Manhole Rehabilitation Method Product List and Ranking from 6 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Dec 10, 2025~Jan 06, 2026
This ranking is based on the number of page views on our site.

Manhole Rehabilitation Method Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Dec 10, 2025~Jan 06, 2026
This ranking is based on the number of page views on our site.

  1. 日本ステップ工業 Saitama//Building materials, supplies and fixtures manufacturers
  2. エバタ Tokyo//Trading company/Wholesale
  3. アイビルド Fukuoka//Trading company/Wholesale
  4. トラストテクノ Hyogo//Water supply and drainage construction business
  5. 5 東亜グラウト工業 Tokyo//Other construction industries

Manhole Rehabilitation Method Product ranking

Last Updated: Aggregation Period:Dec 10, 2025~Jan 06, 2026
This ranking is based on the number of page views on our site.

  1. Sewer Composite Manhole Rehabilitation Method "Eba Sheet Method" 日本ステップ工業
  2. Sewer Composite Manhole Rehabilitation Method "Eba Sheet Method" エバタ
  3. Sewer Manhole Rehabilitation Method "PML Method" トラストテクノ
  4. 4 Seismic Level 2 compliant, self-supporting manhole rehabilitation method "VertiLiner Method" 東亜グラウト工業
  5. 5 [Construction Technology Examination Certificate] Self-supporting manhole rehabilitation No. 1-4, 10m, suitable for short construction. アイビルド

Manhole Rehabilitation Method Product List

16~18 item / All 18 items

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Self-supporting manhole rehabilitation method SS Hole System

Certification obtained! Types 1 to 4! Manhole depth 10m! Construction method using high acid resistance and high load-bearing reinforced plastic composite pipes. No special construction techniques required!

The "SS Hole System" is a rehabilitation method that simply extends the lifespan of aging manholes. Being self-supporting, it does not require the residual strength from diagnostic surveys of existing manholes, and it can also accommodate unreinforced manholes, providing a load-bearing capacity equivalent to new installations. This method does not require special construction techniques, allowing for rehabilitation using standard construction practices anywhere in Japan. As a factory-produced product, it has consistent quality and stable load-bearing capacity. The internal cross-section is maximally secured. 【Features】 ■ Constructability: Can be rehabilitated using standard construction techniques without the need for special skills. ■ Acid resistance: Reinforced plastic composite pipes with over 40 years of proven performance. ■ Load capacity: Factory-produced, ensuring consistent quality and stable load-bearing capacity. ■ Seismic resistance: Reinforced plastic composite pipes with high strength and excellent seismic resistance. 《Obtained the Construction Technology Review Certificate (Sewage) from the Japan Sewerage New Technology Organization  March 18, 2021, No. 2021  Scope of application expanded: Manholes No. 1 to No. 4, up to a depth of 10 meters》 *For more details, please refer to the PDF materials or feel free to contact us.

  • Manhole body
  • Dam construction
  • Water Supply Facilities

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Self-supporting manhole rehabilitation method SS Hole System 1-4, 10m!!

Applicable to manholes with reduced residual strength, such as those with cracks!

The "SS Hole System" is a rehabilitation method that simply extends the lifespan of aging manholes. It is suitable for manholes with cracks or advanced corrosion, as well as those requiring seismic reinforcement, adapting to manholes with reduced residual strength. This method uses reliable materials that have been traditionally used, and the rehabilitation material alone provides the strength of a self-supporting pipe, excellent acid resistance, and seismic performance. Additionally, the construction method is simple, allowing all work to be carried out by local contractors. 【Applicable Conditions】 ■ For manholes with cracks ■ For manholes with advanced corrosion ■ For manholes requiring seismic reinforcement ■ For manholes with high hydrogen sulfide concentrations ■ For manholes that cannot be replaced 《Construction Technology Review Certificate (Sewage) obtained March 18, 2021, No. 2021 Scope of application expanded: Manholes No. 1 to No. 4, up to 10m deep》 *For more details, please refer to the PDF document or feel free to contact us.

  • Manhole body
  • Dam construction
  • Water Supply Facilities

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Self-supporting manhole rehabilitation method 'SS Hole System' No. 1-4 up to 10m!!

Load-bearing capacity equivalent to new! A rehabilitation method that simply extends the lifespan of aging manholes.

The "SS Hole System" is a rehabilitation method for manholes that require restoration, particularly those that are severely deteriorated and cannot maintain the required strength in their current condition, or are expected to be unable to maintain strength in the future. This method provides a strength equivalent to that of newly constructed manholes. It does not require special materials or construction techniques, and it can be implemented while the sewage is in use. 【Features】 ■ Compatible with manholes of sizes 1 to 4; other sizes available upon consultation ■ Supports manhole depths of up to 10 meters; depths exceeding 10 meters available upon consultation ■ NETIS registered [QS-150045-A] ■ Simple construction using stable materials produced in a factory ■ Load-bearing capacity is equivalent to new installations *On March 15, 2019, it obtained the Construction Technology Review Certificate (Sewage) from the Japan Sewerage New Technology Organization, and on March 18, 2021, the scope was expanded to include manholes of sizes 1 to 4 and depths of up to 10 meters.* *For more details, please refer to the catalog or feel free to contact us.*

  • Manhole body
  • Water Supply Facilities
  • others

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