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[Construction Case] Removal of Subsurface Obstacles March Part 2

Introducing actual underground obstacles! We have a proven track record in various situational sites.

On our website, we introduce case studies of underground obstacle removal. This page features the second installment of our special on underground obstacles removed in March 2022. For more details, please check the related links. We have included images of actual underground obstacles, so please take a look. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

  • Other civil engineering works

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[Construction Case Studies] Special Feature on Removed Underground Obstacles (7)

Introducing actual underground obstacles! We select tools according to the situation and carry out the construction.

On our company website, we introduce case studies of underground obstacle removal. This page features Part 7 of our series on removed underground obstacles. For more details, please refer to the related links. We have included images of actual underground obstacles, so please take a look. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

  • Other civil engineering works

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[Construction Case] Underground Obstacle Removal Method in Tokyo (Equivalent to BG Method)

Original tools developed! Examples of removal using the all-casing crushing method.

We would like to introduce a case study of underground obstacle removal conducted by our company. This project took place in Nakano Ward, Tokyo, using an underground obstacle removal method equivalent to the BG method. It features the SR-45 standard mast specification. Piles that could not be removed using the pull-out method were taken out using the all-casing crushing method. We have provided images of this case study in the related links, so please take a look. 【Case Overview】 ■ Project Name: Underground Obstacle Removal Method (Equivalent to BG Method) ■ Construction Date: May 19, 2022 ■ Location: Nakano Ward, Tokyo ■ Details: SR-45 standard mast specification, depth of 16m *For more details, please download the PDF from the related links or contact us.

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【施工事例】マルチドリル工法による壁際地中障害撤去

いろいろな地質、地中障害物に対応!壁に接近した施工が可能な事例

当社で行った地中障害撤去の施工事例をご紹介いたします。 東京都大田区にて、マルチドリル工法(BG工法同等)による 壁際地中障害撤去を実施。周辺への影響が少ないので、壁に 接近した施工が可能です。 関連リンクにて、画像付きで本事例をご紹介しておりますので 是非ご覧ください。 【事例概要】 ■工事名:マルチドリル工法(BG工法同等)による壁際地中障害撤去 ■施工日:2022年04月08日 ■所在地:東京都大田区 ■詳細:φ1000、L=2.3m(52本) ※詳しくは関連リンクからPDFダウンロードいただくか、お問い合わせ下さい。

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[Construction Case Studies] Special Feature on Removed Underground Obstacles - March

We have a track record of construction in various fields! We can cut, remove, and backfill underground obstacles using various methods suitable for the site.

On our company website, we introduce case studies of underground obstacle removal. This page features a special report on underground obstacles removed in March 2022. For more details, please refer to the related links. Our company is capable of cutting, removing, and backfilling underground obstacles using various methods suitable for the site. Please feel free to contact us with your requests. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

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[Construction Example] Removal of Underground Obstacles in Minato Ward & 30m Foundation Pile Driving Work

Feel free to consult us if you are in trouble! Here is an example of a case where we encountered underground obstacles and received a removal request.

We would like to introduce a case of underground obstacle removal conducted by our company in Takanawa, Minato-ku, Tokyo. During the construction using the Aboron method, we encountered an underground obstacle at a depth of 18 meters, which made it impossible to continue the work, leading to a request for removal from our company. Using the multi-drill excavator SR-45, we performed the underground obstacle removal with the multi-drill method, and after the obstacle was removed, we also carried out the installation of the foundation piles for the tower crane, measuring 350×350H. [Case Overview] ■ Project Name: Underground Obstacle Removal & 30m Foundation Pile Installation in Minato-ku ■ Construction Date: March 11, 2020 ■ Location: Takanawa, Minato-ku, Tokyo *For more details, please download the PDF from the related link or contact us.

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[Construction Case] SR45 Multi-Drill Method Underground Obstacle Removal

Introducing examples of smooth removal made possible by using our independently developed tools!

We would like to introduce a case study of underground obstacle removal conducted by our company. In Nihonbashi, Chuo-ku, Tokyo, where the Shinkansen runs nearby, we used the SR45 multi-drill to remove a site construction pile with a diameter of 1200 mm and a depth of 22 m. The removal of the site construction pile in a narrow area was extremely challenging, but by utilizing our uniquely developed Kelly grab, 3D bucket, and lightweight power jack, we were able to achieve a smooth removal. 【Case Overview】 ■ Project Name: SR45 Multi-Drill Method - Underground Obstacle Removal ■ Construction Date: September 11, 2021 ■ Location: Hon-Ishicho, Nihonbashi, Chuo-ku, Tokyo ■ Details: Diameter 1200 mm, Depth 22 m *For more details, please download the PDF from the related link or contact us.

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[Construction Case Studies] Special Feature on Removed Underground Obstacles

For inquiries and requests regarding foundation work, please contact us! We feature underground obstacles that have been removed using our developed tools.

On our company website, we introduce case studies of underground obstacle removal. On this page, we feature underground obstacles that were removed using tools developed by our company. For more details, please check the related links. Additionally, we have included images of the removal status from January 2022, so please take a look. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

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[Construction Case Studies] Special Feature on Removed Underground Obstacles (6)

Track record of construction in various fields! Consistent in-house construction is possible from ground surveys to ground improvement work.

On our company website, we introduce examples of underground obstacle removal projects. This page features Part 6 of our series on removed underground obstacles. For more details, please refer to the related links. Our company offers a comprehensive in-house service from ground surveys to ground improvement work. Please feel free to contact us if you have any requests. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

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[Construction Case Studies] Special Feature on Removed Underground Obstacles (8)

In the multi-drilling method, tools are selected and constructed according to the situation! Original tools are also developed.

On our company website, we introduce case studies of underground obstacle removal. This page features Part 8 of our series on removed underground obstacles. For more details, please refer to the related links. Our company has also developed original tools, achieving significant results in various field situations. 【Methods for Underground Obstacle Removal】 ■ Multi-Drill Method (Equivalent to BG Method) ■ All-Casing Method (Equivalent to BG Method) *For more details, please download the PDF from the related links or contact us.

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[Construction Example] Underground Obstacle Removal using Multi-Drill Method

Introduction of the original tool "Kachi Waku-kun"! Pile removal work using the multi-drilling method.

We would like to introduce a case study of underground obstacle removal conducted by our company. At a site in Honmoku, Yokohama City, an existing PHC pile with a depth of 28m and a diameter of 600mm broke during extraction, leading to a request for underground obstacle removal from our company. Using our original tool "Kachi-Wakukun," we performed the removal using a casing with a diameter of 1,000mm and the all-casing method with the SR-45 multi-drill excavator. 【Project Overview】 ■ Project Name: Introduction of "Kachi-Wakukun" and pile removal using the multi-drill method ■ Construction Date: September 27, 2023 ■ Location: Yokohama City, Kanagawa Prefecture *For more details, please refer to the related links or feel free to contact us.

  • Other civil engineering works
  • Other earthworks, foundation works, and exterior floors
  • Drilling Machine

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