surveys. Our engineers visit the site to observe the topography and geological conditions, starting with "surface geological surveys," and conduct investigations such as "boring surveys" and "in-situ tests." During the surveys and tests, we provide situation reports (interim reports) as needed, and we continuously share information with our clients to facilitate discussions on changes to the survey/test content or additional tests based on the circumstances. 【Features】 ■ Proposing suitable geological survey plans based on over 60 years of experience ■ Guaranteeing reliable geological surveys and tests ■ Detailed reporting for situation understanding and smart progress management *For more details, please refer to the PDF materials or feel free to contact us.
Investigation to be conducted as the next step of the overview survey! Mainly focusing on the investigation of the depth of contamination.
At Kyoa Development, we conduct a "Detailed Survey" as the next step following the overview investigation. The "Detailed Survey" is a depth investigation of contamination conducted when soil pollution is confirmed (when specific harmful substances exceed the standard values). Since the investigation methods vary depending on the depth of the contamination source and the soil and geological conditions, these tasks require a wide range of specialized knowledge and know-how. Our company continuously provides education and training for the technicians engaged in these tasks, ensuring that we deliver speedy and highly accurate investigation results. 【Features】 ■ Environmental survey drilling machine (Eco Machine) - Generates minimal excavation waste, resulting in less contaminated soil to store and process - Fast excavation speed and easy machine mobility - Capable of drilling up to 20-30 meters ■ We provide speedy and highly accurate investigation results *For more details, please refer to the PDF materials or feel free to contact us.
We conduct chemical analyses of soil, sediment, water quality, and industrial waste! We provide official methods such as notifications from the Ministry of the Environment and JIS standards.
At Kyoa Development, we conduct chemical analyses of soil, sediment, water quality, and industrial waste, including "soil and groundwater analysis." By performing soil and groundwater analysis, we quantify the concentration of harmful substances in the soil and groundwater. Our company provides official methods such as notifications from the Ministry of the Environment and JIS standards. 【Features】 ■ Conduct chemical analyses of soil, sediment, water quality, and industrial waste ■ Quantify the concentration of harmful substances in soil and groundwater ■ Provide official methods such as notifications from the Ministry of the Environment and JIS standards *For more details, please refer to the PDF materials or feel free to contact us.
We will conduct an investigation to obtain certification of compliance with standards for the land designated by the region!
At Kyoa Development, we conduct "certification surveys" to obtain certification for land designated in specific areas. The density and methods of the survey vary depending on factors such as the depth of contamination and the condition of fill brought in from outside. Soil at depths where contamination has been confirmed cannot receive certification. There are two types of survey methods: pre-excavation surveys and post-excavation surveys. These tasks require a wide range of specialized knowledge and know-how. Our company continuously provides education and training for the technicians engaged in these tasks, ensuring that we deliver speedy and highly accurate survey results. 【Features】 ■ Environmental survey drilling machine (Eco Machine) - Capable of soil sampling without using excavation water by applying vibration and rotation to the cutting edge - Minimal excavation residue, resulting in less contaminated soil to store and process - Fast excavation speed and easy machine mobility ■ Providing speedy and highly accurate survey results *For more details, please refer to the PDF materials or feel free to contact us.
Engineers observe the terrain and geological conditions! We will investigate the properties of the ground and bedrock.
At Kyoa Development, engineers visit the site to observe the topography and geological conditions, conducting a "surface geological survey" to investigate the characteristics of the ground and bedrock. This survey is conducted to understand the geological properties, engineering properties, and hydraulic characteristics of the foundation ground in the target area, and to estimate and clarify the formation of the topography and geology, as well as the geological structure, from their planar and spatial distribution. The data from the surface geological survey plays an important role in the interpretation of results from boring surveys and physical explorations. [Features] ■ Engineers visit the site to observe the topography and geological conditions ■ Investigate the characteristics of the ground and bedrock *For more details, please refer to the PDF document or feel free to contact us.
We provide all the ground information you need! We investigate the soil layer composition and more using a boring machine.
"Boring investigation" is the most fundamental method of geological survey. By using a boring machine to excavate and observe the collected samples, the composition of the strata can be understood. Generally, a standard penetration test is conducted during excavation to measure the N value (an indicator of the relative density and hardness of the ground). Our company plans and proposes various tests and surveys using the borehole, as well as sampling when necessary during boring, providing all the ground information required by our clients. [Features] - Understanding of strata composition - Investigation of ground strata composition using a boring machine - Providing all the ground information required by clients *For more details, please refer to the PDF document or feel free to contact us.
Understand ground characteristics in situ! We conduct tests in place to investigate the properties of the ground.
At Kyoa Development, we conduct "in-situ tests" to understand ground characteristics on-site. Since tests can be conducted in-situ, we obtain data that is not affected by factors such as confining pressure and sampling disturbances, compared to methods that involve collecting soil samples and conducting laboratory tests. We provide appropriate planning and implementation of in-situ tests according to the purpose and target ground. 【Features】 ■ Investigation to understand ground characteristics in-situ ■ Data obtained is not affected by confining pressure and sampling disturbances ■ We provide appropriate planning and implementation of in-situ tests according to the purpose and target ground *For more details, please refer to the PDF materials or feel free to contact us.
We will measure groundwater, ground subsidence, structural deformation, vibrations, noise, and more!
At Kyoa Development, we conduct "on-site measurements" to assess ground conditions, groundwater levels, and structural deformations at the site. Depending on the purpose, we may carry out long-term and continuous measurements, in which case we may employ methods such as automatic measurements. Our company also customizes measurement equipment according to the purpose, target, required accuracy, and measurement duration. We provide on-site measurements tailored to our customers' needs. 【Features】 ■ Measure ground conditions, groundwater levels, and structural deformations on-site ■ Customization of measurement equipment according to purpose, target, required accuracy, and measurement duration ■ Providing on-site measurements tailored to customer needs *For more details, please refer to the PDF document or feel free to contact us.
